EXE

SEC source: 0000950142-22-001172 · es220238427_4-chesapeake2.xml · nonDerivative · entry 1

Oaktree Fund GP, LLC · CIK 0001499005 · 10% owner

OCM XI CHK Holdings, LLC · CIK 0001847314 · 10% owner

OCM Xb CHK Holdings, LLC · CIK 0001847617 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 11,001,153

F1 · ownership.direct: This Form 4 is being filed jointly by (each, a "Reporting Person" and, collectively, the "Reporting Persons") (i) OCM XI CHK Holdings, LLC ("XI CHK Holdings"), (ii) OCM Xb CHK Holdings, LLC ("Xb CHK Holdings"), (iii) Oaktree Fund GP, LLC ("Fund GP"), in its capacity as the manager of XI CHK Holdings and Xb CHK Holdings, (iv) Oaktree Fund GP I, L.P. ("Fund GP I"), in its capacity as the managing member of Fund GP, (v) Oaktree Capital I, L.P. ("Capital I"), in its capacity as the general partner of Fund GP I, (vi) OCM Holdings I, LLC ("Holdings I"), in its capacity as general partner of Capital I, (vii) Oaktree Holdings, LLC ("Holdings LLC"), in its capacity as the managing member of Holdings I, (viii) Oaktree Capital Group, LLC ("OCG"), in its capacity as the managing member of Holdings LLC, (ix) Oaktree Capital Group Holdings GP, LLC ("OCGH GP"), in its capacity as the indirect owner of the class B units of OCG, (cont'd in FN 2)

F1 · ownership.nature: This Form 4 is being filed jointly by (each, a "Reporting Person" and, collectively, the "Reporting Persons") (i) OCM XI CHK Holdings, LLC ("XI CHK Holdings"), (ii) OCM Xb CHK Holdings, LLC ("Xb CHK Holdings"), (iii) Oaktree Fund GP, LLC ("Fund GP"), in its capacity as the manager of XI CHK Holdings and Xb CHK Holdings, (iv) Oaktree Fund GP I, L.P. ("Fund GP I"), in its capacity as the managing member of Fund GP, (v) Oaktree Capital I, L.P. ("Capital I"), in its capacity as the general partner of Fund GP I, (vi) OCM Holdings I, LLC ("Holdings I"), in its capacity as general partner of Capital I, (vii) Oaktree Holdings, LLC ("Holdings LLC"), in its capacity as the managing member of Holdings I, (viii) Oaktree Capital Group, LLC ("OCG"), in its capacity as the managing member of Holdings LLC, (ix) Oaktree Capital Group Holdings GP, LLC ("OCGH GP"), in its capacity as the indirect owner of the class B units of OCG, (cont'd in FN 2)

F2 · ownership.nature: (cont'd from FN 2) (x) Brookfield Public Securities Group Holdings LLC ("Securities Group Holdings"), (xi) Brookfield US Inc. ("Brookfield US"), in its capacity as managing member of Securities Group Holdings, (xii) Brookfield Asset Management Inc. ("BAM"), in its capacity as the indirect owner of the class A units of OCG and sole indirect shareholder of Brookfield US and (xiii) BAM Partners Trust, in its capacity as the sole owner of Class B Limited Voting Shares of BAM. Each of the Reporting Persons expressly disclaims beneficial ownership of the equity securities reported herein, except to the extent of their respective pecuniary interests therein, and the filing of this Form 4 shall not be construed as an admission that any such Reporting Person is the beneficial owner of any equity securities covered by this Form 4.

SEC source: 0000950142-22-001171 · es220238424_4-chesapeake1.xml · nonDerivative · entry 1

BAM Partners Trust · CIK 0001861643 · 10% owner

BROOKFIELD ASSET MANAGEMENT INC. · CIK 0001001085 · 10% owner

Brookfield US Inc. · CIK 0001768973 · 10% owner

Brookfield Public Securities Group Holdings LLC · CIK 0001909269 · 10% owner

Oaktree Capital Group Holdings GP, LLC · CIK 0001403525 · 10% owner

Oaktree Capital Group, LLC · CIK 0001403528 · 10% owner

OAKTREE HOLDINGS, LLC · CIK 0001407181 · 10% owner

OCM HOLDINGS I, LLC · CIK 0001407178 · 10% owner

Oaktree Capital I, L.P. · CIK 0001403530 · 10% owner

OAKTREE FUND GP I, L.P. · CIK 0001402746 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 11,001,153

F1 · ownership.direct: This Form 4 is being filed jointly by (each, a "Reporting Person" and, collectively, the "Reporting Persons") (i) OCM XI CHK Holdings, LLC ("XI CHK Holdings"), (ii) OCM Xb CHK Holdings, LLC ("Xb CHK Holdings"), (iii) Oaktree Fund GP, LLC ("Fund GP"), in its capacity as the manager of XI CHK Holdings and Xb CHK Holdings, (iv) Oaktree Fund GP I, L.P. ("Fund GP I"), in its capacity as the managing member of Fund GP, (v) Oaktree Capital I, L.P. ("Capital I"), in its capacity as the general partner of Fund GP I, (vi) OCM Holdings I, LLC ("Holdings I"), in its capacity as general partner of Capital I, (vii) Oaktree Holdings, LLC ("Holdings LLC"), in its capacity as the managing member of Holdings I, (viii) Oaktree Capital Group, LLC ("OCG"), in its capacity as the managing member of Holdings LLC, (ix) Oaktree Capital Group Holdings GP, LLC ("OCGH GP"), in its capacity as the indirect owner of the class B units of OCG, (cont'd in FN 2)

F1 · ownership.nature: This Form 4 is being filed jointly by (each, a "Reporting Person" and, collectively, the "Reporting Persons") (i) OCM XI CHK Holdings, LLC ("XI CHK Holdings"), (ii) OCM Xb CHK Holdings, LLC ("Xb CHK Holdings"), (iii) Oaktree Fund GP, LLC ("Fund GP"), in its capacity as the manager of XI CHK Holdings and Xb CHK Holdings, (iv) Oaktree Fund GP I, L.P. ("Fund GP I"), in its capacity as the managing member of Fund GP, (v) Oaktree Capital I, L.P. ("Capital I"), in its capacity as the general partner of Fund GP I, (vi) OCM Holdings I, LLC ("Holdings I"), in its capacity as general partner of Capital I, (vii) Oaktree Holdings, LLC ("Holdings LLC"), in its capacity as the managing member of Holdings I, (viii) Oaktree Capital Group, LLC ("OCG"), in its capacity as the managing member of Holdings LLC, (ix) Oaktree Capital Group Holdings GP, LLC ("OCGH GP"), in its capacity as the indirect owner of the class B units of OCG, (cont'd in FN 2)

F2 · ownership.nature: (cont'd from FN 1) (x) Brookfield Public Securities Group Holdings LLC ("Securities Group Holdings"), (xi) Brookfield US Inc. ("Brookfield US"), in its capacity as managing member of Securities Group Holdings, (xii) Brookfield Asset Management Inc. ("BAM"), in its capacity as the indirect owner of the class A units of OCG and sole indirect shareholder of Brookfield US and (xiii) BAM Partners Trust, in its capacity as the sole owner of Class B Limited Voting Shares of BAM. Each of the Reporting Persons expressly disclaims beneficial ownership of the equity securities reported herein, except to the extent of their respective pecuniary interests therein, and the filing of this Form 4 shall not be construed as an admission that any such Reporting Person is the beneficial owner of any equity securities covered by this Form 4.

SEC source: 0000895126-22-000055 · wf-form4_164754825298001.xml · derivative · entry 2

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,773

Underlying: Common Stock · 47,773 shares

Expires 2025-03-15

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

SEC source: 0000895126-22-000055 · wf-form4_164754825298001.xml · nonDerivative · entry 1

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,891

SEC source: 0000895126-22-000054 · wf-form4_164754816235887.xml · derivative · entry 2

Singh Mohit · CIK 0001897234 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,820

Underlying: Common Stock · 20,820 shares

Expires 2025-03-15

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

SEC source: 0000895126-22-000054 · wf-form4_164754816235887.xml · nonDerivative · entry 1

Singh Mohit · CIK 0001897234 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,883

SEC source: 0000895126-22-000053 · wf-form4_164754807853525.xml · derivative · entry 2

Viets Joshua J. · CIK 0001908716 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,820

Underlying: Common Stock · 20,820 shares

Expires 2025-03-15

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

SEC source: 0000895126-22-000053 · wf-form4_164754807853525.xml · nonDerivative · entry 1

Viets Joshua J. · CIK 0001908716 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,354

SEC source: 0000895126-22-000052 · wf-form4_164754801975627.xml · derivative · entry 2

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,941

Underlying: Common Stock · 18,941 shares

Expires 2025-03-15

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

SEC source: 0000895126-22-000052 · wf-form4_164754801975627.xml · nonDerivative · entry 1

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,318

SEC source: 0000895126-22-000051 · wf-form4_164754790944564.xml · derivative · entry 2

Russ Benjamin · CIK 0001816473 · EVP-General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,157

Underlying: Common Stock · 10,157 shares

Expires 2025-03-15

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year performance period.

SEC source: 0000895126-22-000051 · wf-form4_164754790944564.xml · nonDerivative · entry 1

Russ Benjamin · CIK 0001816473 · EVP-General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,785

SEC source: 0000895126-22-000017 · wf-form4_164383920456158.xml · nonDerivative · entry 1

Viets Joshua J. · CIK 0001908716 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,414

SEC source: 0000895126-21-000180 · wf-form4a_163960251869289.xml · nonDerivative · entry 1

Singh Mohit · CIK 0001897234 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,943

SEC source: 0000895126-21-000174 · wf-form4_163891123448030.xml · nonDerivative · entry 1

Singh Mohit · CIK 0001897234 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,985

SEC source: 0000899243-21-042913 · doc4.xml · nonDerivative · entry 6

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Partners II Q (Pub) L.P. · CIK 0001851455 · 10% owner

Blackstone Energy Partners II.F Q (Pub) L.P. · CIK 0001851454 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F6 · ownership.nature: Reflects securities directly held by Harvest Investment II LLC. Harvest Investment II LLC is owned by BEP II AIV, BEP II.F AIV and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042913 · doc4.xml · nonDerivative · entry 5

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Partners II Q (Pub) L.P. · CIK 0001851455 · 10% owner

Blackstone Energy Partners II.F Q (Pub) L.P. · CIK 0001851454 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F5 · ownership.nature: Reflects securities of the Issuer held directly by Harvest Investment LLC. Harvest Investment LLC is owned by B&H Oil & Gas. B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings, BEP II Q, BEP II.F Q, BEFIP II-ESC, BEFIP II SMD, BEP II SBS Holdings and BTAS Q Holdings. The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C. The general partner of BEFIP II-ESC is BEP II Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042913 · doc4.xml · nonDerivative · entry 4

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Partners II Q (Pub) L.P. · CIK 0001851455 · 10% owner

Blackstone Energy Partners II.F Q (Pub) L.P. · CIK 0001851454 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F4 · ownership.nature: Reflects securities directly held by Brix Investment II LLC. Brix Investment II LLC is owned by Blackstone Energy Partners II Q (Pub) L.P. ("BEP II AIV"), Blackstone Energy Partners II.F Q (Pub) L.P. ("BEP II.F AIV") and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042913 · doc4.xml · nonDerivative · entry 3

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Partners II Q (Pub) L.P. · CIK 0001851455 · 10% owner

Blackstone Energy Partners II.F Q (Pub) L.P. · CIK 0001851454 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F3 · ownership.nature: Reflects securities directly held by Brix Investment LLC. Brix Investment LLC is owned by B&H Oil and Gas L.L.C ("B&H Oil & Gas"). B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings L.L.C. ("BCP VI SBS Holdings"), Blackstone Energy Partners II Q L.P. ("BEP II Q"), Blackstone Energy Partners II.F Q L.P. ("BEP II.F Q"), Blackstone Energy Family Investment Partnership II-ESC L.P. ("BEFIP II-ESC"), Blackstone Energy Family Investment Partnership II SMD L.P. ("BEFIP II SMD"), BEP II SBS Holdings L.L.C. ("BEP II SBS Holdings") and BTAS Q Holdings L.L.C. ("BTAS Q Holdings"). The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042913 · doc4.xml · nonDerivative · entry 2

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Partners II Q (Pub) L.P. · CIK 0001851455 · 10% owner

Blackstone Energy Partners II.F Q (Pub) L.P. · CIK 0001851454 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F2 · ownership.nature: Reflects securities directly held by Vine Investment II LLC. Vine Investment II LLC is owned by Blackstone Capital Partners VI-Q (Pub) L.P. ("BCP VI AIV"), and Blackstone Energy Partners Q (Pub) L.P. ("BEP AIV").

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042913 · doc4.xml · nonDerivative · entry 1

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Partners II Q (Pub) L.P. · CIK 0001851455 · 10% owner

Blackstone Energy Partners II.F Q (Pub) L.P. · CIK 0001851454 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F1 · ownership.nature: Reflects securities directly held by Vine Investment LLC. Vine Oil & Gas Holdings LLC ("Holdings") is the managing member of Vine Investment LLC. Holdings is owned by Blackstone Capital Partners VI-Q L.P. ("BCP VI-Q"), Blackstone Energy Partners Q L.P. ("BEP Q"), Blackstone Family Investment Partnership VI-ESC L.P. ("BFIP VI"), Blackstone Energy Family Investment Partnership ESC L.P. ("BEFIP ESC") and Blackstone Energy Family Investment Partnership SMD L.P. ("BEFIP SMD"). The general partner of BEFIP ESC is BEP Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042911 · doc4.xml · nonDerivative · entry 6

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Family Investment Partnership II SMD L.P. · CIK 0001851449 · 10% owner

BEP II SBS Holdings L.L.C. · CIK 0001851912 · 10% owner

Vine Investment LLC · CIK 0001851543 · 10% owner

Vine Investment II LLC · CIK 0001851932 · 10% owner

Brix Investment II LLC · CIK 0001851929 · 10% owner

Harvest Investment LLC · CIK 0001851931 · 10% owner

Harvest Investment II LLC · CIK 0001851930 · 10% owner

Blackstone Capital Partners VI-Q (Pub) L.P. · CIK 0001851456 · 10% owner

Blackstone Energy Partners Q (Pub) L.P. · CIK 0001851452 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F6 · ownership.nature: Reflects securities directly held by Harvest Investment II LLC. Harvest Investment II LLC is owned by BEP II AIV, BEP II.F AIV and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042911 · doc4.xml · nonDerivative · entry 5

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Family Investment Partnership II SMD L.P. · CIK 0001851449 · 10% owner

BEP II SBS Holdings L.L.C. · CIK 0001851912 · 10% owner

Vine Investment LLC · CIK 0001851543 · 10% owner

Vine Investment II LLC · CIK 0001851932 · 10% owner

Brix Investment II LLC · CIK 0001851929 · 10% owner

Harvest Investment LLC · CIK 0001851931 · 10% owner

Harvest Investment II LLC · CIK 0001851930 · 10% owner

Blackstone Capital Partners VI-Q (Pub) L.P. · CIK 0001851456 · 10% owner

Blackstone Energy Partners Q (Pub) L.P. · CIK 0001851452 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F5 · ownership.nature: Reflects securities of the Issuer held directly by Harvest Investment LLC. Harvest Investment LLC is owned by B&H Oil & Gas. B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings, BEP II Q, BEP II.F Q, BEFIP II-ESC, BEFIP II SMD, BEP II SBS Holdings and BTAS Q Holdings. The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C. The general partner of BEFIP II-ESC is BEP II Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042911 · doc4.xml · nonDerivative · entry 4

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Family Investment Partnership II SMD L.P. · CIK 0001851449 · 10% owner

BEP II SBS Holdings L.L.C. · CIK 0001851912 · 10% owner

Vine Investment LLC · CIK 0001851543 · 10% owner

Vine Investment II LLC · CIK 0001851932 · 10% owner

Brix Investment II LLC · CIK 0001851929 · 10% owner

Harvest Investment LLC · CIK 0001851931 · 10% owner

Harvest Investment II LLC · CIK 0001851930 · 10% owner

Blackstone Capital Partners VI-Q (Pub) L.P. · CIK 0001851456 · 10% owner

Blackstone Energy Partners Q (Pub) L.P. · CIK 0001851452 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F4 · ownership.nature: Reflects securities directly held by Brix Investment II LLC. Brix Investment II LLC is owned by Blackstone Energy Partners II Q (Pub) L.P. ("BEP II AIV"), Blackstone Energy Partners II.F Q (Pub) L.P. ("BEP II.F AIV") and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042911 · doc4.xml · nonDerivative · entry 3

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Family Investment Partnership II SMD L.P. · CIK 0001851449 · 10% owner

BEP II SBS Holdings L.L.C. · CIK 0001851912 · 10% owner

Vine Investment LLC · CIK 0001851543 · 10% owner

Vine Investment II LLC · CIK 0001851932 · 10% owner

Brix Investment II LLC · CIK 0001851929 · 10% owner

Harvest Investment LLC · CIK 0001851931 · 10% owner

Harvest Investment II LLC · CIK 0001851930 · 10% owner

Blackstone Capital Partners VI-Q (Pub) L.P. · CIK 0001851456 · 10% owner

Blackstone Energy Partners Q (Pub) L.P. · CIK 0001851452 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F3 · ownership.nature: Reflects securities directly held by Brix Investment LLC. Brix Investment LLC is owned by B&H Oil and Gas L.L.C ("B&H Oil & Gas"). B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings L.L.C. ("BCP VI SBS Holdings"), Blackstone Energy Partners II Q L.P. ("BEP II Q"), Blackstone Energy Partners II.F Q L.P. ("BEP II.F Q"), Blackstone Energy Family Investment Partnership II-ESC L.P. ("BEFIP II-ESC"), Blackstone Energy Family Investment Partnership II SMD L.P. ("BEFIP II SMD"), BEP II SBS Holdings L.L.C. ("BEP II SBS Holdings") and BTAS Q Holdings L.L.C. ("BTAS Q Holdings"). The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042911 · doc4.xml · nonDerivative · entry 2

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Family Investment Partnership II SMD L.P. · CIK 0001851449 · 10% owner

BEP II SBS Holdings L.L.C. · CIK 0001851912 · 10% owner

Vine Investment LLC · CIK 0001851543 · 10% owner

Vine Investment II LLC · CIK 0001851932 · 10% owner

Brix Investment II LLC · CIK 0001851929 · 10% owner

Harvest Investment LLC · CIK 0001851931 · 10% owner

Harvest Investment II LLC · CIK 0001851930 · 10% owner

Blackstone Capital Partners VI-Q (Pub) L.P. · CIK 0001851456 · 10% owner

Blackstone Energy Partners Q (Pub) L.P. · CIK 0001851452 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F2 · ownership.nature: Reflects securities directly held by Vine Investment II LLC. Vine Investment II LLC is owned by Blackstone Capital Partners VI-Q (Pub) L.P. ("BCP VI AIV"), and Blackstone Energy Partners Q (Pub) L.P. ("BEP AIV").

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042911 · doc4.xml · nonDerivative · entry 1

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Energy Family Investment Partnership II SMD L.P. · CIK 0001851449 · 10% owner

BEP II SBS Holdings L.L.C. · CIK 0001851912 · 10% owner

Vine Investment LLC · CIK 0001851543 · 10% owner

Vine Investment II LLC · CIK 0001851932 · 10% owner

Brix Investment II LLC · CIK 0001851929 · 10% owner

Harvest Investment LLC · CIK 0001851931 · 10% owner

Harvest Investment II LLC · CIK 0001851930 · 10% owner

Blackstone Capital Partners VI-Q (Pub) L.P. · CIK 0001851456 · 10% owner

Blackstone Energy Partners Q (Pub) L.P. · CIK 0001851452 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F1 · ownership.nature: Reflects securities directly held by Vine Investment LLC. Vine Oil & Gas Holdings LLC ("Holdings") is the managing member of Vine Investment LLC. Holdings is owned by Blackstone Capital Partners VI-Q L.P. ("BCP VI-Q"), Blackstone Energy Partners Q L.P. ("BEP Q"), Blackstone Family Investment Partnership VI-ESC L.P. ("BFIP VI"), Blackstone Energy Family Investment Partnership ESC L.P. ("BEFIP ESC") and Blackstone Energy Family Investment Partnership SMD L.P. ("BEFIP SMD"). The general partner of BEFIP ESC is BEP Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042907 · doc4.xml · nonDerivative · entry 6

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Side-by-Side Umbrella Partnership L.P. · CIK 0001663886 · 10% owner

Blackstone Side-by-Side Umbrella GP L.L.C. · CIK 0001770692 · 10% owner

BTAS Q Holdings L.L.C. · CIK 0001851532 · 10% owner

Brix Investment LLC · CIK 0001851928 · 10% owner

B&H Oil & Gas L.L.C. · CIK 0001851792 · 10% owner

Blackstone Energy Partners II Q L.P. · CIK 0001851446 · 10% owner

Blackstone Energy Partners II.F Q L.P. · CIK 0001851444 · 10% owner

Blackstone Energy Family Investment Partnership II-ESC L.P. · CIK 0001851448 · 10% owner

BEP II Side-by-Side GP L.L.C. · CIK 0001851911 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F6 · ownership.nature: Reflects securities directly held by Harvest Investment II LLC. Harvest Investment II LLC is owned by BEP II AIV, BEP II.F AIV and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042907 · doc4.xml · nonDerivative · entry 5

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Side-by-Side Umbrella Partnership L.P. · CIK 0001663886 · 10% owner

Blackstone Side-by-Side Umbrella GP L.L.C. · CIK 0001770692 · 10% owner

BTAS Q Holdings L.L.C. · CIK 0001851532 · 10% owner

Brix Investment LLC · CIK 0001851928 · 10% owner

B&H Oil & Gas L.L.C. · CIK 0001851792 · 10% owner

Blackstone Energy Partners II Q L.P. · CIK 0001851446 · 10% owner

Blackstone Energy Partners II.F Q L.P. · CIK 0001851444 · 10% owner

Blackstone Energy Family Investment Partnership II-ESC L.P. · CIK 0001851448 · 10% owner

BEP II Side-by-Side GP L.L.C. · CIK 0001851911 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F5 · ownership.nature: Reflects securities of the Issuer held directly by Harvest Investment LLC. Harvest Investment LLC is owned by B&H Oil & Gas. B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings, BEP II Q, BEP II.F Q, BEFIP II-ESC, BEFIP II SMD, BEP II SBS Holdings and BTAS Q Holdings. The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C. The general partner of BEFIP II-ESC is BEP II Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042907 · doc4.xml · nonDerivative · entry 4

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Side-by-Side Umbrella Partnership L.P. · CIK 0001663886 · 10% owner

Blackstone Side-by-Side Umbrella GP L.L.C. · CIK 0001770692 · 10% owner

BTAS Q Holdings L.L.C. · CIK 0001851532 · 10% owner

Brix Investment LLC · CIK 0001851928 · 10% owner

B&H Oil & Gas L.L.C. · CIK 0001851792 · 10% owner

Blackstone Energy Partners II Q L.P. · CIK 0001851446 · 10% owner

Blackstone Energy Partners II.F Q L.P. · CIK 0001851444 · 10% owner

Blackstone Energy Family Investment Partnership II-ESC L.P. · CIK 0001851448 · 10% owner

BEP II Side-by-Side GP L.L.C. · CIK 0001851911 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F4 · ownership.nature: Reflects securities directly held by Brix Investment II LLC. Brix Investment II LLC is owned by Blackstone Energy Partners II Q (Pub) L.P. ("BEP II AIV"), Blackstone Energy Partners II.F Q (Pub) L.P. ("BEP II.F AIV") and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042907 · doc4.xml · nonDerivative · entry 3

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Side-by-Side Umbrella Partnership L.P. · CIK 0001663886 · 10% owner

Blackstone Side-by-Side Umbrella GP L.L.C. · CIK 0001770692 · 10% owner

BTAS Q Holdings L.L.C. · CIK 0001851532 · 10% owner

Brix Investment LLC · CIK 0001851928 · 10% owner

B&H Oil & Gas L.L.C. · CIK 0001851792 · 10% owner

Blackstone Energy Partners II Q L.P. · CIK 0001851446 · 10% owner

Blackstone Energy Partners II.F Q L.P. · CIK 0001851444 · 10% owner

Blackstone Energy Family Investment Partnership II-ESC L.P. · CIK 0001851448 · 10% owner

BEP II Side-by-Side GP L.L.C. · CIK 0001851911 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F3 · ownership.nature: Reflects securities directly held by Brix Investment LLC. Brix Investment LLC is owned by B&H Oil and Gas L.L.C ("B&H Oil & Gas"). B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings L.L.C. ("BCP VI SBS Holdings"), Blackstone Energy Partners II Q L.P. ("BEP II Q"), Blackstone Energy Partners II.F Q L.P. ("BEP II.F Q"), Blackstone Energy Family Investment Partnership II-ESC L.P. ("BEFIP II-ESC"), Blackstone Energy Family Investment Partnership II SMD L.P. ("BEFIP II SMD"), BEP II SBS Holdings L.L.C. ("BEP II SBS Holdings") and BTAS Q Holdings L.L.C. ("BTAS Q Holdings"). The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042907 · doc4.xml · nonDerivative · entry 2

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Side-by-Side Umbrella Partnership L.P. · CIK 0001663886 · 10% owner

Blackstone Side-by-Side Umbrella GP L.L.C. · CIK 0001770692 · 10% owner

BTAS Q Holdings L.L.C. · CIK 0001851532 · 10% owner

Brix Investment LLC · CIK 0001851928 · 10% owner

B&H Oil & Gas L.L.C. · CIK 0001851792 · 10% owner

Blackstone Energy Partners II Q L.P. · CIK 0001851446 · 10% owner

Blackstone Energy Partners II.F Q L.P. · CIK 0001851444 · 10% owner

Blackstone Energy Family Investment Partnership II-ESC L.P. · CIK 0001851448 · 10% owner

BEP II Side-by-Side GP L.L.C. · CIK 0001851911 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F2 · ownership.nature: Reflects securities directly held by Vine Investment II LLC. Vine Investment II LLC is owned by Blackstone Capital Partners VI-Q (Pub) L.P. ("BCP VI AIV"), and Blackstone Energy Partners Q (Pub) L.P. ("BEP AIV").

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042907 · doc4.xml · nonDerivative · entry 1

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Side-by-Side Umbrella Partnership L.P. · CIK 0001663886 · 10% owner

Blackstone Side-by-Side Umbrella GP L.L.C. · CIK 0001770692 · 10% owner

BTAS Q Holdings L.L.C. · CIK 0001851532 · 10% owner

Brix Investment LLC · CIK 0001851928 · 10% owner

B&H Oil & Gas L.L.C. · CIK 0001851792 · 10% owner

Blackstone Energy Partners II Q L.P. · CIK 0001851446 · 10% owner

Blackstone Energy Partners II.F Q L.P. · CIK 0001851444 · 10% owner

Blackstone Energy Family Investment Partnership II-ESC L.P. · CIK 0001851448 · 10% owner

BEP II Side-by-Side GP L.L.C. · CIK 0001851911 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F1 · ownership.nature: Reflects securities directly held by Vine Investment LLC. Vine Oil & Gas Holdings LLC ("Holdings") is the managing member of Vine Investment LLC. Holdings is owned by Blackstone Capital Partners VI-Q L.P. ("BCP VI-Q"), Blackstone Energy Partners Q L.P. ("BEP Q"), Blackstone Family Investment Partnership VI-ESC L.P. ("BFIP VI"), Blackstone Energy Family Investment Partnership ESC L.P. ("BEFIP ESC") and Blackstone Energy Family Investment Partnership SMD L.P. ("BEFIP SMD"). The general partner of BEFIP ESC is BEP Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042904 · doc4.xml · nonDerivative · entry 6

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Family Investment Partnership VI ESC L.P. · CIK 0001555906 · 10% owner

BCP VI Side-By-Side GP L.L.C. · CIK 0001556088 · 10% owner

Blackstone Energy Family Investment Partnership ESC L.P. · CIK 0001851450 · 10% owner

BEP Side-by-Side GP L.L.C. · CIK 0001851910 · 10% owner

BLACKSTONE FAMILY GP LLC · CIK 0001404964 · 10% owner

Blackstone Energy Partners Q L.P. · CIK 0001851443 · 10% owner

Blackstone Energy Family Investment Partnership SMD L.P. · CIK 0001851447 · 10% owner

BTAS Associates L.L.C. · CIK 0001851531 · 10% owner

BCP VI SBS Holdings L.L.C. · CIK 0001851913 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F6 · ownership.nature: Reflects securities directly held by Harvest Investment II LLC. Harvest Investment II LLC is owned by BEP II AIV, BEP II.F AIV and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042904 · doc4.xml · nonDerivative · entry 5

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Family Investment Partnership VI ESC L.P. · CIK 0001555906 · 10% owner

BCP VI Side-By-Side GP L.L.C. · CIK 0001556088 · 10% owner

Blackstone Energy Family Investment Partnership ESC L.P. · CIK 0001851450 · 10% owner

BEP Side-by-Side GP L.L.C. · CIK 0001851910 · 10% owner

BLACKSTONE FAMILY GP LLC · CIK 0001404964 · 10% owner

Blackstone Energy Partners Q L.P. · CIK 0001851443 · 10% owner

Blackstone Energy Family Investment Partnership SMD L.P. · CIK 0001851447 · 10% owner

BTAS Associates L.L.C. · CIK 0001851531 · 10% owner

BCP VI SBS Holdings L.L.C. · CIK 0001851913 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F5 · ownership.nature: Reflects securities of the Issuer held directly by Harvest Investment LLC. Harvest Investment LLC is owned by B&H Oil & Gas. B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings, BEP II Q, BEP II.F Q, BEFIP II-ESC, BEFIP II SMD, BEP II SBS Holdings and BTAS Q Holdings. The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C. The general partner of BEFIP II-ESC is BEP II Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042904 · doc4.xml · nonDerivative · entry 4

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Family Investment Partnership VI ESC L.P. · CIK 0001555906 · 10% owner

BCP VI Side-By-Side GP L.L.C. · CIK 0001556088 · 10% owner

Blackstone Energy Family Investment Partnership ESC L.P. · CIK 0001851450 · 10% owner

BEP Side-by-Side GP L.L.C. · CIK 0001851910 · 10% owner

BLACKSTONE FAMILY GP LLC · CIK 0001404964 · 10% owner

Blackstone Energy Partners Q L.P. · CIK 0001851443 · 10% owner

Blackstone Energy Family Investment Partnership SMD L.P. · CIK 0001851447 · 10% owner

BTAS Associates L.L.C. · CIK 0001851531 · 10% owner

BCP VI SBS Holdings L.L.C. · CIK 0001851913 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F4 · ownership.nature: Reflects securities directly held by Brix Investment II LLC. Brix Investment II LLC is owned by Blackstone Energy Partners II Q (Pub) L.P. ("BEP II AIV"), Blackstone Energy Partners II.F Q (Pub) L.P. ("BEP II.F AIV") and BCP VI AIV.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042904 · doc4.xml · nonDerivative · entry 3

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Family Investment Partnership VI ESC L.P. · CIK 0001555906 · 10% owner

BCP VI Side-By-Side GP L.L.C. · CIK 0001556088 · 10% owner

Blackstone Energy Family Investment Partnership ESC L.P. · CIK 0001851450 · 10% owner

BEP Side-by-Side GP L.L.C. · CIK 0001851910 · 10% owner

BLACKSTONE FAMILY GP LLC · CIK 0001404964 · 10% owner

Blackstone Energy Partners Q L.P. · CIK 0001851443 · 10% owner

Blackstone Energy Family Investment Partnership SMD L.P. · CIK 0001851447 · 10% owner

BTAS Associates L.L.C. · CIK 0001851531 · 10% owner

BCP VI SBS Holdings L.L.C. · CIK 0001851913 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F3 · ownership.nature: Reflects securities directly held by Brix Investment LLC. Brix Investment LLC is owned by B&H Oil and Gas L.L.C ("B&H Oil & Gas"). B&H Oil & Gas is owned by BCP VI-Q, BFIP VI, BCP VI SBS Holdings L.L.C. ("BCP VI SBS Holdings"), Blackstone Energy Partners II Q L.P. ("BEP II Q"), Blackstone Energy Partners II.F Q L.P. ("BEP II.F Q"), Blackstone Energy Family Investment Partnership II-ESC L.P. ("BEFIP II-ESC"), Blackstone Energy Family Investment Partnership II SMD L.P. ("BEFIP II SMD"), BEP II SBS Holdings L.L.C. ("BEP II SBS Holdings") and BTAS Q Holdings L.L.C. ("BTAS Q Holdings"). The general partner of BFIP VI is BCP VI Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F9 · ownership.nature: Blackstone Energy Management Associates II L.L.C. is the general partner of BEP II Q, BEP II.F Q, BEP II AIV and BEP II.F AIV. The sole member of Blackstone Energy Management Associates II L.L.C. is Blackstone EMA II L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Blackstone Side-by-Side Umbrella Partnership L.P. is the sole member of each of BEP II SBS Holdings and BCP VI SBS Holdings. The general partner of Blackstone Side-by-Side Umbrella Partnership L.P. is Blackstone Side-by-Side Umbrella GP L.L.C.

F12 · ownership.nature: BTAS Associates L.L.C. is the managing member of BTAS Q Holdings.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042904 · doc4.xml · nonDerivative · entry 2

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Family Investment Partnership VI ESC L.P. · CIK 0001555906 · 10% owner

BCP VI Side-By-Side GP L.L.C. · CIK 0001556088 · 10% owner

Blackstone Energy Family Investment Partnership ESC L.P. · CIK 0001851450 · 10% owner

BEP Side-by-Side GP L.L.C. · CIK 0001851910 · 10% owner

BLACKSTONE FAMILY GP LLC · CIK 0001404964 · 10% owner

Blackstone Energy Partners Q L.P. · CIK 0001851443 · 10% owner

Blackstone Energy Family Investment Partnership SMD L.P. · CIK 0001851447 · 10% owner

BTAS Associates L.L.C. · CIK 0001851531 · 10% owner

BCP VI SBS Holdings L.L.C. · CIK 0001851913 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F2 · ownership.nature: Reflects securities directly held by Vine Investment II LLC. Vine Investment II LLC is owned by Blackstone Capital Partners VI-Q (Pub) L.P. ("BCP VI AIV"), and Blackstone Energy Partners Q (Pub) L.P. ("BEP AIV").

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-042904 · doc4.xml · nonDerivative · entry 1

Blackstone Capital Partners VI-Q L.P. · CIK 0001851451 · 10% owner

Blackstone Family Investment Partnership VI ESC L.P. · CIK 0001555906 · 10% owner

BCP VI Side-By-Side GP L.L.C. · CIK 0001556088 · 10% owner

Blackstone Energy Family Investment Partnership ESC L.P. · CIK 0001851450 · 10% owner

BEP Side-by-Side GP L.L.C. · CIK 0001851910 · 10% owner

BLACKSTONE FAMILY GP LLC · CIK 0001404964 · 10% owner

Blackstone Energy Partners Q L.P. · CIK 0001851443 · 10% owner

Blackstone Energy Family Investment Partnership SMD L.P. · CIK 0001851447 · 10% owner

BTAS Associates L.L.C. · CIK 0001851531 · 10% owner

BCP VI SBS Holdings L.L.C. · CIK 0001851913 · 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: 0

F15 · kind: On November 1, 2021, pursuant to the Agreement and Plan of Merger dated as of August 10, 2021 (the "merger agreement"), (i) a wholly owned subsidiary of Chesapeake Energy Corporation ("Chesapeake") merged with and into Vine Energy Inc. ("Vine"), with Vine surviving the merger as a wholly owned subsidiary of Chesapeake (the "first merger" and the surviving entity, the "surviving corporation", the time of such first merger being the "effective time"); and (ii) immediately following the first merger, the surviving corporation merged with and into Hannibal Merger Sub LLC, a wholly owned subsidiary of Chesapeake ("Merger Sub LLC"), with Merger Sub LLC surviving the merger as a wholly owned subsidiary of Chesapeake (the "second merger" and, together with the first merger, the "merger").

F16 · kind: (Continued from Footnote 15) Immediately prior to the effective time, each Class B unit representing a limited liability company interest in Vine Energy Holdings LLC (individually, a "Holdings Unit"), and each corresponding share of Vine's Class B common stock, issued and outstanding at such time, was converted into Vine Class A common stock, par value $0.01 per share ("Class A common stock"), and each Holdings Unit and each corresponding share of Vine Class B common stock was cancelled and ceases to exist. As a result of the merger, each eligible share of Vine Class A common stock issued and outstanding immediately prior to the effective time was converted into the right to receive $1.20 in cash, without interest (the "Cash Consideration"), and 0.2486 shares of Chesapeake's common stock, par value $0.01 per share (the "Chesapeake Common Stock", and together with the Cash Consideration, the "merger consideration").

F17 · kind: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F17 · price: On November 1, 2021, in connection with the closing of the merger, certain funds affiliated with Blackstone Inc. that received the merger consideration distributed an aggregate of 13,628,066 shares of Chesapeake Common Stock, for no additional consideration, to certain of its members, including 8,798,248 shares transferred to BX Vine Oil & Gas Aggregator L.P. and 4,219,405 shares transferred to BX Vine (PUB) Aggregator L.P.

F1 · ownership.nature: Reflects securities directly held by Vine Investment LLC. Vine Oil & Gas Holdings LLC ("Holdings") is the managing member of Vine Investment LLC. Holdings is owned by Blackstone Capital Partners VI-Q L.P. ("BCP VI-Q"), Blackstone Energy Partners Q L.P. ("BEP Q"), Blackstone Family Investment Partnership VI-ESC L.P. ("BFIP VI"), Blackstone Energy Family Investment Partnership ESC L.P. ("BEFIP ESC") and Blackstone Energy Family Investment Partnership SMD L.P. ("BEFIP SMD"). The general partner of BEFIP ESC is BEP Side-by-Side GP L.L.C.

F7 · ownership.nature: Blackstone Management Associates VI L.L.C. is the general partner of BCP VI-Q and BCP VI AIV. The sole member of Blackstone Management Associates VI L.L.C. is BMA VI L.L.C.

F8 · ownership.nature: Blackstone Energy Management Associates L.L.C. is the general partner of BEP AIV and BEP Q. The sole member of Blackstone Energy Management Associates L.L.C. is Blackstone EMA L.L.C.

F10 · ownership.nature: Blackstone Family GP L.L.C. is the general partner of BEFIP SMD and BEFIP II SMD. Blackstone Family GP L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F13 · ownership.nature: Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BTAS Associates L.L.C. and Blackstone EMA II L.L.C. and the sole member of each of BCP VI Side-by-Side GP L.L.C., BEP Side-by-Side GP L.L.C., BEP II Side-by-Side GP L.L.C. and Blackstone Side-by-Side Umbrella GP L.L.C. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C.

F14 · ownership.nature: Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F18 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F19 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F20 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000895126-21-000147 · wf-form4_163416363934857.xml · derivative · entry 4

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,474

Underlying: Common Stock · 8,474 shares

Expires 2024-10-11

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive up to one share of Chesapeake common stock. The performance share units vest upon achieving specified volume weighted average stock prices.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive up to one share of Chesapeake common stock. The performance share units vest upon achieving specified volume weighted average stock prices.

SEC source: 0000895126-21-000147 · wf-form4_163416363934857.xml · derivative · entry 3

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,444

Underlying: Common Stock · 59,444 shares

Expires 2024-05-28

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive up to one share of Chesapeake common stock. The performance share units vest upon achieving specified volume weighted average stock prices.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive up to one share of Chesapeake common stock. The performance share units vest upon achieving specified volume weighted average stock prices.

SEC source: 0000895126-21-000147 · wf-form4_163416363934857.xml · nonDerivative · entry 2

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,980

SEC source: 0000895126-21-000147 · wf-form4_163416363934857.xml · nonDerivative · entry 1

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,861

SEC source: 0000895126-21-000146 · wf-form4_163416358134490.xml · derivative · entry 2

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,080

Underlying: Common Stock · 6,080 shares

Expires 2024-10-11

F1 · derivative.exercise_price: Each performance share unit represents the contingent right to receive up to one share of Chesapeake common stock. The performance share units vest upon Chesapeake's common stock achieving a specified volume weighted average price per share.

F1 · derivative.exercise_date: Each performance share unit represents the contingent right to receive up to one share of Chesapeake common stock. The performance share units vest upon Chesapeake's common stock achieving a specified volume weighted average price per share.

SEC source: 0000895126-21-000146 · wf-form4_163416358134490.xml · nonDerivative · entry 1

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,004

SEC source: 0000895126-22-000050 · wf-form4a_164754781986898.xml · derivative · entry 4

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,356

Underlying: Common Stock · 6,356 shares

Expires 2024-10-11

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over the applicable performance period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over the applicable performance period.

SEC source: 0000895126-22-000050 · wf-form4a_164754781986898.xml · derivative · entry 3

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,583

Underlying: Common Stock · 44,583 shares

Expires 2024-05-28

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over the applicable performance period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over the applicable performance period.

SEC source: 0000895126-22-000050 · wf-form4a_164754781986898.xml · nonDerivative · entry 2

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,980

SEC source: 0000895126-22-000050 · wf-form4a_164754781986898.xml · nonDerivative · entry 1

DELL'OSSO DOMENIC J JR · CIK 0001504988 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,861

SEC source: 0000895126-22-000049 · wf-form4a_164754774228654.xml · derivative · entry 2

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,560

Underlying: Common Stock · 4,560 shares

Expires 2024-10-11

F1 · derivative.exercise_price: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year period.

F1 · derivative.exercise_date: Each performance share unit represents a contingent right to receive from zero to two shares of Chesapeake common stock, depending on the achievement of volume weighted average stock prices over a three-year period.