EXE

SEC source: 0000895126-23-000032 · wf-form4_167900566817426.xml · nonDerivative · entry 1

Wichterich Michael · CIK 0001840845 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,660

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award. Mr. Wichterich received the restricted stock award while he was serving as Executive Chairman of the Issuer.

SEC source: 0000895126-23-000033 · wf-form4_167900578035068.xml · derivative · entry 3

Larson Gregory M. · CIK 0001916735 · VP-Accounting & Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,434

Underlying: Common Stock · 1,434 shares

Expires 2026-03-15

F2 · 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.

F2 · 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: 0000895126-23-000033 · wf-form4_167900578035068.xml · nonDerivative · entry 2

Larson Gregory M. · CIK 0001916735 · VP-Accounting & Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,879

SEC source: 0000895126-23-000033 · wf-form4_167900578035068.xml · nonDerivative · entry 1

Larson Gregory M. · CIK 0001916735 · VP-Accounting & Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,445

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-23-000025 · wf-form4_167770484809561.xml · nonDerivative · entry 1

Viets Joshua J. · CIK 0001908716 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,872

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-23-000004 · wf-form4_167286680762612.xml · nonDerivative · entry 1

Singh Mohit · CIK 0001897234 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,843

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-22-000171 · wf-form4_166560526282936.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: 33,394

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-22-000171 · wf-form4_166560526282936.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: 33,706

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-22-000170 · wf-form4_166560520581107.xml · nonDerivative · entry 1

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,170

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-22-000122 · wf-form4_165644708344704.xml · nonDerivative · entry 3

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,318

SEC source: 0000895126-22-000122 · wf-form4_165644708344704.xml · nonDerivative · entry 2

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,318

SEC source: 0000895126-22-000122 · wf-form4_165644708344704.xml · nonDerivative · entry 1

Wichterich Michael · CIK 0001840845 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,318

SEC source: 0000895126-22-000119 · wf-form4_165641454668392.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: 35,891

F1 · price: This transaction was executed in multiple trades at prices ranging from $82.01 to $82.069. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0000895126-22-000116 · wf-form4_165636053619520.xml · nonDerivative · entry 1

Viets Joshua J. · CIK 0001908716 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,504

SEC source: 0000895126-22-000106 · wf-form4_165581564382792.xml · nonDerivative · entry 1

Russ Benjamin · CIK 0001816473 · EVP-General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,260

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-22-000107 · wf-form4_165581570770210.xml · nonDerivative · entry 1

Viets Joshua J. · CIK 0001908716 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,804

SEC source: 0000895126-22-000102 · wf-form4_165480696254609.xml · nonDerivative · entry 1

Gallagher Matthew · CIK 0001606915 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,037

F1 · price: Represents the weighted average volume price, or "VWAP," over the 30 trading days ending on Wednesday, June 8, 2022.

SEC source: 0000895126-22-000103 · wf-form4_165480706570995.xml · nonDerivative · entry 1

Steck Brian · CIK 0001705186 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,037

F1 · price: Represents the weighted average volume price, or "VWAP," over the 30 trading days ending on Wednesday, June 8, 2022.

SEC source: 0000895126-22-000101 · wf-form4_165480689138738.xml · nonDerivative · entry 1

Emerson Sarah A. · CIK 0001844963 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,036

F1 · price: Represents the weighted average volume price, or "VWAP," over the 30 trading days ending on Wednesday, June 8, 2022.

SEC source: 0000895126-22-000100 · wf-form4_165480681572133.xml · nonDerivative · entry 1

Duster Benjamin · CIK 0001313071 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,036

F1 · price: Represents the weighted average volume price, or "VWAP," over the 30 trading days ending on Wednesday, June 8, 2022.

SEC source: 0000895126-22-000099 · wf-form4_165480673663786.xml · nonDerivative · entry 1

Duncan Timothy S. · CIK 0001739510 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,545

F1 · price: Represents the weighted average volume price, or "VWAP," over the 30 trading days ending on Wednesday, June 8, 2022.

SEC source: 0000895126-22-000087 · wf-form4_165402941214788.xml · nonDerivative · entry 1

Larson Gregory M. · CIK 0001916735 · VP-Accounting & Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,528

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000899243-22-020004 · doc4.xml · nonDerivative · entry 3

BX Vine Intermediate Holdco L.P. · CIK 0001924373 · Former 10% Owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · Former 10% Owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · Former 10% Owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · Former 10% Owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · Former 10% Owner

Blackstone EMA II L.L.C. · CIK 0001700375 · Former 10% Owner

Blackstone EMA L.L.C. · CIK 0001713957 · Former 10% Owner

BMA VI L.L.C. · CIK 0001556083 · Former 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: 1,165,899

F10 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $101.00 to $101.09, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-020004 · doc4.xml · nonDerivative · entry 2

BX Vine Intermediate Holdco L.P. · CIK 0001924373 · Former 10% Owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · Former 10% Owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · Former 10% Owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · Former 10% Owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · Former 10% Owner

Blackstone EMA II L.L.C. · CIK 0001700375 · Former 10% Owner

Blackstone EMA L.L.C. · CIK 0001713957 · Former 10% Owner

BMA VI L.L.C. · CIK 0001556083 · Former 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: 1,170,944

F9 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $100.00 to $100.9971, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-020007 · doc4.xml · nonDerivative · entry 3

Blackstone Holdings III L.P. · CIK 0001404073 · Former 10% Owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · Former 10% Owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · Former 10% Owner

Blackstone Inc. · CIK 0001393818 · Former 10% Owner

Blackstone Group Management L.L.C. · CIK 0001404071 · Former 10% Owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · Former 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: 1,165,899

F10 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $101.00 to $101.09, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-020007 · doc4.xml · nonDerivative · entry 2

Blackstone Holdings III L.P. · CIK 0001404073 · Former 10% Owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · Former 10% Owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · Former 10% Owner

Blackstone Inc. · CIK 0001393818 · Former 10% Owner

Blackstone Group Management L.L.C. · CIK 0001404071 · Former 10% Owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · Former 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: 1,170,944

F9 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $100.00 to $100.9971, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-020004 · doc4.xml · nonDerivative · entry 1

BX Vine Intermediate Holdco L.P. · CIK 0001924373 · Former 10% Owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · Former 10% Owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · Former 10% Owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · Former 10% Owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · Former 10% Owner

Blackstone EMA II L.L.C. · CIK 0001700375 · Former 10% Owner

Blackstone EMA L.L.C. · CIK 0001713957 · Former 10% Owner

BMA VI L.L.C. · CIK 0001556083 · Former 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: 1,311,663

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $100.04 to $100.23, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-020007 · doc4.xml · nonDerivative · entry 1

Blackstone Holdings III L.P. · CIK 0001404073 · Former 10% Owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · Former 10% Owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · Former 10% Owner

Blackstone Inc. · CIK 0001393818 · Former 10% Owner

Blackstone Group Management L.L.C. · CIK 0001404071 · Former 10% Owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · Former 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: 1,311,663

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $100.04 to $100.23, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-017366 · doc4.xml · nonDerivative · entry 1

BX Vine Intermediate Holdco L.P. · CIK 0001924373 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 1,315,899

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.315, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-017367 · doc4.xml · nonDerivative · entry 1

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 1,315,899

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.315, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Intermediate Holdco L.P. after the sales reported herein.

F4 · ownership.nature: BX Vine Intermediate Holdco L.P. is the sole member of BX Vine ML Holdco GP L.L.C. BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine Intermediate Holdco L.P. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-016060 · doc4.xml · nonDerivative · entry 2

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: On April 27, 2022, in connection with an internal reorganization, BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") and BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") (together with BX Vine Oil & Gas Aggregator, the "BX Aggregator Entities") contributed 8,667,769 and 4,156,830 shares of common stock of Chesapeake Energy Corporation (the "Issuer"), respectively, for no consideration, to BX Vine Intermediate Holdco L.P. Following the contribution, the BX Aggregator Entities no longer hold any securities of the Issuer.

F1 · price: On April 27, 2022, in connection with an internal reorganization, BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") and BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") (together with BX Vine Oil & Gas Aggregator, the "BX Aggregator Entities") contributed 8,667,769 and 4,156,830 shares of common stock of Chesapeake Energy Corporation (the "Issuer"), respectively, for no consideration, to BX Vine Intermediate Holdco L.P. Following the contribution, the BX Aggregator Entities no longer hold any securities of the Issuer.

F1 · ownership.direct: On April 27, 2022, in connection with an internal reorganization, BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") and BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") (together with BX Vine Oil & Gas Aggregator, the "BX Aggregator Entities") contributed 8,667,769 and 4,156,830 shares of common stock of Chesapeake Energy Corporation (the "Issuer"), respectively, for no consideration, to BX Vine Intermediate Holdco L.P. Following the contribution, the BX Aggregator Entities no longer hold any securities of the Issuer.

F2 · ownership.direct: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F3 · ownership.direct: (Continued from Footnote 2) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F4 · ownership.direct: 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.

F5 · ownership.direct: 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

SEC source: 0000899243-22-016060 · doc4.xml · nonDerivative · entry 1

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: On April 27, 2022, in connection with an internal reorganization, BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") and BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") (together with BX Vine Oil & Gas Aggregator, the "BX Aggregator Entities") contributed 8,667,769 and 4,156,830 shares of common stock of Chesapeake Energy Corporation (the "Issuer"), respectively, for no consideration, to BX Vine Intermediate Holdco L.P. Following the contribution, the BX Aggregator Entities no longer hold any securities of the Issuer.

F1 · price: On April 27, 2022, in connection with an internal reorganization, BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") and BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") (together with BX Vine Oil & Gas Aggregator, the "BX Aggregator Entities") contributed 8,667,769 and 4,156,830 shares of common stock of Chesapeake Energy Corporation (the "Issuer"), respectively, for no consideration, to BX Vine Intermediate Holdco L.P. Following the contribution, the BX Aggregator Entities no longer hold any securities of the Issuer.

F1 · ownership.direct: On April 27, 2022, in connection with an internal reorganization, BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") and BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") (together with BX Vine Oil & Gas Aggregator, the "BX Aggregator Entities") contributed 8,667,769 and 4,156,830 shares of common stock of Chesapeake Energy Corporation (the "Issuer"), respectively, for no consideration, to BX Vine Intermediate Holdco L.P. Following the contribution, the BX Aggregator Entities no longer hold any securities of the Issuer.

F2 · ownership.direct: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F3 · ownership.direct: (Continued from Footnote 2) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F4 · ownership.direct: 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.

F5 · ownership.direct: 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

SEC source: 0000899243-22-015253 · doc4.xml · nonDerivative · entry 6

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 4,156,830

F10 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $97.00 to $97.50, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015253 · doc4.xml · nonDerivative · entry 5

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 4,161,053

F9 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $96.00 to $96.99, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015253 · doc4.xml · nonDerivative · entry 4

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 4,202,840

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.995, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015253 · doc4.xml · nonDerivative · entry 3

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 8,667,769

F10 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $97.00 to $97.50, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015253 · doc4.xml · nonDerivative · entry 2

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 8,676,574

F9 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $96.00 to $96.99, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015253 · doc4.xml · nonDerivative · entry 1

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 8,763,706

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.995, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015254 · doc4.xml · nonDerivative · entry 6

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 4,156,830

F10 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $97.00 to $97.50, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015254 · doc4.xml · nonDerivative · entry 5

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 4,161,053

F9 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $96.00 to $96.99, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015254 · doc4.xml · nonDerivative · entry 4

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 4,202,840

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.995, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015254 · doc4.xml · nonDerivative · entry 3

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 8,667,769

F10 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $97.00 to $97.50, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015254 · doc4.xml · nonDerivative · entry 2

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 8,676,574

F9 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $96.00 to $96.99, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015254 · doc4.xml · nonDerivative · entry 1

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 8,763,706

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.995, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015027 · doc4.xml · nonDerivative · entry 2

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 4,217,146

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.20, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein. In a prior Form 3, the number of shares of Common Stock of the Issuer directly held by BX Vine (PUB) Aggregator was inadvertently disclosed as 4,219,405. The number of shares of Common Stock of the Issuer actually directly held by BX Vine (PUB) Aggregator prior to the transaction reported herein was 4,219,404.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015027 · doc4.xml · nonDerivative · entry 1

BX VINE (PUB) AGGREGATOR L.P. · CIK 0001891444 · 10% owner

BX VINE OIL & GAS AGGREGATOR L.P. · CIK 0001891473 · 10% owner

BCP VI/BEP II/BEP HOLDINGS MANAGER L.L.C. · CIK 0001891440 · 10% owner

Blackstone Energy Management Associates II L.L.C. · CIK 0001700376 · 10% owner

Blackstone Energy Management Associates L.L.C. · CIK 0001713955 · 10% owner

Blackstone Management Associates VI L.L.C. · CIK 0001556089 · 10% owner

Blackstone EMA II L.L.C. · CIK 0001700375 · 10% owner

Blackstone EMA L.L.C. · CIK 0001713957 · 10% owner

BMA VI L.L.C. · CIK 0001556083 · 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: 8,793,538

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.20, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein. In a prior Form 3, the number of shares of Common Stock of the Issuer directly held by BX Vine Oil & Gas Aggregator was inadvertently disclosed as 8,798,248. The number of shares of Common Stock of the Issuer actually directly held by BX Vine Oil & Gas Aggregator prior to the transaction reported herein was 8,798,245.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015029 · doc4.xml · nonDerivative · entry 2

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 4,217,146

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.20, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F3 · ownership.nature: Reflects securities directly held by BX Vine (PUB) Aggregator L.P. ("BX Vine (PUB) Aggregator") after the sales reported herein. In a prior Form 3, the number of shares of Common Stock of the Issuer directly held by BX Vine (PUB) Aggregator was inadvertently disclosed as 4,219,405. The number of shares of Common Stock of the Issuer actually directly held by BX Vine (PUB) Aggregator prior to the transaction reported herein was 4,219,404.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000899243-22-015029 · doc4.xml · nonDerivative · entry 1

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 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: 8,793,538

F1 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock"), of Chesapeake Energy Corporation (the "Issuer") were sold in multiple transactions ranging from $95.00 to $95.20, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F2 · ownership.nature: Reflects securities directly held by BX Vine Oil & Gas Aggregator L.P. ("BX Vine Oil & Gas Aggregator") after the sales reported herein. In a prior Form 3, the number of shares of Common Stock of the Issuer directly held by BX Vine Oil & Gas Aggregator was inadvertently disclosed as 8,798,248. The number of shares of Common Stock of the Issuer actually directly held by BX Vine Oil & Gas Aggregator prior to the transaction reported herein was 8,798,245.

F4 · ownership.nature: BCP VI/BEP II/BEP Holdings Manager L.L.C. is the general partner of BX Vine (PUB) Aggregator and BX Vine Oil & Gas Aggregator. The controlling interests of BCP VI/BEP II/BEP Holdings Manager L.L.C. are held by its managing members Blackstone Energy Management Associates II L.L.C., Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. Blackstone Holdings III L.P. is the managing member of each of Blackstone EMA II L.L.C., Blackstone EMA L.L.C. and BMA VI L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F5 · ownership.nature: (Continued from Footnote 4) 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.

F6 · 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.

F7 · 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 (the "Exchange Act"), 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 securities reported herein for purposes of Section 16 of the Exchange Act or for any other purpose.

F8 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

SEC source: 0000895126-22-000064 · wf-form4_164936643566206.xml · nonDerivative · entry 1

Larson Gregory M. · CIK 0001916735 · VP-Accounting & Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,546

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.

SEC source: 0000895126-22-000065 · wf-form4_164936653387687.xml · nonDerivative · entry 1

Russ Benjamin · CIK 0001816473 · EVP-General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,402

F1 · shares: These shares were forfeited to the issuer to satisfy tax withholding obligations in connection with the partial vesting of a previously disclosed restricted stock award.