MSD Energy Investments, L.P.

SEC source: 0000899243-22-039222 · doc4.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F2 · ownership.nature: [Continuation] Michael S. Dell is the controlling member of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Gregg R. Lemkau and Marc R. Lisker is a manager of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Messrs. Dell, Lemkau, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

SEC source: 0000899243-22-039222 · doc4.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 55,364

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F2 · ownership.nature: [Continuation] Michael S. Dell is the controlling member of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Gregg R. Lemkau and Marc R. Lisker is a manager of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Messrs. Dell, Lemkau, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

SEC source: 0000899243-22-039222 · doc4.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 57,177

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F2 · ownership.nature: [Continuation] Michael S. Dell is the controlling member of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Gregg R. Lemkau and Marc R. Lisker is a manager of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Messrs. Dell, Lemkau, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

SEC source: 0000899243-22-039177 · doc4.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 60,089

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F2 · ownership.nature: [Continuation] Michael S. Dell is the controlling member of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Gregg R. Lemkau and Marc R. Lisker is a manager of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Messrs. Dell, Lemkau, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

SEC source: 0000899243-22-038613 · doc4.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 75,149

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F2 · ownership.nature: [Continuation] Michael S. Dell is the controlling member of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Gregg R. Lemkau and Marc R. Lisker is a manager of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Messrs. Dell, Lemkau, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

SEC source: 0000899243-22-038613 · doc4.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 75,725

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F2 · ownership.nature: [Continuation] Michael S. Dell is the controlling member of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Gregg R. Lemkau and Marc R. Lisker is a manager of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Messrs. Dell, Lemkau, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

SEC source: 0001123292-21-000576 · edgar.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 122,333

F3 · price: This transaction was executed in multiple trades at prices ranging from $3.30 to $3.60. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Commission staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F4 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities. This statement is jointly filed by and on behalf of each of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the Issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [cont.]

F5 · ownership.nature: Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F6 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 139d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000576 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 131,933

F2 · price: This transaction was executed in multiple trades at prices ranging from $3.60 to $4.04. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Commission staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F4 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities. This statement is jointly filed by and on behalf of each of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the Issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [cont.]

F5 · ownership.nature: Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F6 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 139d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000576 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 144,242

F1 · price: This transaction was executed in multiple trades at prices ranging from $3.60 to $3.75. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Securities and Exchange Commission (the "Commission") staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F4 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities. This statement is jointly filed by and on behalf of each of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the Issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [cont.]

F5 · ownership.nature: Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F6 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 139d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000503 · edgar.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 145,255

F3 · price: This transaction was executed in multiple trades at prices ranging from $4.50 to $4.535. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Commission staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F4 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F5 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F6 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000503 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 149,189

F2 · price: This transaction was executed in multiple trades at prices ranging from $4.66 to $5.05. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Commission staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F4 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F5 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F6 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000503 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 150,250

F1 · price: This transaction was executed in multiple trades at prices ranging from $4.95 to $5.04. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Securities and Exchange Commission (the "Commission") staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F4 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd]

F5 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F6 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000421 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 152,831

F2 · price: This transaction was executed in multiple trades at prices ranging from $6.00 to $6.02. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Commission staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F3 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F4 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F5 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000421 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director · 10% owner

DELL MICHAEL S · CIK 0000908724 · 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: 155,231

F1 · price: This transaction was executed in multiple trades at prices ranging from $5.90 to $6.25. The price reported reflects the weighted average sales price. The reporting persons hereby undertake to provide to the Securities and Exchange Commission (the "Commission") staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of securities sold at each separate price.

F3 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F4 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F5 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000403 · edgar.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 161,676

F1 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000403 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 162,417

F1 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-21-000403 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director · 10% owner

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 165,315

F1 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001307 · edgar.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 171,543

F2 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to benefically own securities owned by MSD Capital. {Cont'd}

F3 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F4 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001307 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 178,218

F2 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to benefically own securities owned by MSD Capital. {Cont'd}

F3 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F4 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001307 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 186,004

F1 · balance_after: The total reported corrects a scrivener's error in the reporting persons' previous Form 4, which attributed an extra 1,025 shares to the reporting persons.

F2 · ownership.nature: This statement is jointly filed by and on behalf of each MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to benefically own securities owned by MSD Capital. {Cont'd}

F3 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F4 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001277 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 195,719

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001277 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 196,764

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001254 · edgar.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 197,273

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001254 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 198,298

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001254 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 199,807

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001236 · edgar.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 202,272

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001236 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 204,374

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001236 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 207,483

F1 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F2 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F3 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001233 · edgar.xml · nonDerivative · entry 3

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 211,924

F2 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F3 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F4 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001233 · edgar.xml · nonDerivative · entry 2

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 217,548

F2 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F3 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F4 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.

SEC source: 0001123292-20-001233 · edgar.xml · nonDerivative · entry 1

MSD CAPITAL L P · CIK 0001105497 · Director

MSD Energy Investments, L.P. · CIK 0001466872 · Director

DELL MICHAEL S · CIK 0000908724 · 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: 221,555

F1 · balance_after: On March 11, 2020, the issuer effected a 1-for-20 reverse stock split of its common stock, resulting in each share held by the reporting person to be reclassified as and converted into 1/20 of a share of common stock.

F2 · ownership.nature: This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. {Cont'd}

F3 · ownership.nature: [Continuations] Each of John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Phelan, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.

F4 · ownership.nature: Each reporting person and each of Messrs. Phelan and Lisker declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, a member of a group with respect to the issuer or securities of the issuer.