CRC

SEC source: 0000950142-21-002119 · es210163518_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: 322,374

Underlying: Common Stock · 1,600 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: 0000950142-21-002119 · es210163518_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: 14,869,307

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: 0000950142-21-002119 · es210163518_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: 14,881,573

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: 0001104659-21-085087 · tm2120107-9_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: 14,371,592

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, if any, 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 14,371,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 681,684 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,494,621 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,541,272 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 41,714 shares of Common Stock, (vii) SSF AIV 1B directly holds 37,192 shares of Common Stock, (viii) SSF AIV 2 directly holds 60,542 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, if any, 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 14,371,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 681,684 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,494,621 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,541,272 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 41,714 shares of Common Stock, (vii) SSF AIV 1B directly holds 37,192 shares of Common Stock, (viii) SSF AIV 2 directly holds 60,542 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, if any, 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 14,371,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 681,684 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,494,621 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,541,272 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 41,714 shares of Common Stock, (vii) SSF AIV 1B directly holds 37,192 shares of Common Stock, (viii) SSF AIV 2 directly holds 60,542 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: 0001104659-21-085090 · tm2120107-10_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: 14,371,592

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, if any, 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 14,371,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 681,684 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,494,621 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,541,272 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 41,714 shares of Common Stock, (vii) SSF AIV 1B directly holds 37,192 shares of Common Stock, (viii) SSF AIV 2 directly holds 60,542 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, if any, 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 14,371,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 681,684 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,494,621 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,541,272 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 41,714 shares of Common Stock, (vii) SSF AIV 1B directly holds 37,192 shares of Common Stock, (viii) SSF AIV 2 directly holds 60,542 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, if any, 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 14,371,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 681,684 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,494,621 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,541,272 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 41,714 shares of Common Stock, (vii) SSF AIV 1B directly holds 37,192 shares of Common Stock, (viii) SSF AIV 2 directly holds 60,542 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: 0001104659-21-084661 · tm2120107-5_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: 14,471,592

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, if any, 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 14,471,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 685,452 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,508,408 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,555,317 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 62,175 shares of Common Stock, (vii) SSF AIV 1B directly holds 55,434 shares of Common Stock, (viii) SSF AIV 2 directly holds 90,239 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, if any, 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 14,471,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 685,452 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,508,408 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,555,317 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 62,175 shares of Common Stock, (vii) SSF AIV 1B directly holds 55,434 shares of Common Stock, (viii) SSF AIV 2 directly holds 90,239 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, if any, 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 14,471,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 685,452 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,508,408 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,555,317 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 62,175 shares of Common Stock, (vii) SSF AIV 1B directly holds 55,434 shares of Common Stock, (viii) SSF AIV 2 directly holds 90,239 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: 0001104659-21-084665 · tm2120107-6_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: 14,471,592

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, if any, 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 14,471,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 685,452 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,508,408 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,555,317 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 62,175 shares of Common Stock, (vii) SSF AIV 1B directly holds 55,434 shares of Common Stock, (viii) SSF AIV 2 directly holds 90,239 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, if any, 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 14,471,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 685,452 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,508,408 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,555,317 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 62,175 shares of Common Stock, (vii) SSF AIV 1B directly holds 55,434 shares of Common Stock, (viii) SSF AIV 2 directly holds 90,239 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, if any, 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 14,471,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 685,452 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,508,408 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,555,317 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 62,175 shares of Common Stock, (vii) SSF AIV 1B directly holds 55,434 shares of Common Stock, (viii) SSF AIV 2 directly holds 90,239 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: 0000950142-21-002089 · es210162771_4-crc.xml · derivative · 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: 323,974

Underlying: Common Stock · 10,677 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: 0000950142-21-002089 · es210162771_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: 14,932,940

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: 0000950142-21-002089 · es210162771_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: 15,032,310

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: 0000950142-21-002089 · es210162771_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: 15,079,310

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: 0000950142-21-002076 · es210162075_4-crc.xml · derivative · 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: 334,651

Underlying: Common Stock · 4,849 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: 0001104659-21-084074 · tm2120107-3_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: 14,651,592

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, if any, 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 14,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 692,234 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,533,224 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,580,598 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 99,006 shares of Common Stock, (vii) SSF AIV 1B directly holds 88,269 shares of Common Stock, (viii) SSF AIV 2 directly holds 143,694 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, if any, 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 14,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 692,234 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,533,224 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,580,598 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 99,006 shares of Common Stock, (vii) SSF AIV 1B directly holds 88,269 shares of Common Stock, (viii) SSF AIV 2 directly holds 143,694 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, if any, 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 14,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 692,234 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,533,224 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,580,598 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 99,006 shares of Common Stock, (vii) SSF AIV 1B directly holds 88,269 shares of Common Stock, (viii) SSF AIV 2 directly holds 143,694 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: 0001104659-21-084079 · tm2120107-4_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: 14,651,592

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, if any, 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 14,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 692,234 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,533,224 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,580,598 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 99,006 shares of Common Stock, (vii) SSF AIV 1B directly holds 88,269 shares of Common Stock, (viii) SSF AIV 2 directly holds 143,694 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, if any, 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 14,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 692,234 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,533,224 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,580,598 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 99,006 shares of Common Stock, (vii) SSF AIV 1B directly holds 88,269 shares of Common Stock, (viii) SSF AIV 2 directly holds 143,694 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, if any, 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 14,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 692,234 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,533,224 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,580,598 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 99,006 shares of Common Stock, (vii) SSF AIV 1B directly holds 88,269 shares of Common Stock, (viii) SSF AIV 2 directly holds 143,694 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: 0001104659-21-083457 · tm2120107-1_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: 14,851,592

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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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: 0001104659-21-083466 · tm2120107-2_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: 14,851,592

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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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: 0001104659-21-083457 · tm2120107-1_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: 15,001,592

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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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: 0001104659-21-083466 · tm2120107-2_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: 15,001,592

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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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, if any, 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 14,851,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 699,769 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,560,797 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,608,687 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 139,929 shares of Common Stock, (vii) SSF AIV 1B directly holds 124,754 shares of Common Stock, (viii) SSF AIV 2 directly holds 203,089 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: 0000950142-21-002076 · es210162075_4-crc.xml · derivative · 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: 339,500

Underlying: Common Stock · 6,810 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: 0000950142-21-002036 · es210160951_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: 346,310

Underlying: Common Stock · 98,561 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: 0001104659-21-082589 · tm2118096-26_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: 15,176,592

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, if any, 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 15,176,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 712,013 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,605,604 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,654,332 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 206,428 shares of Common Stock, (vii) SSF AIV 1B directly holds 184,042 shares of Common Stock, (viii) SSF AIV 2 directly holds 299,606 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, if any, 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 15,176,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 712,013 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,605,604 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,654,332 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 206,428 shares of Common Stock, (vii) SSF AIV 1B directly holds 184,042 shares of Common Stock, (viii) SSF AIV 2 directly holds 299,606 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, if any, 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 15,176,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 712,013 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,605,604 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,654,332 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 206,428 shares of Common Stock, (vii) SSF AIV 1B directly holds 184,042 shares of Common Stock, (viii) SSF AIV 2 directly holds 299,606 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: 0001104659-21-082590 · tm2118096-27_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: 15,176,592

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, if any, 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 15,176,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 712,013 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,605,604 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,654,332 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 206,428 shares of Common Stock, (vii) SSF AIV 1B directly holds 184,042 shares of Common Stock, (viii) SSF AIV 2 directly holds 299,606 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, if any, 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 15,176,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 712,013 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,605,604 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,654,332 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 206,428 shares of Common Stock, (vii) SSF AIV 1B directly holds 184,042 shares of Common Stock, (viii) SSF AIV 2 directly holds 299,606 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, if any, 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 15,176,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 712,013 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,605,604 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,654,332 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 206,428 shares of Common Stock, (vii) SSF AIV 1B directly holds 184,042 shares of Common Stock, (viii) SSF AIV 2 directly holds 299,606 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: 0001609253-21-000091 · wf-form4_162379084454002.xml · nonDerivative · entry 1

Roby William B · CIK 0001830485 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,789

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $33.095 to $33.125, inclusive. The reporting person undertakes to provide CRC, any security holder of CRC or the staff of the Securities and Exchange Commission, upon request, with full information regarding the number of shares purchased at each separate price within the range set forth.

SEC source: 0001104659-21-081987 · tm2118096-24_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: 15,451,592

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, if any, 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 15,451,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 722,374 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,643,517 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,692,955 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 262,697 shares of Common Stock, (vii) SSF AIV 1B directly holds 234,208 shares of Common Stock, (viii) SSF AIV 2 directly holds 381,274 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, if any, 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 15,451,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 722,374 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,643,517 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,692,955 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 262,697 shares of Common Stock, (vii) SSF AIV 1B directly holds 234,208 shares of Common Stock, (viii) SSF AIV 2 directly holds 381,274 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, if any, 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 15,451,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 722,374 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,643,517 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,692,955 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 262,697 shares of Common Stock, (vii) SSF AIV 1B directly holds 234,208 shares of Common Stock, (viii) SSF AIV 2 directly holds 381,274 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: 0001104659-21-081992 · tm2118096-25_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: 15,451,592

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, if any, 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 15,451,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 722,374 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,643,517 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,692,955 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 262,697 shares of Common Stock, (vii) SSF AIV 1B directly holds 234,208 shares of Common Stock, (viii) SSF AIV 2 directly holds 381,274 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, if any, 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 15,451,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 722,374 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,643,517 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,692,955 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 262,697 shares of Common Stock, (vii) SSF AIV 1B directly holds 234,208 shares of Common Stock, (viii) SSF AIV 2 directly holds 381,274 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, if any, 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 15,451,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 722,374 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,643,517 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,692,955 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 262,697 shares of Common Stock, (vii) SSF AIV 1B directly holds 234,208 shares of Common Stock, (viii) SSF AIV 2 directly holds 381,274 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: 0001609253-21-000095 · wf-form4_162387924751786.xml · derivative · entry 2

Gould Christopher D. · CIK 0001866661 · EVP & Chief Sustainability Off

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,580

Underlying: Common Stock · 38,580 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents the target number of performance stock units ("PSUs"). Each PSU represents a contingent right to receive one share of Common Stock. The actual number of PSUs that vest and become earned is based on the volume-weighted average price of a share of Common Stock as determined over any 60 consecutive trading days during the two-year performance period, and, subject to certain exceptions, will be settled in shares of Common Stock within 45 days following the end of the two-year performance period.

F2 · derivative.exercise_date: Represents the target number of performance stock units ("PSUs"). Each PSU represents a contingent right to receive one share of Common Stock. The actual number of PSUs that vest and become earned is based on the volume-weighted average price of a share of Common Stock as determined over any 60 consecutive trading days during the two-year performance period, and, subject to certain exceptions, will be settled in shares of Common Stock within 45 days following the end of the two-year performance period.

F2 · derivative.expiration_date: Represents the target number of performance stock units ("PSUs"). Each PSU represents a contingent right to receive one share of Common Stock. The actual number of PSUs that vest and become earned is based on the volume-weighted average price of a share of Common Stock as determined over any 60 consecutive trading days during the two-year performance period, and, subject to certain exceptions, will be settled in shares of Common Stock within 45 days following the end of the two-year performance period.

SEC source: 0001609253-21-000095 · wf-form4_162387924751786.xml · nonDerivative · entry 1

Gould Christopher D. · CIK 0001866661 · EVP & Chief Sustainability Off

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,580

F1 · kind: Represents a grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of Common Stock. These RSUs will vest in two equal installments on each of June 14, 2022 and 2023 and, subject to certain exceptions, will be settled in shares of Common Stock within 45 days following the second anniversary of the grant date.

SEC source: 0000950142-21-002036 · es210160951_4-crc.xml · derivative · 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: 444,871

Underlying: Common Stock · 4,400 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: 0000950142-21-002036 · es210160951_4-crc.xml · derivative · 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: 449,271

Underlying: Common Stock · 16,822 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: 0000950142-21-002036 · es210160951_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: 15,338,222

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: 0000950142-21-002036 · es210160951_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: 15,349,032

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: 0000950142-21-002036 · es210160951_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: 15,525,587

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: 0000950142-21-001979 · es210160691_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: 15,579,032

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: 0000950142-21-001979 · es210160691_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: 15,665,029

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: 0000950142-21-001979 · es210160691_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: 15,667,969

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: 0000950142-21-001979 · es210160691_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: 15,791,428

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: 0000950142-21-001979 · es210160691_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: 15,807,978

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: 0000950142-21-001979 · es210160691_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: 15,826,412

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: 0001104659-21-081457 · tm2118096-21_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: 15,651,592

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, if any, 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 15,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 729,909 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,671,090 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,721,044 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 303,620 shares of Common Stock, (vii) SSF AIV 1B directly holds 270,693 shares of Common Stock, (viii) SSF AIV 2 directly holds 440,669 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, if any, 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 15,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 729,909 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,671,090 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,721,044 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 303,620 shares of Common Stock, (vii) SSF AIV 1B directly holds 270,693 shares of Common Stock, (viii) SSF AIV 2 directly holds 440,669 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, if any, 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 15,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 729,909 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,671,090 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,721,044 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 303,620 shares of Common Stock, (vii) SSF AIV 1B directly holds 270,693 shares of Common Stock, (viii) SSF AIV 2 directly holds 440,669 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: 0001104659-21-081459 · tm2118096-22_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: 15,651,592

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, if any, 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 15,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 729,909 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,671,090 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,721,044 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 303,620 shares of Common Stock, (vii) SSF AIV 1B directly holds 270,693 shares of Common Stock, (viii) SSF AIV 2 directly holds 440,669 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, if any, 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 15,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 729,909 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,671,090 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,721,044 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 303,620 shares of Common Stock, (vii) SSF AIV 1B directly holds 270,693 shares of Common Stock, (viii) SSF AIV 2 directly holds 440,669 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, if any, 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 15,651,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 729,909 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,671,090 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,721,044 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 303,620 shares of Common Stock, (vii) SSF AIV 1B directly holds 270,693 shares of Common Stock, (viii) SSF AIV 2 directly holds 440,669 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: 0001104659-21-080750 · tm2118096-19_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: 15,881,592

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, if any, 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 15,881,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 738,575 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,702,799 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,753,347 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 350,681 shares of Common Stock, (vii) SSF AIV 1B directly holds 312,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 508,973 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, if any, 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 15,881,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 738,575 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,702,799 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,753,347 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 350,681 shares of Common Stock, (vii) SSF AIV 1B directly holds 312,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 508,973 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, if any, 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 15,881,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 738,575 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,702,799 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,753,347 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 350,681 shares of Common Stock, (vii) SSF AIV 1B directly holds 312,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 508,973 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: 0001104659-21-080753 · tm2118096-20_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: 15,881,592

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, if any, 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 15,881,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 738,575 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,702,799 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,753,347 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 350,681 shares of Common Stock, (vii) SSF AIV 1B directly holds 312,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 508,973 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, if any, 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 15,881,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 738,575 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,702,799 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,753,347 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 350,681 shares of Common Stock, (vii) SSF AIV 1B directly holds 312,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 508,973 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, if any, 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 15,881,592 shares of Common Stock by reason of the direct or indirect beneficial ownership of such shares as follows: (i) ACOF AIV 1A directly holds 738,575 shares of Common Stock, (ii) ACOF AIV 1B directly holds 2,702,799 shares of Common Stock, (iii) ACOF AIV 2 directly holds 2,753,347 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 350,681 shares of Common Stock, (vii) SSF AIV 1B directly holds 312,650 shares of Common Stock, (viii) SSF AIV 2 directly holds 508,973 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: 0000950142-21-001979 · es210160691_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: 15,836,912

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: 0000950142-21-001979 · es210160691_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: 15,934,578

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: 0000950142-21-001979 · es210160691_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: 15,949,654

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 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: 15,955,983

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 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: 16,135,746

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 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: 16,153,292

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 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: 16,225,134

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: 0001104659-21-080150 · tm2118096-15_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: 16,131,592

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.