CRC

SEC source: 0001104659-21-080154 · tm2118096-16_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,131,592

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,131,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 747,994 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,737,266 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,788,459 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 401,834 shares of Common Stock, (vii) SSF AIV 1B directly holds 358,256 shares of Common Stock, (viii) SSF AIV 2 directly holds 583,216 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,131,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 747,994 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,737,266 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,788,459 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 401,834 shares of Common Stock, (vii) SSF AIV 1B directly holds 358,256 shares of Common Stock, (viii) SSF AIV 2 directly holds 583,216 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,131,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 747,994 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,737,266 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,788,459 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 401,834 shares of Common Stock, (vii) SSF AIV 1B directly holds 358,256 shares of Common Stock, (viii) SSF AIV 2 directly holds 583,216 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-079397 · tm2118096-13_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,334,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,334,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 755,642 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,765,252 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,816,969 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 443,369 shares of Common Stock, (vii) SSF AIV 1B directly holds 395,286 shares of Common Stock, (viii) SSF AIV 2 directly holds 643,502 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,334,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 755,642 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,765,252 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,816,969 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 443,369 shares of Common Stock, (vii) SSF AIV 1B directly holds 395,286 shares of Common Stock, (viii) SSF AIV 2 directly holds 643,502 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,334,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 755,642 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,765,252 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,816,969 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 443,369 shares of Common Stock, (vii) SSF AIV 1B directly holds 395,286 shares of Common Stock, (viii) SSF AIV 2 directly holds 643,502 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-079404 · tm2118096-14_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,334,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,334,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 755,642 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,765,252 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,816,969 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 443,369 shares of Common Stock, (vii) SSF AIV 1B directly holds 395,286 shares of Common Stock, (viii) SSF AIV 2 directly holds 643,502 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,334,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 755,642 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,765,252 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,816,969 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 443,369 shares of Common Stock, (vii) SSF AIV 1B directly holds 395,286 shares of Common Stock, (viii) SSF AIV 2 directly holds 643,502 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,334,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 755,642 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,765,252 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,816,969 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 443,369 shares of Common Stock, (vii) SSF AIV 1B directly holds 395,286 shares of Common Stock, (viii) SSF AIV 2 directly holds 643,502 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0000950142-21-001943 · es210159645_4-crc.xml · derivative · entry 6

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 446,093

Underlying: Common Stock · 2,676 shares

Expires 2024-10-27

F4 · derivative.exercise_date: Exercisable at any time at the sole discretion of the holder.

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001943 · es210159645_4-crc.xml · nonDerivative · entry 1

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,255,134

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001876 · es210158150_4-crc.xml · nonDerivative · entry 6

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,285,532

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001876 · es210158150_4-crc.xml · nonDerivative · entry 5

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,304,883

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001876 · es210158150_4-crc.xml · nonDerivative · entry 4

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,439,037

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001876 · es210158150_4-crc.xml · nonDerivative · entry 3

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,477,180

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001876 · es210158150_4-crc.xml · nonDerivative · entry 2

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,489,080

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0001104659-21-078958 · tm2118096-10_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,484,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-078959 · tm2118096-11_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,484,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-084725 · tm2120107-7_4aseq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,484,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F7 · price: The price in Column 4 reported in this Form 4 corrects a two cents error in the original Form 4 (filed on June 9, 2021). On June 8, 2021, the Reporting Persons disgorged to the Issuer the full amount of profit potentially recoverable by the Issuer with respect to the reported transaction using the correct price of $32.97.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-084726 · tm2120107-8_4aseq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,484,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F7 · price: The price in Column 4 reported in this Form 4 corrects a two cents error in the original Form 4 (filed on June 9, 2021). On June 8, 2021, the Reporting Persons disgorged to the Issuer the full amount of profit potentially recoverable by the Issuer with respect to the reported transaction using the correct price of $32.97.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,484,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 761,293 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,785,932 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,838,036 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 474,061 shares of Common Stock, (vii) SSF AIV 1B directly holds 422,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 668,048 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock. These holdings reflect 2,759 shares previously incorrectly reported as beneficially owned by ACOF AIV 2 that were actually beneficially owned by ACOF AIV 1A.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-078381 · tm2118096-8_4seq1.xml · nonDerivative · entry 2

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,584,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · shares: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the soleholder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · balance_after: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the soleholder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · ownership.nature: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the soleholder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-078381 · tm2118096-8_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,446,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · shares: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the soleholder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · balance_after: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the soleholder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · ownership.nature: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the soleholder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-078382 · tm2118096-9_4seq1.xml · nonDerivative · entry 2

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,584,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · shares: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · balance_after: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · ownership.nature: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-078382 · tm2118096-9_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,446,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · shares: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · balance_after: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. (Continued in footnote 2)

F2 · ownership.nature: ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: The amount of profit potentially recoverable by the Issuer from the reported transactions has been remitted to the Issuer.

F4 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 5)

F5 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F6 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,584,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 762,303 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,799,717 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,854,841 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 494,523 shares of Common Stock, (vii) SSF AIV 1B directly holds 440,888 shares of Common Stock, (viii) SSF AIV 2 directly holds 717,748 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F7 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0000950142-21-001876 · es210158150_4-crc.xml · nonDerivative · entry 1

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,655,134

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001850 · es210156973_4-crc.xml · nonDerivative · entry 3

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,715,508

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0001104659-21-077634 · tm2118096-7_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,459,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("AresManagement"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("AresPartners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filedin duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,459,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 757,593 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,782,479 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,837,287 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 468,943 shares of Common Stock, (vii) SSF AIV 1B directly holds 418,089 shares of Common Stock, (viii) SSF AIV 2 directly holds 680,629 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("AresManagement"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("AresPartners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filedin duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,459,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 757,593 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,782,479 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,837,287 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 468,943 shares of Common Stock, (vii) SSF AIV 1B directly holds 418,089 shares of Common Stock, (viii) SSF AIV 2 directly holds 680,629 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("AresManagement"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("AresPartners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filedin duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,459,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 757,593 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,782,479 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,837,287 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 468,943 shares of Common Stock, (vii) SSF AIV 1B directly holds 418,089 shares of Common Stock, (viii) SSF AIV 2 directly holds 680,629 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-077632 · tm2118096-6_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,459,587

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("AresManagement"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("AresPartners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filedin duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,459,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 757,593 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,782,479 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,837,287 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 468,943 shares of Common Stock, (vii) SSF AIV 1B directly holds 418,089 shares of Common Stock, (viii) SSF AIV 2 directly holds 680,629 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("AresManagement"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("AresPartners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filedin duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,459,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 757,593 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,782,479 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,837,287 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 468,943 shares of Common Stock, (vii) SSF AIV 1B directly holds 418,089 shares of Common Stock, (viii) SSF AIV 2 directly holds 680,629 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("AresManagement"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("AresPartners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filedin duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,459,587 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 757,593 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,782,479 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,837,287 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 468,943 shares of Common Stock, (vii) SSF AIV 1B directly holds 418,089 shares of Common Stock, (viii) SSF AIV 2 directly holds 680,629 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-076368 · tm2118096-5_4seq1.xml · nonDerivative · entry 2

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,685,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-076364 · tm2118096-4_4seq1.xml · nonDerivative · entry 2

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,685,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (Continued in footnote 2)

F2 · shares: (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (Continued in footnote 2)

F2 · balance_after: (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (Continued in footnote 2)

F2 · ownership.nature: (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0000950142-21-001850 · es210156973_4-crc.xml · nonDerivative · entry 2

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,838,379

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0001104659-21-076368 · tm2118096-5_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,785,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · shares: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · balance_after: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (Continued in footnote 2)

F2 · ownership.nature: (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-076364 · tm2118096-4_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 16,785,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (Continued in footnote 2)

F2 · shares: (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (Continued in footnote 2)

F2 · balance_after: (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (xiv) Ares Holdco LLC ("Ares Holdco"), (Continued in footnote 2)

F2 · ownership.nature: (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 16,685,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 766,204 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,813,673 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,868,979 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 515,238 shares of Common Stock, (vii) SSF AIV 1B directly holds 459,360 shares of Common Stock, (viii) SSF AIV 2 directly holds 747,827 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0000950142-21-001850 · es210156973_4-crc.xml · nonDerivative · entry 1

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,977,134

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001801 · es210155730_4-crc.xml · nonDerivative · entry 4

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,105,169

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0001104659-21-075288 · tm2118096-3_4seq1.xml · nonDerivative · entry 2

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 17,085,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · shares: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · balance_after: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · ownership.nature: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-075286 · tm2118096-1_4seq1.xml · nonDerivative · entry 2

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 17,085,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · shares: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · balance_after: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · ownership.nature: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0000950142-21-001801 · es210155730_4-crc.xml · nonDerivative · entry 3

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,170,198

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0001104659-21-075288 · tm2118096-3_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

AF V Energy IV AIV 1A, L.P. · CIK 0001831167 · 10% owner

AF V Energy IV AIV 1B, L.P. · CIK 0001831195 · 10% owner

AF V Energy IV AIV 2, L.P. · CIK 0001831196 · 10% owner

AEOF ECR AIV A-B, L.P. · CIK 0001831200 · 10% owner

AEOF ECR AIV C, L.P. · CIK 0001831202 · 10% owner

AF Energy Feeder, L.P. · CIK 0001831203 · 10% owner

SSF IV Energy I AIV 1A, L.P. · CIK 0001831197 · 10% owner

SSF IV Energy I AIV 1B, L.P. · CIK 0001831198 · 10% owner

SSF IV Energy I AIV 2, L.P. · CIK 0001831199 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 17,124,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · shares: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · balance_after: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · ownership.nature: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0001104659-21-075286 · tm2118096-1_4seq1.xml · nonDerivative · entry 1

ARES MANAGEMENT LLC · CIK 0001259313 · 10% owner

ACOF Investment Management LLC · CIK 0001684171 · 10% owner

ASSF Operating Manager IV, L.P. · CIK 0001683967 · 10% owner

Ares Management Holdings L.P. · CIK 0001536937 · 10% owner

Ares Holdco LLC · CIK 0001669983 · 10% owner

Ares Management Corp · CIK 0001176948 · 10% owner

Ares Management GP LLC · CIK 0001620264 · 10% owner

Ares Voting LLC · CIK 0001761656 · 10% owner

Ares Partners Holdco LLC · CIK 0001620263 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 17,124,848

F1 · shares: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · shares: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · shares: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · shares: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · shares: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · shares: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · balance_after: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · balance_after: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · balance_after: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · balance_after: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · balance_after: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · balance_after: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

F1 · ownership.nature: This statement is being filed jointly by (i) AF V Energy IV AIV 1A, L.P. ("ACOF AIV 1A"), (ii) AF V Energy IV AIV 1B, L.P. ("ACOF AIV 1B"), (iii) AF V Energy IV AIV 2, L.P. ("ACOF AIV 2" and, together with ACOF AIV 1A and ACOF AIV 1B, the "ACOF AIVs"), (iv) AEOF ECR AIV A-B, L.P. ("AEOF AIV A-B"), (v) AEOF ECR AIV C, L.P. ("AEOF AIV C" and, together with AEOF AIV A-B, the "AEOF AIVs"), (vi) AF Energy Feeder, L.P., (vii) ACOF Investment Management LLC ("ACOF Investment Management"), (viii) SSF IV Energy I AIV 1A, L.P. ("SSF AIV 1A"), (ix) SSF IV Energy I AIV 1B, L.P. ("SSF AIV 1B"), (x) SSF IV Energy I AIV 2, L.P. ("SSF AIV 2" and, together with SSF AIV 1A and SSF AIV 1B, the "SSF AIVs"), (xi) ASSF Operating Manager IV, L.P. ("ASSF Operating Manager IV"), (xii) Ares Management LLC, (xiii) Ares Management Holdings L.P. ("Ares Management Holdings"), (Continued in footnote 2)

F2 · ownership.nature: (xiv) Ares Holdco LLC ("Ares Holdco"), (xv) Ares Management Corporation ("Ares Management"), (xvi) Ares Voting LLC ("Ares Voting"), (xvii) Ares Management GP LLC ("Ares Management GP") and (xviii) Ares Partners Holdco LLC ("Ares Partners") (collectively, the "Reporting Persons"). Due to the electronic system's limitation of 10 Reporting Persons per joint filing, this statement is being filed in duplicate.

F3 · ownership.nature: ACOF Investment Management is the manager of each of the ACOF AIVs, the AEOF AIVs and AF Energy Feeder, L.P., and the sole member of ACOF Investment Management is Ares Management LLC. ASSF Operating Manager IV is the manager of the SSF AIVs, and the general partner of ASSF Operating Manager IV is Ares Management LLC. The sole member of Ares Management LLC is Ares Management Holdings and the general partner of Ares Management Holdings is Ares Holdco. The sole member of Ares Holdco is Ares Management. Ares Management GP is the sole holder of the Class B common stock, $0.01 par value per share, of Ares Management (the "Ares Class B Common Stock") and Ares Voting LLC ("Ares Voting") is the sole holder of the Class C common stock, $0.01 par value per share, of Ares Management (the "Ares Class C Common Stock"). (Continued in footnote 4)

F4 · ownership.nature: Pursuant to Ares Management's Certificate of Incorporation, the holders of the Ares Class B Common Stock and the Ares Class C Common Stock, collectively, will generally have the majority of the votes on any matter submitted to the stockholders of Ares Management if certain conditions are met. The sole member of both Ares Management GP and Ares Voting is Ares Partners. Ares Partners is managed by a board of managers, which is composed of Michael Arougheti, Ryan Berry, R. Kipp deVeer, David Kaplan, Michael McFerran, Antony Ressler and Bennett Rosenthal (collectively, the "Board Members"). Mr. Ressler generally has veto authority over decisions by the Board Members.

F5 · ownership.nature: The Reporting Persons collectively beneficially own, or may be deemed to beneficially own, in the aggregate 17,085,848 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 781,221 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,868,820 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,925,210 shares of Common Stock, (iv) AEOF AIV A-B directly holds 1,894,861 shares of Common Stock, (v) AEOF AIV C directly holds 804,524 shares of Common Stock, (vi) SSF AIV 1A directly holds 597,083 shares of Common Stock, (vii) SSF AIV 1B directly holds 532,328 shares of Common Stock, (viii) SSF AIV 2 directly holds 866,619 shares of Common Stock and (ix) AF Energy Feeder, L.P. directly holds 5,815,182 shares of Common Stock.

F6 · ownership.nature: Each of the Reporting Persons (other than the ACOF AIVs, the AEOF AIVs, the SSF AIVs and AF Energy Feeder, L.P with respect to the shares of Common Stock directly held by them) and the Board Members, and the other directors, officers, partners, stockholders, members and managers of the Reporting Persons, expressly disclaims beneficial ownership of the Common Stock, except to the extent of any pecuniary interest therein, and this Form 4 shall not be deemed an admission that any such person or entity is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.

SEC source: 0000950142-21-001801 · es210155730_4-crc.xml · nonDerivative · entry 2

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,282,315

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001801 · es210155730_4-crc.xml · nonDerivative · entry 1

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,301,700

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 9

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,403,941

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 8

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,747,961

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 7

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,798,520

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 6

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,800,382

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 5

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,877,706

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 4

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,880,553

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 3

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,903,738

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 2

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,904,591

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001731 · es210155013_4-crc.xml · nonDerivative · entry 1

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,980,855

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001696 · es210154068_4-crc.xml · nonDerivative · entry 11

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 17,983,664

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001696 · es210154068_4-crc.xml · nonDerivative · entry 10

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 18,170,535

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001696 · es210154068_4-crc.xml · nonDerivative · entry 9

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 18,195,597

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001696 · es210154068_4-crc.xml · nonDerivative · entry 8

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 18,280,152

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.

SEC source: 0000950142-21-001696 · es210154068_4-crc.xml · nonDerivative · entry 7

GOLDENTREE ASSET MANAGEMENT LP · CIK 0001278951 · 10% owner

GoldenTree Asset Management LLC · CIK 0001435627 · 10% owner

Tananbaum Steven A. · CIK 0001435626 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 18,488,733

F1 · ownership.nature: This Form 4 is filed on behalf of GoldenTree Asset Management LP (the "Advisor"), GoldenTree Asset Management LLC (the "General Partner") and Steven A. Tananbaum (collectively, the "Reporting Persons"). The Advisor is the investment manager or advisor to certain funds and separate accounts managed by the Advisor (the "Funds") and may be deemed to have a pecuniary interest in the securities directly held by the Funds. The General Partner is the general partner of the Advisor and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor has a pecuniary interest. Steven A. Tananbaum is the managing member of the General Partner and may be deemed to have a pecuniary interest in the Common Stock reported herein in which the Advisor and the General Partner have a pecuniary interest.

F2 · ownership.nature: The Advisor, the General Partner, and Mr. Tananbaum disclaim beneficial ownership of the Common Stock held by the Funds.

F3 · ownership.nature: Common Stock held directly by certain funds and separate accounts managed by the Advisor.