Lou Michael H

SEC source: 0001494083-26-000014 · wk-form4_1784927423.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,699

F1 · kind: The sale reported in this Form 4 was effected pursuant to a rule 10b5-1 trading plan adopted by the Reporting Person on March 16, 2026.

SEC source: 0001494083-26-000011 · wk-form4_1773697963.xml · nonDerivative · entry 2

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,699

F2 · price: Full information regarding the number of shares sold at each separate price will be provided upon request by the Commission staff, Chord Energy Corporation, or a Chord Energy Corporation shareholder.

F3 · price: Represents a weighted average price of open market same day sales. Sales of shares took place in multiple transactions at actual prices ranging from $126.28 to $126.30 per share, inclusive.

SEC source: 0001494083-26-000011 · wk-form4_1773697963.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,196

F1 · price: Represents a weighted average price of open market same day sales. Sales of shares took place in multiple transactions at actual prices ranging from $125.16 to $125.97 per share, inclusive.

F2 · price: Full information regarding the number of shares sold at each separate price will be provided upon request by the Commission staff, Chord Energy Corporation, or a Chord Energy Corporation shareholder.

SEC source: 0001494083-26-000008 · wk-form4_1771897406.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,699

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common Stock on February 19, 2026.

SEC source: 0001494083-26-000005 · wk-form4_1769479089.xml · derivative · entry 4

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,724

Underlying: Common Stock · 2,963 shares

Expires not disclosed

F4 · derivative.exercise_price: The Reporting Person was granted 2,963 target Market Stock Units ("Target MSUs") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Market Stock Unit represents a contingent right to receive a number of shares of Common Stock equal to the Target MSUs multiplied by a factor reflecting the cumulative TSR over a three-year period beginning January 1, 2026, which factor is based on the Company's ending stock price plus cumulative dividends paid for such period divided by the Company's beginning stock price for such period. The number of Market Stock Units earned by Reporting person shall not exceed 200% of the Target MSUs.

F4 · price: The Reporting Person was granted 2,963 target Market Stock Units ("Target MSUs") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Market Stock Unit represents a contingent right to receive a number of shares of Common Stock equal to the Target MSUs multiplied by a factor reflecting the cumulative TSR over a three-year period beginning January 1, 2026, which factor is based on the Company's ending stock price plus cumulative dividends paid for such period divided by the Company's beginning stock price for such period. The number of Market Stock Units earned by Reporting person shall not exceed 200% of the Target MSUs.

F4 · derivative.exercise_date: The Reporting Person was granted 2,963 target Market Stock Units ("Target MSUs") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Market Stock Unit represents a contingent right to receive a number of shares of Common Stock equal to the Target MSUs multiplied by a factor reflecting the cumulative TSR over a three-year period beginning January 1, 2026, which factor is based on the Company's ending stock price plus cumulative dividends paid for such period divided by the Company's beginning stock price for such period. The number of Market Stock Units earned by Reporting person shall not exceed 200% of the Target MSUs.

F4 · derivative.expiration_date: The Reporting Person was granted 2,963 target Market Stock Units ("Target MSUs") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Market Stock Unit represents a contingent right to receive a number of shares of Common Stock equal to the Target MSUs multiplied by a factor reflecting the cumulative TSR over a three-year period beginning January 1, 2026, which factor is based on the Company's ending stock price plus cumulative dividends paid for such period divided by the Company's beginning stock price for such period. The number of Market Stock Units earned by Reporting person shall not exceed 200% of the Target MSUs.

SEC source: 0001494083-26-000005 · wk-form4_1769479089.xml · derivative · entry 3

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,761

Underlying: Common Stock · 3,704 shares

Expires not disclosed

F3 · derivative.exercise_price: The Reporting Person was granted 3,704 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 200% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2026. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F3 · price: The Reporting Person was granted 3,704 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 200% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2026. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F3 · derivative.exercise_date: The Reporting Person was granted 3,704 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 200% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2026. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F3 · derivative.expiration_date: The Reporting Person was granted 3,704 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 200% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2026. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

SEC source: 0001494083-26-000005 · wk-form4_1769479089.xml · nonDerivative · entry 2

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,378

F2 · price: The Reporting Person was granted 11,852 Restricted Stock Units by the Issuer as part of his ordinary course annual compensation package pursuant to the Issuer's LTIP. Each Restricted Stock Unit represents a contingent right to receive one share Common Stock.

SEC source: 0001494083-26-000005 · wk-form4_1769479089.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,526

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on January 21, 2026.

SEC source: 0001494083-26-000003 · wk-form4_1767651219.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,616

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on December 31, 2025.

SEC source: 0001628280-25-007456 · wk-form4_1740436145.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,166

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on February 19, 2025.

SEC source: 0001628280-25-002534 · wk-form4_1737761526.xml · derivative · entry 2

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,057

Underlying: Common Stock · 3,117 shares

Expires not disclosed

F2 · derivative.exercise_price: The Reporting Person was granted 3,117 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2025. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F2 · price: The Reporting Person was granted 3,117 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2025. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F2 · derivative.exercise_date: The Reporting Person was granted 3,117 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2025. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F2 · derivative.expiration_date: The Reporting Person was granted 3,117 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2025. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

SEC source: 0001628280-25-002534 · wk-form4_1737761526.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,845

F1 · price: The Reporting Person was granted 8,312 Restricted Stock Units by the Issuer as part of his ordinary course annual compensation package pursuant to the Issuer's Long Term Incentive Plan ("LTIP"). Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, par value $0.01 per share ("Common Stock").

SEC source: 0001628280-25-002265 · wk-form4_1737594420.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,533

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on January 17, 2025.

SEC source: 0001628280-25-001754 · wk-form4_1737066685.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,429

F1 · shares: In connection with the vesting and settlement of performance share units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on January 14, 2025.

SEC source: 0001628280-25-000400 · wk-form4_1735947344.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 122,443

F1 · shares: In connection with the vesting and settlement of performance share units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on December 30, 2024.

SEC source: 0001628280-24-039744 · wk-form4_1725659569.xml · derivative · entry 1

Lou Michael H · CIK 0001494083 · EVP, CSO, and CCO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 557 shares

Expires 2024-11-19

F1 · kind: The reporting person transferred these warrants as a gift to a donor advised fund.

F2 · derivative.underlying: Represents warrants to purchase shares of the Issuer's common stock that were originally issued in connection with the Joint Prepackaged Chapter 11 Plan of Reorganization of Oasis (the Issuer's predecessor) and its Debtor Affiliates (as amended, modified or supplemented from time to time, the "Plan"), on November 19, 2020 (the effective date of the Plan). Each Warrant is exercisable for one share of the Issuer's common stock from the date of issuance until 5:00 p.m., New York time, on the expiration date. The receipt of warrants was involuntary, without additional consideration and in accordance with the Plan approved by the U.S. Bankruptcy Court for the Southern District of Texas.

SEC source: 0001628280-24-006468 · wk-form4_1708646138.xml · derivative · entry 2

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,881

Underlying: Common Stock · Not disclosed shares

Expires not disclosed

F2 · derivative.exercise_price: The Reporting Person was granted 3,881 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the 2020 LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2024. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F2 · derivative.exercise_date: The Reporting Person was granted 3,881 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the 2020 LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2024. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F2 · derivative.expiration_date: The Reporting Person was granted 3,881 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the 2020 LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2024. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

F2 · derivative.underlying_shares: The Reporting Person was granted 3,881 target Performance Share Units ("Target Performance Units") by the Issuer as part of his ordinary course annual compensation package pursuant to the 2020 LTIP. Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of Target Performance Units ("Earned Performance Units"), depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning January 1, 2024. However, if the number of Earned Performance Units exceeds the number of Target Performance Units, then such excess will be settled in cash rather than Common Stock.

SEC source: 0001628280-24-006468 · wk-form4_1708646138.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 133,383

F1 · security: The Reporting Person was granted 5,174 Restricted Stock Units by the Issuer as part of his ordinary course annual compensation package pursuant to the Issuer's 2020 Long Term Incentive Plan (the "2020 LTIP"). Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, par value $0.01 per share ("Common Stock").

F1 · price: The Reporting Person was granted 5,174 Restricted Stock Units by the Issuer as part of his ordinary course annual compensation package pursuant to the Issuer's 2020 Long Term Incentive Plan (the "2020 LTIP"). Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, par value $0.01 per share ("Common Stock").

SEC source: 0001628280-24-005435 · wk-form4_1708136481.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 128,209

F1 · kind: The sale reported in this Form 4 was effected pursuant to a rule 10b5-1 trading plan adopted by the Reporting Person on September 14, 2023.

SEC source: 0001628280-24-003096 · wk-form4_1706912595.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 131,209

F1 · kind: The sale reported in this Form 4 was effected pursuant to a rule 10b5-1 trading plan adopted by the Reporting Person on September 14, 2023.

SEC source: 0001628280-24-001889 · wk-form4_1705965902.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,209

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on January 18, 2024.

SEC source: 0001628280-24-001517 · wk-form4_1705527611.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 137,730

F1 · shares: In connection with the vesting and settlement of performance share units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on January 12, 2024.

SEC source: 0001628280-24-000489 · wk-form4_1704409269.xml · nonDerivative · entry 2

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 170,835

F2 · kind: The sale reported in this Form 4 was effected pursuant to a rule 10b5-1 trading plan adopted by the Reporting Person on September 14, 2023.

SEC source: 0001628280-24-000489 · wk-form4_1704409269.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 176,835

F1 · shares: In connection with the vesting and settlement of performance share units through the issuance of Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common stock on January 2, 2024.

SEC source: 0001209191-23-045219 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,235

F1 · price: Represents weighted average price of open market same day sales. Sales of shares took place at actual prices ranging from $161.11 to $161.38 per share.

F2 · price: Full information regarding the number of shares sold at each separate price will be provided upon request by the Commission staff, Chord Energy Corporation, or a Chord Energy Corporation shareholder.

SEC source: 0001209191-23-004330 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,867

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of the Issuer's common stock, par value $0.01 per share ("Common Stock"), the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common Stock on January 18, 2023.

SEC source: 0001209191-23-001483 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 197,286

F1 · security: Represents a grant of Restricted Stock Units to the Reporting Person by the Issuer. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, par value $0.01 per share.

F1 · price: Represents a grant of Restricted Stock Units to the Reporting Person by the Issuer. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, par value $0.01 per share.

SEC source: 0000899243-22-025577 · doc4.xml · derivative · entry 4

Lou Michael H · CIK 0001494083 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 21,864 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.

F3 · derivative.exercise_price: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a total shareholder return performance goal over a four-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4), or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period.

F3 · price: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a total shareholder return performance goal over a four-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4), or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period.

F3 · derivative.exercise_date: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a total shareholder return performance goal over a four-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4), or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period.

F3 · derivative.expiration_date: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a total shareholder return performance goal over a four-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4), or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period.

SEC source: 0000899243-22-025577 · doc4.xml · derivative · entry 3

Lou Michael H · CIK 0001494083 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,864

Underlying: Common Stock · 21,864 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: As a result of the merger (the "Merger") between Oasis Petroleum Inc. ("Oasis") and Whiting Petroleum Corporation ("Whiting") contemplated by that certain Agreement and Plan of Merger, dated as of March 7, 2022, by and among Oasis, Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis, New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting (the "Merger Agreement"), the performance period associated with the Performance Share Units granted to the Reporting Person under Oasis 2020 Long Term Incentive Plan (the "Plan") that were originally subject to a total shareholder return performance goal over a three-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4),

F2 · derivative.exercise_price: (Continued from Footnote 1) or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

F1 · price: As a result of the merger (the "Merger") between Oasis Petroleum Inc. ("Oasis") and Whiting Petroleum Corporation ("Whiting") contemplated by that certain Agreement and Plan of Merger, dated as of March 7, 2022, by and among Oasis, Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis, New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting (the "Merger Agreement"), the performance period associated with the Performance Share Units granted to the Reporting Person under Oasis 2020 Long Term Incentive Plan (the "Plan") that were originally subject to a total shareholder return performance goal over a three-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4),

F2 · price: (Continued from Footnote 1) or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

F1 · derivative.exercise_date: As a result of the merger (the "Merger") between Oasis Petroleum Inc. ("Oasis") and Whiting Petroleum Corporation ("Whiting") contemplated by that certain Agreement and Plan of Merger, dated as of March 7, 2022, by and among Oasis, Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis, New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting (the "Merger Agreement"), the performance period associated with the Performance Share Units granted to the Reporting Person under Oasis 2020 Long Term Incentive Plan (the "Plan") that were originally subject to a total shareholder return performance goal over a three-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4),

F2 · derivative.exercise_date: (Continued from Footnote 1) or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

F1 · derivative.expiration_date: As a result of the merger (the "Merger") between Oasis Petroleum Inc. ("Oasis") and Whiting Petroleum Corporation ("Whiting") contemplated by that certain Agreement and Plan of Merger, dated as of March 7, 2022, by and among Oasis, Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis, New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting (the "Merger Agreement"), the performance period associated with the Performance Share Units granted to the Reporting Person under Oasis 2020 Long Term Incentive Plan (the "Plan") that were originally subject to a total shareholder return performance goal over a three-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4),

F2 · derivative.expiration_date: (Continued from Footnote 1) or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

SEC source: 0000899243-22-025577 · doc4.xml · nonDerivative · entry 2

Lou Michael H · CIK 0001494083 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,613

F5 · kind: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a relative total shareholder return performance goal based on the Issuer's performance as compared to a predefined peer group or the Russell 2000 constituent companies, as applicable, over a three- or four-year measurement period, as applicable, ended and the Reporting Person earned a total of 37,562 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. The amount reported in this row includes the 37,562 Performance Share Units described in this Note 5, as well as the additional 43,728 Performance Share Units described in Note 1 and the additional 43,728 Performance Share Units described in Note 3.

F5 · price: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a relative total shareholder return performance goal based on the Issuer's performance as compared to a predefined peer group or the Russell 2000 constituent companies, as applicable, over a three- or four-year measurement period, as applicable, ended and the Reporting Person earned a total of 37,562 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. The amount reported in this row includes the 37,562 Performance Share Units described in this Note 5, as well as the additional 43,728 Performance Share Units described in Note 1 and the additional 43,728 Performance Share Units described in Note 3.

SEC source: 0000899243-22-025577 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,595

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: As a result of the merger (the "Merger") between Oasis Petroleum Inc. ("Oasis") and Whiting Petroleum Corporation ("Whiting") contemplated by that certain Agreement and Plan of Merger, dated as of March 7, 2022, by and among Oasis, Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis, New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting (the "Merger Agreement"), the performance period associated with the Performance Share Units granted to the Reporting Person under Oasis 2020 Long Term Incentive Plan (the "Plan") that were originally subject to a total shareholder return performance goal over a three-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4),

F2 · kind: (Continued from Footnote 1) or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

F3 · kind: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a total shareholder return performance goal over a four-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4), or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period.

F1 · price: As a result of the merger (the "Merger") between Oasis Petroleum Inc. ("Oasis") and Whiting Petroleum Corporation ("Whiting") contemplated by that certain Agreement and Plan of Merger, dated as of March 7, 2022, by and among Oasis, Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis, New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting (the "Merger Agreement"), the performance period associated with the Performance Share Units granted to the Reporting Person under Oasis 2020 Long Term Incentive Plan (the "Plan") that were originally subject to a total shareholder return performance goal over a three-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4),

F2 · price: (Continued from Footnote 1) or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

F3 · price: As a result of the Merger, the performance period associated with the Performance Share Units granted to the Reporting Person under the Plan that were originally subject to a total shareholder return performance goal over a four-year measurement period ended and the Reporting Person earned 65,592 Performance Share Units (which represent 300% of the target number of Performance Share Units (21,864) originally reported by the Reporting Person on a prior Form 4), or an additional 43,728 Performance Share Units, which earned Performance Share Units shall remain subject to time-based vesting through the end of the original measurement period.

F4 · balance_after: Includes 24,867 shares of the Issuer's common stock, par value $0.01 per share, subject to a previously granted restricted stock unit award, which remain subject to the same time-based vesting schedule.

SEC source: 0000899243-22-004722 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · price: On February 1, 2022, pursuant to that certain Agreement and Plan of Merger, dated as of October 25, 2021 (the "Merger Agreement"), by and among Oasis Midstream Partners LP ("OMP"), OMP GP LLC, Crestwood Equity Partners LP ("Crestwood"), Project Phantom Merger Sub LLC, Project Falcon Merger Sub LLC and Crestwood Equity GP LLC, (i) each common unit representing limited partner interests in OMP (other than the Sponsor Units (as defined in the Merger Agreement)) issued and outstanding immediately prior to the Effective Time (as defined in the Merger Agreement) was converted into the right to receive 0.8700 common units representing limited partner interests in Crestwood ("Crestwood Common Units"). On January 31, 2022 (the last trading day prior to the Effective Time), the closing price of the Crestwood Common Units was $27.48.

SEC source: 0001209191-22-004229 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,867

F1 · shares: In connection with the vesting and settlement of restricted stock units through the issuance of the Issuer's common stock, par value $0.01 per share ("Common Stock") pursuant to the Issuer's 2020 Long Term Incentive Plan, the Issuer withheld Common Stock that would otherwise have been issued to the Reporting Person to satisfy his tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common Stock on January 18, 2022.

F2 · balance_after: Includes 20,724 shares of Common Stock subject to a previously granted restricted stock unit award that remains subject to vesting.

SEC source: 0001209191-21-024239 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,712

F1 · shares: On March 22, 2021, the Issuer entered into a Contribution and Simplification Agreement (the "Contribution and Simplification Agreement"), by and among the Issuer, OMP GP, LLC (the "General Partner"), and certain other parties thereto. Upon the consummation of the transactions contemplated by the Contribution and Simplification Agreement, which occurred on March 30, 2021 (the "Effective Date"), certain Class B Units representing membership interests in the General Partner that were previously issued to the Reporting Person by the General Partner were converted into and exchanged for restricted common units representing limited partner interests in the Partnership (the "Subject Units"). The Subject Units are subject to the following vesting schedule: (i) 34% of the Subject Units vested on the Effective Date, (ii) 33% of the Subject Units will vest on the first anniversary of the Effective Date and (iii) 33% of the Subject Units will vest on the second anniversary of the Effective Date.

SEC source: 0001209191-21-022184 · doc4.xml · derivative · entry 1

Lou Michael H · CIK 0001494083 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,240

Underlying: Common units representing limited partnership interests · 4,240 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: Each Phantom Unit is the economic equivalent of one common unit representing a limited partner interest of Oasis Midstream Partners LP (the "Partnership").

F2 · derivative.exercise_date: An award of 12,720 cash-settled Phantom Units was granted to the reporting person on January 17, 2019. The Phantom Units generally vest in three equal installments on the first business day following the date on which the Partnership makes a distribution for the quarters ending on each of December 31, 2019, 2020, and 2021 subject to continued employment through each such vesting date. The second installment of Phantom Units vested on March 19, 2021.

F2 · derivative.expiration_date: An award of 12,720 cash-settled Phantom Units was granted to the reporting person on January 17, 2019. The Phantom Units generally vest in three equal installments on the first business day following the date on which the Partnership makes a distribution for the quarters ending on each of December 31, 2019, 2020, and 2021 subject to continued employment through each such vesting date. The second installment of Phantom Units vested on March 19, 2021.

SEC source: 0001209191-21-004559 · doc4.xml · derivative · entry 3

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,728

Underlying: Common Stock · Not disclosed shares

Expires not disclosed

F3 · derivative.exercise_price: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's TSR over a four-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase by at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least 25% increase is not achieved on the measurement dates in the last 12 months of the four-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

F3 · derivative.exercise_date: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's TSR over a four-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase by at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least 25% increase is not achieved on the measurement dates in the last 12 months of the four-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

F3 · derivative.expiration_date: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's TSR over a four-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase by at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least 25% increase is not achieved on the measurement dates in the last 12 months of the four-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

F3 · derivative.underlying_shares: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's TSR over a four-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase by at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least 25% increase is not achieved on the measurement dates in the last 12 months of the four-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

SEC source: 0001209191-21-004559 · doc4.xml · derivative · entry 2

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,864

Underlying: Common Stock · Not disclosed shares

Expires not disclosed

F2 · derivative.exercise_price: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least a 25% increase is not achieved on the measurement dates in the last 12 months of the three-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

F2 · derivative.exercise_date: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least a 25% increase is not achieved on the measurement dates in the last 12 months of the three-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

F2 · derivative.expiration_date: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least a 25% increase is not achieved on the measurement dates in the last 12 months of the three-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

F2 · derivative.underlying_shares: Each Performance Share Unit represents a contingent right to receive a number of shares of Common Stock, ranging from zero to 300% of the target number of shares of Common Stock shown in Table II, depending on the Company's total shareholder return ("TSR") over a three-year measurement period beginning on January 15, 2021. For example, at the measurement dates in the last 12 months of the measurement period, TSR must increase at least (i) 145% to achieve the maximum 300% of target, (ii) 85% to achieve 200% of target, (iii) 25% to achieve 100% of target. However, if at least a 25% increase is not achieved on the measurement dates in the last 12 months of the three-year measurement period, no shares of Common Stock are earned. These Performance Share Units were granted as compensation under the 2020 LTIP.

SEC source: 0001209191-21-004559 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,632

F1 · security: The Reporting Person was granted 27,632 Restricted Stock Units by the Issuer as compensation pursuant to the Issuer's 2020 Long Term Incentive Plan (the "2020 LTIP"). Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, par value $0.01 per share ("Common Stock").

F1 · price: The Reporting Person was granted 27,632 Restricted Stock Units by the Issuer as compensation pursuant to the Issuer's 2020 Long Term Incentive Plan (the "2020 LTIP"). Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, par value $0.01 per share ("Common Stock").

SEC source: 0001209191-20-059849 · doc4.xml · derivative · entry 6

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 558

Underlying: Common Stock · 558 shares

Expires 2024-11-19

F3 · kind: On September 30, 2020, Oasis Petroleum Inc. ("Oasis") and certain of its affiliates (together with Oasis, the "Company") commenced voluntary cases under Chapter 11 of the U.S. Bankruptcy Code ("Chapter 11") in the U.S. Bankruptcy Court for the Southern District of Texas (the "Bankruptcy Court"). On November 10, 2020 the Bankruptcy Court entered an order confirming the Joint Prepackaged Chapter 11 Plan of Reorganization of Oasis and its Debtor Affiliates (as amended, modified or supplemented from time to time, the "Plan"). On November 19, 2020 (the "Effective Date"), the Plan became effective in accordance with its terms and the Company emerged from Chapter 11.

F5 · kind: On the Effective Date, pursuant to and under the Plan, the Reporting Person received warrants (the "Warrants") to purchase shares of outstanding common stock, par value $0.01 per share, of Oasis (the "New Common Stock"), in exchange for all of the Reporting Person's outstanding shares of Oasis Common Stock, which were cancelled and extinguished in accordance with the Plan. Each Warrant is exercisable for one share of New Common Stock from the date of issuance until 5:00 p.m., New York time, on the expiration date. The receipt of Warrants was involuntary, without additional consideration and in accordance with the Plan approved by the Bankruptcy Court.

F5 · price: On the Effective Date, pursuant to and under the Plan, the Reporting Person received warrants (the "Warrants") to purchase shares of outstanding common stock, par value $0.01 per share, of Oasis (the "New Common Stock"), in exchange for all of the Reporting Person's outstanding shares of Oasis Common Stock, which were cancelled and extinguished in accordance with the Plan. Each Warrant is exercisable for one share of New Common Stock from the date of issuance until 5:00 p.m., New York time, on the expiration date. The receipt of Warrants was involuntary, without additional consideration and in accordance with the Plan approved by the Bankruptcy Court.

SEC source: 0001209191-20-059849 · doc4.xml · nonDerivative · entry 5

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F3 · shares: On September 30, 2020, Oasis Petroleum Inc. ("Oasis") and certain of its affiliates (together with Oasis, the "Company") commenced voluntary cases under Chapter 11 of the U.S. Bankruptcy Code ("Chapter 11") in the U.S. Bankruptcy Court for the Southern District of Texas (the "Bankruptcy Court"). On November 10, 2020 the Bankruptcy Court entered an order confirming the Joint Prepackaged Chapter 11 Plan of Reorganization of Oasis and its Debtor Affiliates (as amended, modified or supplemented from time to time, the "Plan"). On November 19, 2020 (the "Effective Date"), the Plan became effective in accordance with its terms and the Company emerged from Chapter 11.

F4 · shares: On the Effective Date, all outstanding shares of Oasis common stock were cancelled and extinguished in accordance with the Plan approved by the Bankruptcy Court.

SEC source: 0001209191-20-059849 · doc4.xml · nonDerivative · entry 4

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 110,207

SEC source: 0001209191-20-059849 · doc4.xml · nonDerivative · entry 3

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,643

F2 · shares: Represents shares issuable to the reporting person in settlement of a grant of performance share units made on January 24, 2018. On November 18, 2020, these shares were determined to have been earned, and they vested on such date in connection with a change of control that occurred in connection with Oasis Petroleum Inc.'s voluntary cases under Chapter 11 of the U.S. Bankruptcy Code.

SEC source: 0001209191-20-059849 · doc4.xml · nonDerivative · entry 2

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,829

SEC source: 0001209191-20-059849 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,485

F1 · shares: Represents shares issuable to the reporting person in settlement of a grant of performance share units made on January 12, 2017. On November 18, 2020, these shares were determined to have been earned, and they vested on such date in connection with a change of control that occurred in connection with Oasis Petroleum Inc.'s voluntary cases under Chapter 11 of the U.S. Bankruptcy Code.

SEC source: 0001209191-20-058581 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,278

F1 · shares: Represents shares withheld to satisfy tax withholding obligations in connection with the acceleration following the Confirmation Date of certain restricted stock awards in connection with the change in control event that will occur on the effective date of the Plan (as defined below).

F2 · shares: On September 30, 2020, Oasis Petroleum Inc. ("Oasis") and certain of its affiliates commenced voluntary cases under Chapter 11 of the U.S. Bankruptcy Code in the U.S. Bankruptcy Court for the Southern District of Texas (the "Bankruptcy Court"). On November 10, 2020 (the "Confirmation Date") the Bankruptcy Court entered an order confirming the Joint Prepackaged Chapter 11 Plan of Reorganization of Oasis and its Debtor Affiliates (as amended, modified or supplemented from time to time, the "Plan").

F3 · balance_after: On the effective date of the Plan, these shares of Oasis common stock will be canceled and extinguished in accordance with the Plan, and the Reporting Person will receive warrants to purchase shares of outstanding common stock, par value $0.01 per share, of Oasis, pursuant to and under the Plan.

SEC source: 0001209191-20-053414 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 163,693

F1 · price: Represents weighted average price of open market same day sales. Sales of shares took place at actual prices ranging from $0.21 to $0.24 per share.

F2 · price: Full information regarding the number of shares sold at each separate price will be provided upon request by the Commission staff, Oasis Petroleum Inc. or an Oasis Petroleum Inc. shareholder.

SEC source: 0001209191-20-036403 · doc4.xml · derivative · entry 1

Lou Michael H · CIK 0001494083 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,480

Underlying: Common units representing limited partnership interests · 6,460 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Phantom Unit is the economic equivalent of one common unit representing a limited partner interest of Oasis Midstream Partners LP (the "Partnership").

F2 · derivative.exercise_date: The reported transaction involved the Reporting Person's voluntary forfeiture of 6,460 phantom units in connection with the new Oasis Petroleum Inc. executive compensation program.

F2 · derivative.expiration_date: The reported transaction involved the Reporting Person's voluntary forfeiture of 6,460 phantom units in connection with the new Oasis Petroleum Inc. executive compensation program.

SEC source: 0001209191-20-036380 · doc4.xml · nonDerivative · entry 1

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 546,804

F1 · price: The reported transaction involved the Reporting Person's voluntary forfeiture of 87,270 shares of unvested restricted stock in connection with the issuer adopting a new executive compensation program.

SEC source: 0001209191-20-017089 · doc4.xml · nonDerivative · entry 4

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 634,074

SEC source: 0001209191-20-017089 · doc4.xml · nonDerivative · entry 3

Lou Michael H · CIK 0001494083 · Executive VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 668,504

F3 · acquired: Represents shares issuable to the reporting person in settlement of a grant of performance share units made on January 24, 2018. On March 4, 2020, these shares were determined to have been earned, and they vested on such date.