EnCap Energy Capital Fund IX, L.P.

SEC source: 0000950170-24-061775 · ownership.xml · derivative · entry 4

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 33,050,609

Underlying: Class A Common Stock · 6,055,086 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · derivative.exercise_date: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · derivative.expiration_date: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 33,050,609 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000950170-24-061775 · ownership.xml · nonDerivative · entry 3

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 21,532,613

F2 · price: This amount represents the $16.42 price per share of Class A Common Stock sold by Bold Energy Holdings, LLC ("Bold"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund XI, L.P. ("Fund XI") in connection with an underwritten public offering (the "Offering").

F3 · balance_after: Following the completion of the Offering, Fund XI directly owns 19,291,053 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 2,241,560 shares of Class A Common Stock.

F3 · ownership.nature: Following the completion of the Offering, Fund XI directly owns 19,291,053 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 2,241,560 shares of Class A Common Stock.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000950170-24-061775 · ownership.xml · nonDerivative · entry 2

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 31,532,613

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F3 · balance_after: Following the completion of the Offering, Fund XI directly owns 19,291,053 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 2,241,560 shares of Class A Common Stock.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 33,050,609 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000950170-24-061775 · ownership.xml · nonDerivative · entry 1

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 33,050,609

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F4 · balance_after: Following completion of the Offering, Bold directly owns 33,050,609 shares of Class C Common Stock and an equivalent number of OpCo Units.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 33,050,609 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000950170-24-028622 · ownership.xml · derivative · entry 4

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 39,105,695

Underlying: Class A Common Stock · 5,449,577 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · derivative.exercise_date: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · derivative.expiration_date: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 39,105,695 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000950170-24-028622 · ownership.xml · nonDerivative · entry 3

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 25,477,527

F2 · price: This amount represents the $15.71 price per share of Class A Common Stock sold by Bold Energy Holdings, LLC ("Bold"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund XI, L.P. ("Fund XI") in connection with an underwritten public offering (the "Offering").

F3 · balance_after: Following the completion of the Offering, Fund XI directly owns 22,825,299 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 2,652,228 shares of Class A Common Stock.

F3 · ownership.nature: Following the completion of the Offering, Fund XI directly owns 22,825,299 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 2,652,228 shares of Class A Common Stock.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000950170-24-028622 · ownership.xml · nonDerivative · entry 2

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 34,477,527

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F3 · balance_after: Following the completion of the Offering, Fund XI directly owns 22,825,299 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 2,652,228 shares of Class A Common Stock.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 39,105,695 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000950170-24-028622 · ownership.xml · nonDerivative · entry 1

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 39,105,695

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F4 · balance_after: Following completion of the Offering, Bold directly owns 39,105,695 shares of Class C Common Stock and an equivalent number of OpCo Units.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 39,105,695 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000899243-23-020675 · doc4.xml · derivative · entry 4

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 44,555,272

Underlying: Class A Common Stock · 4,545,861 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · derivative.exercise_date: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · derivative.expiration_date: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 44,555,272 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000899243-23-020675 · doc4.xml · nonDerivative · entry 3

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 29,027,950

F2 · price: This amount represents the $12.93 price per share of Class A Common Stock sold by Bold Energy Holdings, LLC ("Bold"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund XI, L.P. ("Fund XI") in connection with an underwritten public offering (the "Offering").

F3 · balance_after: Following the completion of the Offering, Fund XI directly owns 26,006,121 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 3,021,829 shares of Class A Common Stock.

F3 · ownership.nature: Following the completion of the Offering, Fund XI directly owns 26,006,121 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 3,021,829 shares of Class A Common Stock.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000899243-23-020675 · doc4.xml · nonDerivative · entry 2

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 36,535,458

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F3 · balance_after: Following the completion of the Offering, Fund XI directly owns 26,006,121 shares of Class A Common Stock. Following the completion of the Offering, Fund VIII directly owns 3,021,829 shares of Class A Common Stock.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 44,555,272 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000899243-23-020675 · doc4.xml · nonDerivative · entry 1

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 44,555,272

F1 · kind: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F1 · price: At the request of the reporting persons, each common unit of Permian Resources Operating, LLC ("OpCo") (such common units, "OpCo Units") and a corresponding share of Class C Common Stock, par value $0.0001 per share ("Class C Common Stock"), of Permian Resources Corporation ("Permian" or the "Issuer") may be redeemed for newly-issued shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock"), of the Issuer on a one-for-one basis. The OpCo Units do not expire.

F4 · balance_after: Following completion of the Offering, Bold directly owns 44,555,272 shares of Class C Common Stock and an equivalent number of OpCo Units.

F4 · ownership.nature: Following completion of the Offering, Bold directly owns 44,555,272 shares of Class C Common Stock and an equivalent number of OpCo Units.

F5 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of Fund VIII and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold. Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of Fund XI.

F6 · ownership.nature: (Continued from footnote 5): Therefore, each of EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC, Fund XI or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: Pursuant to the Seventh Amended and Restated Limited Liability Company Agreement of OpCo (the "OpCo LLCA"), each member of OpCo (other than Permian and its subsidiaries) has the right to cause OpCo to redeem all or a portion of such member's OpCo Units in exchange for, at OpCo's option, an equal number of shares of Class A Common Stock or a cash amount in lieu of shares of Class A Common Stock, as determined in accordance with the OpCo LLCA. Upon redemption of an Opco Unit, a share of Class C Common Stock shall be surrendered by the holder and cancelled by Permian.

SEC source: 0000899243-23-020143 · doc4.xml · derivative · entry 3

EnCap Partners GP, LLC · CIK 0001726182 · Director · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · Director · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · Director · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · Director · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · Director · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 33,956,524 shares

Expires not disclosed

F2 · derivative.exercise_price: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · derivative.exercise_price: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F2 · kind: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · kind: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F5 · shares: Of the reported shares of Class B common stock, 33,956,524 shares (and an equivalent number of OpCo Units) were directly held of record by Bold.

F2 · price: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · price: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F2 · derivative.exercise_date: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · derivative.exercise_date: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F2 · derivative.expiration_date: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · derivative.expiration_date: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold Energy Holdings, LLC ("Bold"). Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of EnCap Energy Capital Fund XI, L.P. ("Fund XI").

F5 · ownership.nature: Of the reported shares of Class B common stock, 33,956,524 shares (and an equivalent number of OpCo Units) were directly held of record by Bold.

SEC source: 0000899243-23-020143 · doc4.xml · nonDerivative · entry 2

EnCap Partners GP, LLC · CIK 0001726182 · Director · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · Director · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · Director · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · Director · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · Director · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F2 · kind: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · kind: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F5 · shares: Of the reported shares of Class B common stock, 33,956,524 shares (and an equivalent number of OpCo Units) were directly held of record by Bold.

F2 · price: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · price: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold Energy Holdings, LLC ("Bold"). Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of EnCap Energy Capital Fund XI, L.P. ("Fund XI").

F5 · ownership.nature: Of the reported shares of Class B common stock, 33,956,524 shares (and an equivalent number of OpCo Units) were directly held of record by Bold.

SEC source: 0000899243-23-020143 · doc4.xml · nonDerivative · entry 1

EnCap Partners GP, LLC · CIK 0001726182 · Director · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · Director · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · Director · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · Director · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · Director · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F2 · kind: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · kind: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F4 · shares: Of the reported shares of Class A common stock, 2,303,000 shares were directly held of record by Fund VIII, and 19,819,820 shares were directly held of record by Fund XI.

F2 · price: On November 1, 2023, the transactions contemplated by that certain Agreement and Plan of Merger (the "Merger Agreement"), dated of August 21, 2023, by and among the Issuer, Earthstone Energy Holdings, LLC, a Delaware limited liability company ("Earthstone Holdings"), Permian Resources Corporation, a Delaware Corporation ("Permian"), Smits Merger Sub I Inc., a Delaware corporation and direct wholly owned subsidiary of Permian Resources ("Merger Sub I"), Smits Merger Sub II LLC, a Delaware limited liability company and a direct wholly owned subsidiary of Permian Resources ("Merger Sub II") and Permian Resources Operating, LLC, a Delaware limited liability company ("Permian Operating"), were consummated (the "Closing").

F3 · price: (Continued from footnote 2): Pursuant to the terms of the Merger Agreement, at the Closing, (a) each issued and outstanding share of Class A Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class A common stock of Permian, $0.0001 par value per share, (b) each issued and outstanding share of Class B Common Stock was converted into the right to receive 1.446 fully paid and nonassessable shares of Class C common stock of Permian, $0.0001 par value per share, and (c) each common unit representing limited liability company interests (the "OpCo Units") in Earthstone Holdings was converted into the right to receive 1.446 common units representing limited liability company interests in Permian Operating. This Form 4 constitutes an exit filing by the Reporting Persons.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is the general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is the general partner of EnCap Investments L.P. ("Investments LP"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are the general partners of EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bold Energy Holdings, LLC ("Bold"). Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is the general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is the general partner of EnCap Energy Capital Fund XI, L.P. ("Fund XI").

F4 · ownership.nature: Of the reported shares of Class A common stock, 2,303,000 shares were directly held of record by Fund VIII, and 19,819,820 shares were directly held of record by Fund XI.

SEC source: 0000899243-22-025728 · doc4.xml · derivative · entry 2

EnCap Partners GP, LLC · CIK 0001726182 · Director · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · Director · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · Director · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · Director · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 19,819,820 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F5 · kind: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F5 · price: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F5 · derivative.exercise_date: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F5 · derivative.expiration_date: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold").

F2 · ownership.nature: (Continued from footnote 1): Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is general partner of EnCap Energy Capital Fund XI, L.P. ("Fund XI"). Fund XI directly owns 19,819,820 shares of Class A Common Stock (the "Class A Common Stock") of Earthstone Energy, Inc. (the "Issuer").

F3 · ownership.nature: (Continued from footnote 2): Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F5 · ownership.nature: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

SEC source: 0000899243-22-025728 · doc4.xml · nonDerivative · entry 1

EnCap Partners GP, LLC · CIK 0001726182 · Director · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · Director · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · Director · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · Director · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · Director · 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: 22,122,820

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · kind: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F5 · shares: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F5 · price: On June 15, 2022, the Issuer mailed an Information Statement, filed with the Securities and Exchange Commission on Schedule 14C on June 15, 2022, to its stockholders and, consequently, in accordance with the terms of the Certificate of Designation, the automatic conversion of the Series A Convertible Preferred Stock (the "Preferred Stock") into shares of Class A Common Stock described in the Information Statement occurred on July 6, 2022. As a result of such conversion (the "July 2022 Conversion"), all 220,000 shares of Preferred Stock held by EnCap Fund XI immediately prior to the effective time of the July 2022 Conversion were automatically converted into 19,819,820 aggregate shares of Class A Common Stock.

F4 · balance_after: Consists of 19,819,820 shares of Class A Common Stock that are directly held by Fund XI and 2,303,000 shares of Class A Common Stock that are directly held by Fund VIII.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold").

F2 · ownership.nature: (Continued from footnote 1): Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is general partner of EnCap Energy Capital Fund XI, L.P. ("Fund XI"). Fund XI directly owns 19,819,820 shares of Class A Common Stock (the "Class A Common Stock") of Earthstone Energy, Inc. (the "Issuer").

F3 · ownership.nature: (Continued from footnote 2): Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VIII GP, Fund IX GP, Fund XI LLC or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · ownership.nature: Consists of 19,819,820 shares of Class A Common Stock that are directly held by Fund XI and 2,303,000 shares of Class A Common Stock that are directly held by Fund VIII.

SEC source: 0000899243-22-014968 · doc4.xml · derivative · entry 2

ENCAP ENERGY CAPITAL FUND VII LP · CIK 0001422885 · Director · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · Director · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · Director · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · Director · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · Director · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · Director · 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: 220,000

Underlying: Class A Common Stock · Not disclosed shares

Expires not disclosed

F6 · derivative.exercise_price: On April 14, 2022, upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and among the Issuer, Fund XI and Cypress, dated January 30, 2022, Fund XI purchased 220,000 shares of Preferred Stock at a price of $1,000.000 per share. The shares of Preferred Stock are held directly by Fund XI. Each share of Preferred Stock will automatically convert into 90.0900900900901 shares of Class A Common Stock at an initial conversion price of $11.10 per share of Class A Common Stock. The Preferred Stock will convert automatically upon the day immediately following the expiration of the 20th calendar day after the Issuer mails a definitive information statement to holders of its common stock notifying them that holders of a majority of the outstanding common stock have consented to the conversion feature of the Preferred Stock and the issuance of Class A Common Stock upon conversion of such Preferred Stock.

F6 · kind: On April 14, 2022, upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and among the Issuer, Fund XI and Cypress, dated January 30, 2022, Fund XI purchased 220,000 shares of Preferred Stock at a price of $1,000.000 per share. The shares of Preferred Stock are held directly by Fund XI. Each share of Preferred Stock will automatically convert into 90.0900900900901 shares of Class A Common Stock at an initial conversion price of $11.10 per share of Class A Common Stock. The Preferred Stock will convert automatically upon the day immediately following the expiration of the 20th calendar day after the Issuer mails a definitive information statement to holders of its common stock notifying them that holders of a majority of the outstanding common stock have consented to the conversion feature of the Preferred Stock and the issuance of Class A Common Stock upon conversion of such Preferred Stock.

F6 · price: On April 14, 2022, upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and among the Issuer, Fund XI and Cypress, dated January 30, 2022, Fund XI purchased 220,000 shares of Preferred Stock at a price of $1,000.000 per share. The shares of Preferred Stock are held directly by Fund XI. Each share of Preferred Stock will automatically convert into 90.0900900900901 shares of Class A Common Stock at an initial conversion price of $11.10 per share of Class A Common Stock. The Preferred Stock will convert automatically upon the day immediately following the expiration of the 20th calendar day after the Issuer mails a definitive information statement to holders of its common stock notifying them that holders of a majority of the outstanding common stock have consented to the conversion feature of the Preferred Stock and the issuance of Class A Common Stock upon conversion of such Preferred Stock.

F6 · derivative.exercise_date: On April 14, 2022, upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and among the Issuer, Fund XI and Cypress, dated January 30, 2022, Fund XI purchased 220,000 shares of Preferred Stock at a price of $1,000.000 per share. The shares of Preferred Stock are held directly by Fund XI. Each share of Preferred Stock will automatically convert into 90.0900900900901 shares of Class A Common Stock at an initial conversion price of $11.10 per share of Class A Common Stock. The Preferred Stock will convert automatically upon the day immediately following the expiration of the 20th calendar day after the Issuer mails a definitive information statement to holders of its common stock notifying them that holders of a majority of the outstanding common stock have consented to the conversion feature of the Preferred Stock and the issuance of Class A Common Stock upon conversion of such Preferred Stock.

F6 · derivative.expiration_date: On April 14, 2022, upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and among the Issuer, Fund XI and Cypress, dated January 30, 2022, Fund XI purchased 220,000 shares of Preferred Stock at a price of $1,000.000 per share. The shares of Preferred Stock are held directly by Fund XI. Each share of Preferred Stock will automatically convert into 90.0900900900901 shares of Class A Common Stock at an initial conversion price of $11.10 per share of Class A Common Stock. The Preferred Stock will convert automatically upon the day immediately following the expiration of the 20th calendar day after the Issuer mails a definitive information statement to holders of its common stock notifying them that holders of a majority of the outstanding common stock have consented to the conversion feature of the Preferred Stock and the issuance of Class A Common Stock upon conversion of such Preferred Stock.

F6 · derivative.underlying_shares: On April 14, 2022, upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and among the Issuer, Fund XI and Cypress, dated January 30, 2022, Fund XI purchased 220,000 shares of Preferred Stock at a price of $1,000.000 per share. The shares of Preferred Stock are held directly by Fund XI. Each share of Preferred Stock will automatically convert into 90.0900900900901 shares of Class A Common Stock at an initial conversion price of $11.10 per share of Class A Common Stock. The Preferred Stock will convert automatically upon the day immediately following the expiration of the 20th calendar day after the Issuer mails a definitive information statement to holders of its common stock notifying them that holders of a majority of the outstanding common stock have consented to the conversion feature of the Preferred Stock and the issuance of Class A Common Stock upon conversion of such Preferred Stock.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund VII GP, L.P. ("Fund VII GP"), EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund VII, L.P. ("Fund VII"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold").

F2 · ownership.nature: (Continued from footnote 1): Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is general partner of EnCap Energy Capital Fund XI, L.P. ("Fund XI"). Fund XI directly owns 220,000 shares of Series A Convertible Preferred Stock ("Preferred Stock").

F3 · ownership.nature: (Continued from footnote 2): Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VII GP, Fund VIII GP, Fund IX GP, Fund XI LLC or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F6 · ownership.nature: On April 14, 2022, upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and among the Issuer, Fund XI and Cypress, dated January 30, 2022, Fund XI purchased 220,000 shares of Preferred Stock at a price of $1,000.000 per share. The shares of Preferred Stock are held directly by Fund XI. Each share of Preferred Stock will automatically convert into 90.0900900900901 shares of Class A Common Stock at an initial conversion price of $11.10 per share of Class A Common Stock. The Preferred Stock will convert automatically upon the day immediately following the expiration of the 20th calendar day after the Issuer mails a definitive information statement to holders of its common stock notifying them that holders of a majority of the outstanding common stock have consented to the conversion feature of the Preferred Stock and the issuance of Class A Common Stock upon conversion of such Preferred Stock.

SEC source: 0000899243-22-014968 · doc4.xml · nonDerivative · entry 1

ENCAP ENERGY CAPITAL FUND VII LP · CIK 0001422885 · Director · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · Director · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · Director · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · Director · 10% owner

EnCap Energy Capital Fund XI, L.P. · CIK 0001693946 · Director · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · Director · 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: 2,303,000

F4 · kind: On April 14, 2022, 4,611,808 shares of Class A Common Stock (the "Class A Common Stock") of Earthstone Energy, Inc. (the "Issuer") were directly held by Fund VII and transferred to Cypress Investments, LLC ("Cypress") for $11.10 per share (the "Transfer") upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and between Fund VII and Cypress, dated January 30, 2022. As of immediately following the Transfer, Fund VII no longer directly owns any shares of Class A Common Stock.

F4 · shares: On April 14, 2022, 4,611,808 shares of Class A Common Stock (the "Class A Common Stock") of Earthstone Energy, Inc. (the "Issuer") were directly held by Fund VII and transferred to Cypress Investments, LLC ("Cypress") for $11.10 per share (the "Transfer") upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and between Fund VII and Cypress, dated January 30, 2022. As of immediately following the Transfer, Fund VII no longer directly owns any shares of Class A Common Stock.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund VII GP, L.P. ("Fund VII GP"), EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund VII, L.P. ("Fund VII"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold").

F2 · ownership.nature: (Continued from footnote 1): Investments LP is the sole member of EnCap Equity Fund XI GP, LLC ("Fund XI LLC"), which is general partner of EnCap Equity Fund XI GP, L.P. ("Fund XI GP"), which is general partner of EnCap Energy Capital Fund XI, L.P. ("Fund XI"). Fund XI directly owns 220,000 shares of Series A Convertible Preferred Stock ("Preferred Stock").

F3 · ownership.nature: (Continued from footnote 2): Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VII GP, Fund VIII GP, Fund IX GP, Fund XI LLC or Fund XI GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · ownership.nature: On April 14, 2022, 4,611,808 shares of Class A Common Stock (the "Class A Common Stock") of Earthstone Energy, Inc. (the "Issuer") were directly held by Fund VII and transferred to Cypress Investments, LLC ("Cypress") for $11.10 per share (the "Transfer") upon closing of the transactions contemplated by that certain Securities Purchase Agreement by and between Fund VII and Cypress, dated January 30, 2022. As of immediately following the Transfer, Fund VII no longer directly owns any shares of Class A Common Stock.

F5 · ownership.nature: All 2,303,000 shares of Class A Common Stock are directly held by Fund VIII.

SEC source: 0000899243-22-001399 · doc4.xml · nonDerivative · entry 1

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,691,052

F1 · kind: On January 6, 2022, EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") executed a block trade under Rule 144 pursuant to which an aggregate of 500,000 shares of common stock, par value $0.01 per share ("Common Stock"), of Laredo Petroleum, Inc. were sold for $73.00 per share (such sale, the "Block Trade"). As of immediately following the Block Trade, EnCap Fund IX directly owns 1,691,052 shares of Common Stock.

F1 · balance_after: On January 6, 2022, EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") executed a block trade under Rule 144 pursuant to which an aggregate of 500,000 shares of common stock, par value $0.01 per share ("Common Stock"), of Laredo Petroleum, Inc. were sold for $73.00 per share (such sale, the "Block Trade"). As of immediately following the Block Trade, EnCap Fund IX directly owns 1,691,052 shares of Common Stock.

F1 · ownership.direct: On January 6, 2022, EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") executed a block trade under Rule 144 pursuant to which an aggregate of 500,000 shares of common stock, par value $0.01 per share ("Common Stock"), of Laredo Petroleum, Inc. were sold for $73.00 per share (such sale, the "Block Trade"). As of immediately following the Block Trade, EnCap Fund IX directly owns 1,691,052 shares of Common Stock.

F2 · ownership.direct: EnCap Fund IX is controlled indirectly by EnCap Partners GP, LLC ("EnCap Partners GP"), which is the sole general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("EnCap Investments GP"), which is the sole general partner of EnCap Investments L.P. ("EnCap Investments LP"). EnCap Investments LP is the sole general partner of EnCap Equity Fund IX GP, L.P. ("EnCap Fund IX GP"), which is the sole general partner of EnCap Fund IX. Each of EnCap Fund IX, EnCap Fund IX GP, EnCap Investments LP, EnCap Investments GP, EnCap Holdings, EnCap Partners or EnCap Partners GP may be deemed to share voting or dispositive power over the reported securities held of record by any Reporting Persons under its direct or indirect control.

F3 · ownership.direct: The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-21-041718 · doc4.xml · nonDerivative · entry 1

ENCAP ENERGY CAPITAL FUND VII LP · CIK 0001422885 · 10% owner

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 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: 6,914,808

F3 · kind: These shares of Class A Common Stock were acquired and are held directly by Fund VIII. Fund VIII is a member of Tracker Resource Development III, LLC ("Tracker") and received these shares, at Tracker's direction, upon closing of the transactions contemplated by that certain Purchase and Sale Agreement, dated March 31, 2021, by and among the Issuer, Earthstone Energy Holdings, LLC ("EEH"), Tracker and TRD III Royalty Holdings (TX), LP (together with Tracker, the "Tracker Sellers"), pursuant to which, among other things, the Issuer acquired certain interests from the Tracker Sellers for aggregate consideration consisting of (i) $22.5 million in cash, net of preliminary and customary purchase price adjustments and subject to final post-closing settlement between the parties, and (ii) 4,700,000 million shares of Class A Common Stock.

F3 · shares: These shares of Class A Common Stock were acquired and are held directly by Fund VIII. Fund VIII is a member of Tracker Resource Development III, LLC ("Tracker") and received these shares, at Tracker's direction, upon closing of the transactions contemplated by that certain Purchase and Sale Agreement, dated March 31, 2021, by and among the Issuer, Earthstone Energy Holdings, LLC ("EEH"), Tracker and TRD III Royalty Holdings (TX), LP (together with Tracker, the "Tracker Sellers"), pursuant to which, among other things, the Issuer acquired certain interests from the Tracker Sellers for aggregate consideration consisting of (i) $22.5 million in cash, net of preliminary and customary purchase price adjustments and subject to final post-closing settlement between the parties, and (ii) 4,700,000 million shares of Class A Common Stock.

F3 · price: These shares of Class A Common Stock were acquired and are held directly by Fund VIII. Fund VIII is a member of Tracker Resource Development III, LLC ("Tracker") and received these shares, at Tracker's direction, upon closing of the transactions contemplated by that certain Purchase and Sale Agreement, dated March 31, 2021, by and among the Issuer, Earthstone Energy Holdings, LLC ("EEH"), Tracker and TRD III Royalty Holdings (TX), LP (together with Tracker, the "Tracker Sellers"), pursuant to which, among other things, the Issuer acquired certain interests from the Tracker Sellers for aggregate consideration consisting of (i) $22.5 million in cash, net of preliminary and customary purchase price adjustments and subject to final post-closing settlement between the parties, and (ii) 4,700,000 million shares of Class A Common Stock.

F1 · balance_after: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund VII GP, L.P. ("Fund VII GP"), EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund VII, L.P. ("Fund VII"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold").

F2 · balance_after: (Continued from footnote 1): Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VII GP, Fund VIII GP or Fund IX GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · balance_after: Of these shares of Class A Common Stock, 4,611,808 are directly held by Fund VII and 2,303,000 are directly held by Fund VIII.

F1 · ownership.direct: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund VII GP, L.P. ("Fund VII GP"), EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund VII, L.P. ("Fund VII"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold").

F2 · ownership.direct: (Continued from footnote 1): Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VII GP, Fund VIII GP or Fund IX GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · ownership.direct: Of these shares of Class A Common Stock, 4,611,808 are directly held by Fund VII and 2,303,000 are directly held by Fund VIII.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund VII GP, L.P. ("Fund VII GP"), EnCap Equity Fund VIII GP, L.P. ("Fund VIII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund VII, L.P. ("Fund VII"), EnCap Energy Capital Fund VIII, L.P. ("Fund VIII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold").

F2 · ownership.nature: (Continued from footnote 1): Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund VII GP, Fund VIII GP or Fund IX GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · ownership.nature: Of these shares of Class A Common Stock, 4,611,808 are directly held by Fund VII and 2,303,000 are directly held by Fund VIII.

SEC source: 0000899243-21-008113 · doc4.xml · nonDerivative · entry 2

Felix Investments Holdings II, LLC · CIK 0001804813 · Director · 10% owner

Felix Energy Investments II, LLC · CIK 0001805689 · 10% owner

EnCap Energy Capital Fund X, L.P. · CIK 0001636722 · 10% owner

Felix STACK Holdings, LLC · CIK 0001663280 · 10% owner

EnCap FEx Holdings, LLC · CIK 0001663279 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,099,884

F2 · kind: On February 22, 2021, following the Block Trade, Felix Holdings distributed an aggregate of 46,479,870 shares of Common Stock (the "Distributed FEI Shares") to certain of its affiliates, including Felix Energy Investments II, LLC ("Felix Investments"), and Felix STACK distributed 6,506,586 shares of Common Stock (the "Distributed FEx Shares") to EnCap FEx Holdings, LLC ("EnCap FEx"), in each case, for no consideration. As a result of such transactions and a series of subsequent distributions by such affiliates and the recipients thereof, (a) Felix Holdings retained and is record holder of 6,172,323 shares of Common Stock; (b) Felix Investments retained an indirect interest in the 6,172,323 shares of Common Stock held by Felix Holdings; (c) EnCap Fund X received and is record holder of 30,420,975 of the Distributed FEI Shares; (d) Felix STACK and EnCap FEx are no longer direct or indirect owners of any shares of Common Stock;

F3 · kind: Continued from footnote (2): and (e) EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") received and is record holder of 6,506,586 of the Distributed FEx Shares.

F2 · price: On February 22, 2021, following the Block Trade, Felix Holdings distributed an aggregate of 46,479,870 shares of Common Stock (the "Distributed FEI Shares") to certain of its affiliates, including Felix Energy Investments II, LLC ("Felix Investments"), and Felix STACK distributed 6,506,586 shares of Common Stock (the "Distributed FEx Shares") to EnCap FEx Holdings, LLC ("EnCap FEx"), in each case, for no consideration. As a result of such transactions and a series of subsequent distributions by such affiliates and the recipients thereof, (a) Felix Holdings retained and is record holder of 6,172,323 shares of Common Stock; (b) Felix Investments retained an indirect interest in the 6,172,323 shares of Common Stock held by Felix Holdings; (c) EnCap Fund X received and is record holder of 30,420,975 of the Distributed FEI Shares; (d) Felix STACK and EnCap FEx are no longer direct or indirect owners of any shares of Common Stock;

F3 · price: Continued from footnote (2): and (e) EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") received and is record holder of 6,506,586 of the Distributed FEx Shares.

F2 · balance_after: On February 22, 2021, following the Block Trade, Felix Holdings distributed an aggregate of 46,479,870 shares of Common Stock (the "Distributed FEI Shares") to certain of its affiliates, including Felix Energy Investments II, LLC ("Felix Investments"), and Felix STACK distributed 6,506,586 shares of Common Stock (the "Distributed FEx Shares") to EnCap FEx Holdings, LLC ("EnCap FEx"), in each case, for no consideration. As a result of such transactions and a series of subsequent distributions by such affiliates and the recipients thereof, (a) Felix Holdings retained and is record holder of 6,172,323 shares of Common Stock; (b) Felix Investments retained an indirect interest in the 6,172,323 shares of Common Stock held by Felix Holdings; (c) EnCap Fund X received and is record holder of 30,420,975 of the Distributed FEI Shares; (d) Felix STACK and EnCap FEx are no longer direct or indirect owners of any shares of Common Stock;

F3 · balance_after: Continued from footnote (2): and (e) EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") received and is record holder of 6,506,586 of the Distributed FEx Shares.

F2 · ownership.direct: On February 22, 2021, following the Block Trade, Felix Holdings distributed an aggregate of 46,479,870 shares of Common Stock (the "Distributed FEI Shares") to certain of its affiliates, including Felix Energy Investments II, LLC ("Felix Investments"), and Felix STACK distributed 6,506,586 shares of Common Stock (the "Distributed FEx Shares") to EnCap FEx Holdings, LLC ("EnCap FEx"), in each case, for no consideration. As a result of such transactions and a series of subsequent distributions by such affiliates and the recipients thereof, (a) Felix Holdings retained and is record holder of 6,172,323 shares of Common Stock; (b) Felix Investments retained an indirect interest in the 6,172,323 shares of Common Stock held by Felix Holdings; (c) EnCap Fund X received and is record holder of 30,420,975 of the Distributed FEI Shares; (d) Felix STACK and EnCap FEx are no longer direct or indirect owners of any shares of Common Stock;

F3 · ownership.direct: Continued from footnote (2): and (e) EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") received and is record holder of 6,506,586 of the Distributed FEx Shares.

F4 · ownership.direct: Felix Investments is the direct and indirect sole owner of Felix Holdings. EnCap Fund X is a member of Felix Investments that holds the right to appoint two of the three representatives to the board of managers of Felix Investments, and pursuant to the limited liability company agreement of Felix Holdings, the members of the Felix Holdings board of managers are required to be comprised of the same individuals as the Felix Investments board of managers. EnCap FEx is a member of Felix STACK that holds the right to appoint two of the four representatives to the board of managers of Felix STACK. Each of the two representatives to the board of managers of Felix STACK appointed by EnCap FEx possesses one and one-half votes and the other two representatives to the board of managers of Felix STACK possess one vote each (for a total of five votes for all managers).

F5 · ownership.direct: Continued from footnote (4): EnCap Fund IX is the sole managing member of EnCap FEx. Each of EnCap Fund IX and EnCap Fund X is controlled indirectly by EnCap Partners GP, LLC ("EnCap Partners GP"), which is the sole general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("EnCap Investments GP"), which is the sole general partner of EnCap Investments L.P. ("EnCap Investments LP"). EnCap Investments LP is the sole general partner of EnCap Equity Fund IX GP, L.P. ("EnCap Fund IX GP"), which is the sole general partner of EnCap Fund IX, and EnCap Equity Fund X GP, L.P. ("EnCap Fund X GP"), which is the sole general partner of EnCap Fund X.

F6 · ownership.direct: Continued from footnote (5): Each of Felix Investments, EnCap FEx, EnCap Fund IX, EnCap Fund IX GP, EnCap Fund X, EnCap Fund X GP, EnCap Investments LP, EnCap Investments GP, EnCap Holdings, EnCap Partners or EnCap Partners GP may be deemed to share voting or dispositive power over the reported securities held of record by any Reporting Persons under its direct or indirect control. The Reporting Persons disclaim beneficial ownership of these securities except to the extent of any such Reporting Person's pecuniary interest therein.

SEC source: 0000899243-21-008113 · doc4.xml · nonDerivative · entry 1

Felix Investments Holdings II, LLC · CIK 0001804813 · Director · 10% owner

Felix Energy Investments II, LLC · CIK 0001805689 · 10% owner

EnCap Energy Capital Fund X, L.P. · CIK 0001636722 · 10% owner

Felix STACK Holdings, LLC · CIK 0001663280 · 10% owner

EnCap FEx Holdings, LLC · CIK 0001663279 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,158,779

F1 · kind: On February 22, 2021, Felix Investments Holdings II, LLC ("Felix Holdings") (on behalf of EnCap Energy Capital Fund X, L.P. ("EnCap Fund X")) and Felix STACK Holdings, LLC ("Felix STACK") executed a block trade under Rule 144 pursuant to which an aggregate of 29,579,389 shares of the Issuer's common stock, $0.10 par value per share ("Common Stock"), were sold for $21.05 per share, which shares included 26,326,096 shares that were held of record by Felix Holdings and 3,253,293 shares that were held of record by Felix STACK (such sale, the "Block Trade"). As of immediately following the Block Trade, 52,652,193 of the shares of Common Stock reflected in this report were held of record by Felix Holdings and 6,506,586 of such shares were held of record by Felix STACK.

F1 · balance_after: On February 22, 2021, Felix Investments Holdings II, LLC ("Felix Holdings") (on behalf of EnCap Energy Capital Fund X, L.P. ("EnCap Fund X")) and Felix STACK Holdings, LLC ("Felix STACK") executed a block trade under Rule 144 pursuant to which an aggregate of 29,579,389 shares of the Issuer's common stock, $0.10 par value per share ("Common Stock"), were sold for $21.05 per share, which shares included 26,326,096 shares that were held of record by Felix Holdings and 3,253,293 shares that were held of record by Felix STACK (such sale, the "Block Trade"). As of immediately following the Block Trade, 52,652,193 of the shares of Common Stock reflected in this report were held of record by Felix Holdings and 6,506,586 of such shares were held of record by Felix STACK.

F1 · ownership.direct: On February 22, 2021, Felix Investments Holdings II, LLC ("Felix Holdings") (on behalf of EnCap Energy Capital Fund X, L.P. ("EnCap Fund X")) and Felix STACK Holdings, LLC ("Felix STACK") executed a block trade under Rule 144 pursuant to which an aggregate of 29,579,389 shares of the Issuer's common stock, $0.10 par value per share ("Common Stock"), were sold for $21.05 per share, which shares included 26,326,096 shares that were held of record by Felix Holdings and 3,253,293 shares that were held of record by Felix STACK (such sale, the "Block Trade"). As of immediately following the Block Trade, 52,652,193 of the shares of Common Stock reflected in this report were held of record by Felix Holdings and 6,506,586 of such shares were held of record by Felix STACK.

F4 · ownership.direct: Felix Investments is the direct and indirect sole owner of Felix Holdings. EnCap Fund X is a member of Felix Investments that holds the right to appoint two of the three representatives to the board of managers of Felix Investments, and pursuant to the limited liability company agreement of Felix Holdings, the members of the Felix Holdings board of managers are required to be comprised of the same individuals as the Felix Investments board of managers. EnCap FEx is a member of Felix STACK that holds the right to appoint two of the four representatives to the board of managers of Felix STACK. Each of the two representatives to the board of managers of Felix STACK appointed by EnCap FEx possesses one and one-half votes and the other two representatives to the board of managers of Felix STACK possess one vote each (for a total of five votes for all managers).

F5 · ownership.direct: Continued from footnote (4): EnCap Fund IX is the sole managing member of EnCap FEx. Each of EnCap Fund IX and EnCap Fund X is controlled indirectly by EnCap Partners GP, LLC ("EnCap Partners GP"), which is the sole general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("EnCap Investments GP"), which is the sole general partner of EnCap Investments L.P. ("EnCap Investments LP"). EnCap Investments LP is the sole general partner of EnCap Equity Fund IX GP, L.P. ("EnCap Fund IX GP"), which is the sole general partner of EnCap Fund IX, and EnCap Equity Fund X GP, L.P. ("EnCap Fund X GP"), which is the sole general partner of EnCap Fund X.

F6 · ownership.direct: Continued from footnote (5): Each of Felix Investments, EnCap FEx, EnCap Fund IX, EnCap Fund IX GP, EnCap Fund X, EnCap Fund X GP, EnCap Investments LP, EnCap Investments GP, EnCap Holdings, EnCap Partners or EnCap Partners GP may be deemed to share voting or dispositive power over the reported securities held of record by any Reporting Persons under its direct or indirect control. The Reporting Persons disclaim beneficial ownership of these securities except to the extent of any such Reporting Person's pecuniary interest therein.

SEC source: 0000899243-21-001388 · doc4.xml · nonDerivative · entry 1

EnCap Energy Capital Fund V L P · CIK 0001302312 · 10% owner

EnCap V-B Acquisitions, L.P. · CIK 0001376869 · 10% owner

ENCAP ENERGY CAPITAL FUND VI L P · CIK 0001366397 · 10% owner

EnCap VI-B Acquisitions, L.P. · CIK 0001494333 · 10% owner

ENCAP ENERGY CAPITAL FUND VII LP · CIK 0001422885 · 10% owner

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 4,611,808

F1 · security: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund V GP, L.P. ("Fund V GP"), EnCap Equity Fund VI GP, L.P. ("Fund VI GP"), EnCap Equity Fund VII GP, L.P. ("Fund VII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund V, L.P. ("Fund V"), EnCap Energy Capital Fund VI, L.P. ("Fund VI"), EnCap Energy Capital Fund VII, L.P. ("Fund VII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund V GP is general partner of EnCap Energy Capital Fund V-B, L.P., which is sole member of EnCap V-B Acquisitions GP, LLC, which is general partner of EnCap V-B Acquisitions, L.P. ("Fund V-B").

F2 · security: (Continued from footnote 1): Fund VI GP is also general partner of EnCap Energy Capital Fund VI-B, L.P., which is sole member of EnCap VI-B Acquisitions GP, LLC, which is general partner of EnCap VI-B Acquisitions, L.P. ("Fund VI-B"). Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold"). Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund V GP, Fund VI GP, Fund VII GP or Fund IX GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F3 · kind: These shares of Class A Common Stock were directly held by Fund V, Fund V-B, Fund VI and Fund VI-B (collectively, the "Seller Funds") and transferred to Independence Resources Holdings, LLC on January 7, 2021, upon closing of the transactions contemplated by that certain Securities Purchase Agreement, dated December 17, 2020 (the "Transactions").

F3 · shares: These shares of Class A Common Stock were directly held by Fund V, Fund V-B, Fund VI and Fund VI-B (collectively, the "Seller Funds") and transferred to Independence Resources Holdings, LLC on January 7, 2021, upon closing of the transactions contemplated by that certain Securities Purchase Agreement, dated December 17, 2020 (the "Transactions").

F4 · balance_after: These shares of Class A Common Stock are directly held by Fund VII.

F1 · ownership.nature: EnCap Partners GP, LLC ("EnCap Partners GP") is general partner of EnCap Partners, LP ("EnCap Partners"), which is managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is sole member of EnCap Investments GP, L.L.C. ("Investments GP"), which is general partner of EnCap Investments L.P. ("Investments LP"), which is general partner of EnCap Equity Fund V GP, L.P. ("Fund V GP"), EnCap Equity Fund VI GP, L.P. ("Fund VI GP"), EnCap Equity Fund VII GP, L.P. ("Fund VII GP") and EnCap Equity Fund IX GP, L.P. ("Fund IX GP"), which are general partner of EnCap Energy Capital Fund V, L.P. ("Fund V"), EnCap Energy Capital Fund VI, L.P. ("Fund VI"), EnCap Energy Capital Fund VII, L.P. ("Fund VII") and EnCap Energy Capital Fund IX, L.P. ("Fund IX"), respectively. Fund V GP is general partner of EnCap Energy Capital Fund V-B, L.P., which is sole member of EnCap V-B Acquisitions GP, LLC, which is general partner of EnCap V-B Acquisitions, L.P. ("Fund V-B").

F2 · ownership.nature: (Continued from footnote 1): Fund VI GP is also general partner of EnCap Energy Capital Fund VI-B, L.P., which is sole member of EnCap VI-B Acquisitions GP, LLC, which is general partner of EnCap VI-B Acquisitions, L.P. ("Fund VI-B"). Fund IX directly owns 100% of the membership interests of Bolding Energy Holdings, LLC ("Bold"). Therefore, each EnCap Partners GP, EnCap Partners, EnCap Holdings, Investments GP, Investments LP, Fund V GP, Fund VI GP, Fund VII GP or Fund IX GP may be deemed to beneficially own or to have beneficially owned the reported securities that are or were held of record by any reporting persons under its direct or indirect control. Each reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is a beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0000899243-20-030979 · doc4.xml · nonDerivative · entry 4

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

TPR Residual Assets, LLC · CIK 0001766953 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · kind: On November 13, 2020, pursuant to the Agreement and Plan of Merger dated as of August 12, 2020 (the "Merger Agreement"), by and among Montage Resources Corporation (the "Issuer") and Southwestern Energy Company ("Southwestern"), the Issuer merged with and into Southwestern, with Southwestern continuing as the surviving corporation (the "Merger"). Pursuant to the Merger Agreement, each issued and outstanding share of common stock of the Issuer, par value $0.01 per share, outstanding as of immediately prior to the effective time of the Merger was converted into the right to receive 1.8656 shares of Southwestern common stock, par value $0.01 per share ("Southwestern Common Stock").

F2 · price: On November 12, 2020 (the day prior to the effective time of the Merger), the closing price of one share of Southwestern Common Stock was $2.86.

F3 · balance_after: The reporting persons disclaim beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F8 · ownership.nature: These securities were directly held by TPR Residual Assets, LLC ("TPR Residual"). TPR Residual is member-managed by EnCap Fund IX. Therefore, EnCap Fund IX may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by TPR Residual.

SEC source: 0000899243-20-030979 · doc4.xml · nonDerivative · entry 3

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

TPR Residual Assets, LLC · CIK 0001766953 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · kind: On November 13, 2020, pursuant to the Agreement and Plan of Merger dated as of August 12, 2020 (the "Merger Agreement"), by and among Montage Resources Corporation (the "Issuer") and Southwestern Energy Company ("Southwestern"), the Issuer merged with and into Southwestern, with Southwestern continuing as the surviving corporation (the "Merger"). Pursuant to the Merger Agreement, each issued and outstanding share of common stock of the Issuer, par value $0.01 per share, outstanding as of immediately prior to the effective time of the Merger was converted into the right to receive 1.8656 shares of Southwestern common stock, par value $0.01 per share ("Southwestern Common Stock").

F2 · price: On November 12, 2020 (the day prior to the effective time of the Merger), the closing price of one share of Southwestern Common Stock was $2.86.

F3 · balance_after: The reporting persons disclaim beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F7 · ownership.nature: These securities were directly held by EnCap Energy Capital Fund VIII, L.P. ("EnCap Fund VIII"). EnCap Partners GP is the sole general partner of EnCap Partners, which is the managing member of EnCap Holdings, which is the sole member of EnCap Holdings Blocker. EnCap Holdings Blocker is the sole member of EnCap Investments GP, which is the sole general partner of EnCap Investments LP. EnCap Investments LP is the general partner of EnCap Equity Fund VIII GP, the sole general partner of EnCap Fund VIII Co-Invest. Therefore, EnCap Partners GP, EnCap Partners, EnCap Holdings, EnCap Holdings Blocker, EnCap Investments GP, EnCap Investments LP and EnCap Fund VIII GP may be deemed to have beneficially owned these securities.

SEC source: 0000899243-20-030979 · doc4.xml · nonDerivative · entry 2

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

TPR Residual Assets, LLC · CIK 0001766953 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · kind: On November 13, 2020, pursuant to the Agreement and Plan of Merger dated as of August 12, 2020 (the "Merger Agreement"), by and among Montage Resources Corporation (the "Issuer") and Southwestern Energy Company ("Southwestern"), the Issuer merged with and into Southwestern, with Southwestern continuing as the surviving corporation (the "Merger"). Pursuant to the Merger Agreement, each issued and outstanding share of common stock of the Issuer, par value $0.01 per share, outstanding as of immediately prior to the effective time of the Merger was converted into the right to receive 1.8656 shares of Southwestern common stock, par value $0.01 per share ("Southwestern Common Stock").

F2 · price: On November 12, 2020 (the day prior to the effective time of the Merger), the closing price of one share of Southwestern Common Stock was $2.86.

F3 · balance_after: The reporting persons disclaim beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F6 · ownership.nature: These securities were directly held by EnCap Energy Capital Fund IX, L.P ("EnCap Fund IX"). EnCap Partners GP is the sole general partner of EnCap Partners, which is the managing member of EnCap Holdings, which is the sole member of EnCap Holdings Blocker. EnCap Holdings Blocker is the sole member of EnCap Investments GP, which is the sole general partner of EnCap Investments LP. EnCap Investments LP is the general partner of EnCap Equity Fund IX GP, L.P. ("EnCap Fund IX GP"), the sole general partner of EnCap Fund IX. Therefore, EnCap Partners GP, EnCap Partners, EnCap Holdings, EnCap Holdings Blocker, EnCap Investments GP, EnCap Investments LP and EnCap Fund IX GP may be deemed to have beneficially owned these securities.

SEC source: 0000899243-20-030979 · doc4.xml · nonDerivative · entry 1

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

TPR Residual Assets, LLC · CIK 0001766953 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · kind: On November 13, 2020, pursuant to the Agreement and Plan of Merger dated as of August 12, 2020 (the "Merger Agreement"), by and among Montage Resources Corporation (the "Issuer") and Southwestern Energy Company ("Southwestern"), the Issuer merged with and into Southwestern, with Southwestern continuing as the surviving corporation (the "Merger"). Pursuant to the Merger Agreement, each issued and outstanding share of common stock of the Issuer, par value $0.01 per share, outstanding as of immediately prior to the effective time of the Merger was converted into the right to receive 1.8656 shares of Southwestern common stock, par value $0.01 per share ("Southwestern Common Stock").

F2 · price: On November 12, 2020 (the day prior to the effective time of the Merger), the closing price of one share of Southwestern Common Stock was $2.86.

F3 · balance_after: The reporting persons disclaim beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · ownership.nature: These securities were directly held by EnCap Energy Capital Fund VIII Co-Investors, L.P. ("EnCap Fund VIII Co-Invest"). EnCap Partners GP, LLC ("EnCap Partners GP") is the sole general partner of EnCap Partners, LP ("EnCap Partners"), which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments Holdings Blocker, LLC ("EnCap Holdings Blocker"). EnCap Holdings Blocker is (i) the sole member of EnCap Investments GP, L.L.C. ("EnCap Investments GP"), which is the sole general partner of EnCap Investments L.P. ("EnCap Investments LP"), and (ii) the sole limited partner of EnCap Investments LP. EnCap Investments LP is the general partner of EnCap Equity Fund VIII GP, L.P. ("EnCap Fund VIII GP"), the sole general partner of EnCap Fund VIII Co-Invest.

F5 · ownership.nature: (Continued from footnote 4) Therefore, EnCap Partners GP, EnCap Partners, EnCap Holdings, EnCap Holdings Blocker, EnCap Investments GP, EnCap Investments LP and EnCap Fund VIII GP may be deemed to have beneficially owned these securities.

SEC source: 0000899243-18-015139 · doc4.xml · derivative · entry 1

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,956,524

Underlying: Class A Common Stock · 650,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Upon the closing of the transactions contemplated by that certain Contribution Agreement dated as of November 7, 2016, and as amended on March 21, 2017, by and among Earthstone Energy, Inc. (the "Issuer"), Earthstone Energy Holdings, LLC ("EEH"), Lynden USA Inc., Lynden USA Operating, LLC, Bold Energy Holdings, LLC ("Bold Holdings") and Bold Energy III LLC, Bold Holdings received 36,070,828 shares of Class B Common Stock. Each share of Class B Common Stock represents the right to receive, at Bold Holdings' discretion, either one share of Class A Common Stock of the Issuer or its equivalent in cash, in exchange for one share of Class B Common Stock and one Unit of EEH, in accordance with the terms and subject to the restrictions set forth in the First Amended and Restated Limited Liability Company Agreement of EEH.

F2 · kind: Pursuant to the Written Consent of the Board of Managers of Bold Holdings, dated June 1, 2018, and the Redemption Agreement, dated June 1, 2018, by and between Bold Holdings and Bold Energy Management III LLC ("Bold Management"), Bold Holdings redeemed all of the Class C Units of Bold Holdings held Bold Management in exchange for the distribution of 650,000 Units EEH and 650,000 shares of Class B Common Stock of the Issuer to Bold Management, and following such redemption Bold Holdings canceled all of the outstanding Class C Units of Bold Holdings.

F2 · price: Pursuant to the Written Consent of the Board of Managers of Bold Holdings, dated June 1, 2018, and the Redemption Agreement, dated June 1, 2018, by and between Bold Holdings and Bold Energy Management III LLC ("Bold Management"), Bold Holdings redeemed all of the Class C Units of Bold Holdings held Bold Management in exchange for the distribution of 650,000 Units EEH and 650,000 shares of Class B Common Stock of the Issuer to Bold Management, and following such redemption Bold Holdings canceled all of the outstanding Class C Units of Bold Holdings.

F1 · derivative.exercise_date: Upon the closing of the transactions contemplated by that certain Contribution Agreement dated as of November 7, 2016, and as amended on March 21, 2017, by and among Earthstone Energy, Inc. (the "Issuer"), Earthstone Energy Holdings, LLC ("EEH"), Lynden USA Inc., Lynden USA Operating, LLC, Bold Energy Holdings, LLC ("Bold Holdings") and Bold Energy III LLC, Bold Holdings received 36,070,828 shares of Class B Common Stock. Each share of Class B Common Stock represents the right to receive, at Bold Holdings' discretion, either one share of Class A Common Stock of the Issuer or its equivalent in cash, in exchange for one share of Class B Common Stock and one Unit of EEH, in accordance with the terms and subject to the restrictions set forth in the First Amended and Restated Limited Liability Company Agreement of EEH.

F1 · derivative.expiration_date: Upon the closing of the transactions contemplated by that certain Contribution Agreement dated as of November 7, 2016, and as amended on March 21, 2017, by and among Earthstone Energy, Inc. (the "Issuer"), Earthstone Energy Holdings, LLC ("EEH"), Lynden USA Inc., Lynden USA Operating, LLC, Bold Energy Holdings, LLC ("Bold Holdings") and Bold Energy III LLC, Bold Holdings received 36,070,828 shares of Class B Common Stock. Each share of Class B Common Stock represents the right to receive, at Bold Holdings' discretion, either one share of Class A Common Stock of the Issuer or its equivalent in cash, in exchange for one share of Class B Common Stock and one Unit of EEH, in accordance with the terms and subject to the restrictions set forth in the First Amended and Restated Limited Liability Company Agreement of EEH.

SEC source: 0000899243-18-001607 · doc4.xml · nonDerivative · entry 1

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners GP, LLC · CIK 0001726182 · 10% owner

ZORICH ROBERT L · CIK 0001229915 · Director

PHILLIPS D MARTIN · CIK 0001142791 · Director

Swanson Douglas E Jr · CIK 0001494330 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 37,823,596

F1 · price: On January 18, 2018, Eclipse Resources-PA, LP ("Eclipse PA"), a wholly owned subsidiary of Eclipse Resources Corporation, a Delaware corporation (the "Issuer"), and the Issuer completed the purchase of certain oil and gas leases, wells and other oil and gas rights and interests held by Travis Peak Resources, LLC, a Delaware limited liability company ("Travis Peak") covering approximately 44,500 net acres located in the counties of Tioga and Potter in the Commonwealth of Pennsylvania (such transaction, the "Travis Peak Transaction") pursuant to that certain Purchase and Sale Agreement dated December 8, 2017 by and among Travis Peak, the Issuer and Eclipse PA (the "PSA"). The aggregate purchase price for the Travis Peak Transaction, as adjusted pursuant to the PSA, was $92.2 million (the "Purchase Price"),

F2 · price: (Continued from Footnote 1) which the Issuer paid entirely through the issuance of 37,823,596 shares (the "Shares") of the Issuer's shares of common stock, $0.01 par value (the "Common Stock") to Travis Peak. The number of Shares issued to Travis Peak was calculated by dividing the Purchase Price by $2.4383, which was the 30 consecutive-day volume weighted average price per share of the Common Stock ending on the second trading day immediately preceding the closing date.

F3 · balance_after: The reporting persons disclaim beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · ownership.nature: These securities are directly held by Travis Peak. Travis Peak is member-managed by TPR Holding Company, LLC ("TPR Holding"). EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX") is a member of TPR Holding that holds the right to appoint three of the five representatives to the board of managers of TPR Holding. Each of the representatives to the board of managers of TPR Holding has one vote and decisions are made by a majority vote. As a result, EnCap Fund IX may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Travis Peak. The Form 4 filed on September 22, 2016 listed EnCap Partners, LLC as a reporting person. Effective April 6, 2017, EnCap Partners, LLC was converted into a limited partnership with the name EnCap Partners, LP ("EnCap Partners"). In connection with the conversion, EnCap Partners GP, LLC ("EnCap Partners GP") was formed as its sole general partner.

F5 · ownership.nature: (Continued from Footnote 4) EnCap Partners GP replaces EnCap Partners, LLC as a reporting person and a joint filer. EnCap Partners GP is the sole general partner of EnCap Partners, which is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments Holdings Blocker, LLC ("EnCap Holdings Blocker"). EnCap Holdings Blocker is the sole member of EnCap Investments GP, L.L.C. ("EnCap Investments GP"), which is the sole general partner of EnCap Investments L.P. ("EnCap Investments LP"). EnCap Investments LP is the general partner of EnCap Equity Fund IX GP, L.P. ("EnCap Fund IX GP"), the sole general partner of EnCap Fund IX. Therefore, EnCap Partners GP, EnCap Partners, EnCap Holdings, EnCap Holdings Blocker, EnCap Investments GP, EnCap Investments LP and EnCap Fund IX GP may be deemed to beneficially own these securities.

SEC source: 0000899243-17-014033 · doc4.xml · derivative · entry 1

Bold Energy Holdings, LLC · CIK 0001707241 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners, LLC · CIK 0001664141 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,606,524

Underlying: Class A Common Stock · 1,464,034 shares

Expires not disclosed

F1 · derivative.exercise_price: Upon the closing of the transactions contemplated by that certain Contribution Agreement dated as of November 7, 2016, and as amended on March 21, 2017, by and among Earthstone Energy, Inc. (the "Issuer"), Earthstone Energy Holdings, LLC ("EEH"), Lynden USA Inc., Lynden USA Operating, LLC, Bold Energy Holdings, LLC ("Bold Holdings") and Bold Energy III LLC, Bold Holdings received 36,070,8282 shares of Class B Common Stock. Each share of Class B Common Stock represents the right to receive, at Bold Holdings' discretion, either one share of Class A Common Stock of the Issuer or its equivalent in cash, in exchange for one share of Class B Common Stock and one Unit of EEH, in accordance with the terms and subject to the restrictions set forth in the First Amended and Restated Limited Liability Company Agreement of EEH.

F2 · kind: Bold Holdings redeemed (a) all of the Class B Units of Bold Holdings held by Bold Energy Management III LLC ("Bold Management") in exchange for the distribution of 1,246,375 Units of EEH and 1,246,375 shares of Class B Common Stock to Bold Management and (b) all of the Class B Units of Bold Holdings held by Bold Energy Management Holdings III LLC ("Bold Management Holdings") in exchange for the distribution of 217,929 Units o fEEH and 217,929 shares of Class B Common Stock to Bold Management Holdings and, following such redemption and distribution, cancel all of the outstanding Class B Units of Bold Holdings.

F2 · price: Bold Holdings redeemed (a) all of the Class B Units of Bold Holdings held by Bold Energy Management III LLC ("Bold Management") in exchange for the distribution of 1,246,375 Units of EEH and 1,246,375 shares of Class B Common Stock to Bold Management and (b) all of the Class B Units of Bold Holdings held by Bold Energy Management Holdings III LLC ("Bold Management Holdings") in exchange for the distribution of 217,929 Units o fEEH and 217,929 shares of Class B Common Stock to Bold Management Holdings and, following such redemption and distribution, cancel all of the outstanding Class B Units of Bold Holdings.

F1 · derivative.exercise_date: Upon the closing of the transactions contemplated by that certain Contribution Agreement dated as of November 7, 2016, and as amended on March 21, 2017, by and among Earthstone Energy, Inc. (the "Issuer"), Earthstone Energy Holdings, LLC ("EEH"), Lynden USA Inc., Lynden USA Operating, LLC, Bold Energy Holdings, LLC ("Bold Holdings") and Bold Energy III LLC, Bold Holdings received 36,070,8282 shares of Class B Common Stock. Each share of Class B Common Stock represents the right to receive, at Bold Holdings' discretion, either one share of Class A Common Stock of the Issuer or its equivalent in cash, in exchange for one share of Class B Common Stock and one Unit of EEH, in accordance with the terms and subject to the restrictions set forth in the First Amended and Restated Limited Liability Company Agreement of EEH.

F1 · derivative.expiration_date: Upon the closing of the transactions contemplated by that certain Contribution Agreement dated as of November 7, 2016, and as amended on March 21, 2017, by and among Earthstone Energy, Inc. (the "Issuer"), Earthstone Energy Holdings, LLC ("EEH"), Lynden USA Inc., Lynden USA Operating, LLC, Bold Energy Holdings, LLC ("Bold Holdings") and Bold Energy III LLC, Bold Holdings received 36,070,8282 shares of Class B Common Stock. Each share of Class B Common Stock represents the right to receive, at Bold Holdings' discretion, either one share of Class A Common Stock of the Issuer or its equivalent in cash, in exchange for one share of Class B Common Stock and one Unit of EEH, in accordance with the terms and subject to the restrictions set forth in the First Amended and Restated Limited Liability Company Agreement of EEH.

SEC source: 0000899243-16-029778 · doc4.xml · nonDerivative · entry 4

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

ZORICH ROBERT L · CIK 0001229915 · 10% owner

PHILLIPS D MARTIN · CIK 0001142791 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners, LLC · CIK 0001664141 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · kind: Distribution of the common stock of Eclipse Resources Corporation (the "Issuer") by Eclipse Resources Holdings, L.P. ("Eclipse Holdings") to its limited partners in connection with the dissolution of Eclipse Holdings.

F6 · ownership.nature: These securities were directly held by Eclipse Holdings.

SEC source: 0000899243-16-029778 · doc4.xml · nonDerivative · entry 3

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

ZORICH ROBERT L · CIK 0001229915 · 10% owner

PHILLIPS D MARTIN · CIK 0001142791 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners, LLC · CIK 0001664141 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 72,847,294

F1 · kind: Distribution of the common stock of Eclipse Resources Corporation (the "Issuer") by Eclipse Resources Holdings, L.P. ("Eclipse Holdings") to its limited partners in connection with the dissolution of Eclipse Holdings.

F2 · balance_after: The reporting person disclaims beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F5 · ownership.nature: These securities are directly held by EnCap Energy Capital Fund IX, L.P. ("EnCap Fund IX"). EnCap Partners is the managing member of EnCap Holdings, which is the sole member of EnCap Investments GP, the general partner of EnCap Investments, which is the general partner of EnCap Equity Fund IX GP, L.P. ("EnCap Fund IX GP"), the sole general partner of EnCap Fund IX. Therefore, EnCap Partners, EnCap Holdings, EnCap Investments GP, EnCap Investments and EnCap Fund IX GP may be deemed to beneficially own these securities.

SEC source: 0000899243-16-029778 · doc4.xml · nonDerivative · entry 2

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

ZORICH ROBERT L · CIK 0001229915 · 10% owner

PHILLIPS D MARTIN · CIK 0001142791 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners, LLC · CIK 0001664141 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 40,420,114

F1 · kind: Distribution of the common stock of Eclipse Resources Corporation (the "Issuer") by Eclipse Resources Holdings, L.P. ("Eclipse Holdings") to its limited partners in connection with the dissolution of Eclipse Holdings.

F2 · balance_after: The reporting person disclaims beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F4 · ownership.nature: These securities are directly held by EnCap Energy Capital Fund VIII Co-Investors, L.P. ("EnCap Fund VIII Co-Invest"). EnCap Partners is the managing member of EnCap Holdings, which is the sole member of EnCap Investments GP, the general partner of EnCap Investments, which is the general partner of EnCap Fund VIII GP, the sole general partner of EnCap Fund VIII Co-Invest. Therefore, EnCap Partners, EnCap Holdings, EnCap Investments GP, EnCap Investments and EnCap Fund VIII GP may be deemed to beneficially own these securities.

SEC source: 0000899243-16-029778 · doc4.xml · nonDerivative · entry 1

EnCap Energy Capital Fund VIII, L.P. · CIK 0001504103 · 10% owner

ZORICH ROBERT L · CIK 0001229915 · 10% owner

PHILLIPS D MARTIN · CIK 0001142791 · 10% owner

EnCap Energy Capital Fund VIII Co-Investors, L.P. · CIK 0001537403 · 10% owner

EnCap Energy Capital Fund IX, L.P. · CIK 0001565683 · 10% owner

EnCap Partners, LLC · CIK 0001664141 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,687,619

F1 · kind: Distribution of the common stock of Eclipse Resources Corporation (the "Issuer") by Eclipse Resources Holdings, L.P. ("Eclipse Holdings") to its limited partners in connection with the dissolution of Eclipse Holdings.

F2 · balance_after: The reporting person disclaims beneficial ownership of the reported securities except to the extent of such reporting person's pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the reported securities for purposes of Section 16 or for any other purpose.

F3 · ownership.direct: These securities are directly held by EnCap Energy Capital Fund VIII, L.P. ("EnCap Fund VIII"). EnCap Partners, LLC ("EnCap Partners") is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("EnCap Investments GP"), the general partner of EnCap Investments L.P. ("EnCap Investments"), which is the general partner of EnCap Equity Fund VIII GP, L.P. ("EnCap Fund VIII GP"), the sole general partner of EnCap Fund VIII. Therefore, EnCap Partners, EnCap Holdings, EnCap Investments GP, EnCap Investments and EnCap Fund VIII GP may be deemed to beneficially own these securities.