Regan Michael Scott

SEC source: 0001944558-25-000026 · wk-form4_1741297323.xml · nonDerivative · entry 1

Regan Michael Scott · CIK 0001828562 · General Counsel and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,760

F1 · shares: Represents unvested restricted stock units, each of which represents a contingent right to receive one share of common stock. The restricted stock units vest in equal installments on February 23, 2026, February 23, 2027, and February 23, 2028, subject to the Reporting Person's continued employment with the Registrant.

SEC source: 0001944558-24-000090 · wk-form4_1724165513.xml · nonDerivative · entry 1

Regan Michael Scott · CIK 0001828562 · General Counsel and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,000

F1 · shares: Represents unvested restricted stock units, each of which represents a contingent right to receive one share of common stock. The restricted stock units vest in equal installments on August 1, 2025, August 1, 2026 and August 1, 2027 subject to the Reporting Persons continued employment with the Registrant.

SEC source: 0001209191-23-002162 · doc4.xml · nonDerivative · entry 1

Regan Michael Scott · CIK 0001828562 · Executive VP, GC & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,250

F1 · kind: The Reporting Person ceased to serve as the Issuer's Executive Vice President, General Counsel & Secretary on December 30, 2022. In connection with the Reporting Person's departure, all outstanding equity awards held by the Reporting Person (which consist solely of common stock equivalents such as restricted stock units that were previously reported in Table I) accelerated in full. The number reported represents shares withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose in connection with the vesting and settlement of such equity awards.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 9

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.exercise_price: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · price: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · price: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · derivative.exercise_date: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.exercise_date: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · derivative.expiration_date: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.expiration_date: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 8

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,283 shares

Expires not disclosed

F4 · derivative.exercise_price: Pursuant to the terms of the Merger Agreement, each of the Reporting Person's outstanding warrants to purchase shares of Common Stock ("Warrants") was assumed by Oasis at the Company Merger Effective Time on nearly equivalent terms and conditions, (i) except that the number of shares of Oasis Common Stock subject to such Warrant was adjusted by the exchange ratio and (ii) the exercise price of such Warrant was reduced by the cash consideration and adjusted by the exchange ratio.

F4 · price: Pursuant to the terms of the Merger Agreement, each of the Reporting Person's outstanding warrants to purchase shares of Common Stock ("Warrants") was assumed by Oasis at the Company Merger Effective Time on nearly equivalent terms and conditions, (i) except that the number of shares of Oasis Common Stock subject to such Warrant was adjusted by the exchange ratio and (ii) the exercise price of such Warrant was reduced by the cash consideration and adjusted by the exchange ratio.

F4 · derivative.exercise_date: Pursuant to the terms of the Merger Agreement, each of the Reporting Person's outstanding warrants to purchase shares of Common Stock ("Warrants") was assumed by Oasis at the Company Merger Effective Time on nearly equivalent terms and conditions, (i) except that the number of shares of Oasis Common Stock subject to such Warrant was adjusted by the exchange ratio and (ii) the exercise price of such Warrant was reduced by the cash consideration and adjusted by the exchange ratio.

F4 · derivative.expiration_date: Pursuant to the terms of the Merger Agreement, each of the Reporting Person's outstanding warrants to purchase shares of Common Stock ("Warrants") was assumed by Oasis at the Company Merger Effective Time on nearly equivalent terms and conditions, (i) except that the number of shares of Oasis Common Stock subject to such Warrant was adjusted by the exchange ratio and (ii) the exercise price of such Warrant was reduced by the cash consideration and adjusted by the exchange ratio.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 7

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,127 shares

Expires not disclosed

F3 · derivative.exercise_price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.exercise_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.expiration_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 6

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,127 shares

Expires not disclosed

F3 · derivative.exercise_price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.exercise_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.expiration_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 5

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,836 shares

Expires not disclosed

F1 · derivative.exercise_price: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.exercise_price: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · price: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · price: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · derivative.exercise_date: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.exercise_date: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · derivative.expiration_date: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.expiration_date: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 4

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,195 shares

Expires not disclosed

F3 · derivative.exercise_price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.exercise_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.expiration_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 3

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,195 shares

Expires not disclosed

F3 · derivative.exercise_price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · price: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.exercise_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

F3 · derivative.expiration_date: Pursuant to the Merger Agreement, at the Company Merger Effective Time, the performance vesting conditions of each performance stock unit ("PSU") award of Whiting were deemed satisfied based on the greater of (1) the target number of PSUs and (2) achievement of the applicable performance criteria based on a truncated performance period ending immediately prior to the Company Merger Effective Time, with such number of PSUs assumed by Oasis and converted into a right to receive the Merger Consideration upon satisfaction of the original continued service vesting conditions applicable to such PSUs. Based on this performance criteria Whiting expects the PSUs (Absolute) to vest at 200%.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · derivative · entry 2

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,597 shares

Expires not disclosed

F1 · derivative.exercise_price: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.exercise_price: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · price: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · price: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · derivative.exercise_date: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.exercise_date: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · derivative.expiration_date: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · derivative.expiration_date: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

SEC source: 0001104659-22-077350 · tm2220219-3_4seq1.xml · nonDerivative · entry 1

Regan Michael Scott · CIK 0001828562 · Former VP, Legal, GC and Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · kind: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

F1 · price: This Form 4 reports securities disposed of in connection with the Agreement and Plan of Merger, dated March 7, 2022 (as it may be amended or supplemented from time to time, the "Merger Agreement"), by and among Oasis Petroleum Inc., a Delaware corporation ("Oasis"), Ohm Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Oasis ("Merger Sub"), New Ohm LLC, a Delaware limited liability company and a wholly owned subsidiary of Oasis, and Whiting Petroleum Corporation, a Delaware corporation ("Whiting"). Pursuant to the Merger Agreement, on July 1, 2022 (the "Company Merger Effective Time"), Merger Sub merged with and into Whiting (the "Company Merger"), with Whiting continuing its existence as the surviving corporation following the Company Merger as a direct, wholly owned subsidiary of Oasis.

F2 · price: Pursuant to the Merger Agreement, any outstanding unvested restricted stock unit ("RSUs") were assumed by Oasis and converted into the right to receive an RSU of Oasis exchangeable for shares of common stock, par value $0.01 per share ("Oasis Common Stock"), of Oasis. The Merger Agreement was filed by Whiting on March 7, 2022, as Exhibit 2.1 to its Current Report on Form 8-K.

SEC source: 0000899243-22-025568 · doc4.xml · nonDerivative · entry 1

Regan Michael Scott · CIK 0001828562 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,616

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"), each share of common stock of Whiting was converted into the right to receive 0.5774 shares of the Issuer's common stock, par value $0.01 per share ("Common Stock"), and $6.25 in cash, without interest (collectively, the "Merger Consideration"). Pursuant to the Merger Agreement, each outstanding award of Whiting restricted stock units held by the Reporting Person was converted into a time-based award with right to receive, upon vesting,

F2 · kind: (Continued from Footnote 1) the Merger Consideration (each, a "Converted RSU Award") while each outstanding award of Whiting performance stock units held by the Reporting Person was converted into a time-based award (based on the greater of the target number of performance stock units subject to such award or actual achievement of the performance criteria applicable to such award measured based on a truncated performance period ending immediately prior to the effective time of the Merger) with the right to receive, upon vesting, the Merger Consideration (each, a "Converted PSU Award"). As such, the number reported consists of unrestricted shares of Common Stock, shares subject to Converted RSU Awards and shares subject to Converted PSU Awards. 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"), each share of common stock of Whiting was converted into the right to receive 0.5774 shares of the Issuer's common stock, par value $0.01 per share ("Common Stock"), and $6.25 in cash, without interest (collectively, the "Merger Consideration"). Pursuant to the Merger Agreement, each outstanding award of Whiting restricted stock units held by the Reporting Person was converted into a time-based award with right to receive, upon vesting,

F2 · price: (Continued from Footnote 1) the Merger Consideration (each, a "Converted RSU Award") while each outstanding award of Whiting performance stock units held by the Reporting Person was converted into a time-based award (based on the greater of the target number of performance stock units subject to such award or actual achievement of the performance criteria applicable to such award measured based on a truncated performance period ending immediately prior to the effective time of the Merger) with the right to receive, upon vesting, the Merger Consideration (each, a "Converted PSU Award"). As such, the number reported consists of unrestricted shares of Common Stock, shares subject to Converted RSU Awards and shares subject to Converted PSU Awards. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

F1 · balance_after: 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"), each share of common stock of Whiting was converted into the right to receive 0.5774 shares of the Issuer's common stock, par value $0.01 per share ("Common Stock"), and $6.25 in cash, without interest (collectively, the "Merger Consideration"). Pursuant to the Merger Agreement, each outstanding award of Whiting restricted stock units held by the Reporting Person was converted into a time-based award with right to receive, upon vesting,

F2 · balance_after: (Continued from Footnote 1) the Merger Consideration (each, a "Converted RSU Award") while each outstanding award of Whiting performance stock units held by the Reporting Person was converted into a time-based award (based on the greater of the target number of performance stock units subject to such award or actual achievement of the performance criteria applicable to such award measured based on a truncated performance period ending immediately prior to the effective time of the Merger) with the right to receive, upon vesting, the Merger Consideration (each, a "Converted PSU Award"). As such, the number reported consists of unrestricted shares of Common Stock, shares subject to Converted RSU Awards and shares subject to Converted PSU Awards. Following the closing of the Merger, the Issuer changed its name to "Chord Energy Corporation."

SEC source: 0001104659-22-075903 · tm2220102d2_4seq1.xml · derivative · entry 1

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest on the first anniversary of the Grant Date subject to continued employment (subject to exceptions specified in the applicable award agreement) and shall automatically be forfeited in the event the merger with Oasis Petroleum Inc. does not close.

F1 · derivative.exercise_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest on the first anniversary of the Grant Date subject to continued employment (subject to exceptions specified in the applicable award agreement) and shall automatically be forfeited in the event the merger with Oasis Petroleum Inc. does not close.

F1 · derivative.expiration_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest on the first anniversary of the Grant Date subject to continued employment (subject to exceptions specified in the applicable award agreement) and shall automatically be forfeited in the event the merger with Oasis Petroleum Inc. does not close.

SEC source: 0001562180-22-004784 · primarydocument.xml · derivative · entry 6

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,127

Underlying: Common Stock · 13 shares

Expires not disclosed

F4 · derivative.exercise_price: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F4 · derivative.exercise_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F4 · derivative.expiration_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-004784 · primarydocument.xml · derivative · entry 5

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,127

Underlying: Common Stock · 13 shares

Expires not disclosed

F3 · derivative.exercise_price: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F3 · derivative.exercise_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F3 · derivative.expiration_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-004784 · primarydocument.xml · derivative · entry 4

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,836

Underlying: Common Stock · 18 shares

Expires not disclosed

F5 · derivative.exercise_price: Each restricted stock unit represents the right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F5 · derivative.exercise_date: Each restricted stock unit represents the right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F5 · derivative.expiration_date: Each restricted stock unit represents the right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

SEC source: 0001562180-22-004784 · primarydocument.xml · derivative · entry 3

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,195

Underlying: Common Stock · 27 shares

Expires not disclosed

F4 · derivative.exercise_price: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F4 · derivative.exercise_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F4 · derivative.expiration_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-004784 · primarydocument.xml · derivative · entry 2

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,195

Underlying: Common Stock · 27 shares

Expires not disclosed

F3 · derivative.exercise_price: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F3 · derivative.exercise_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F3 · derivative.expiration_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-004784 · primarydocument.xml · derivative · entry 1

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,597

Underlying: Common Stock · 36 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. The first tranche of the grant originally made on February 2, 2021 vested on February 2, 2022.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F1 · derivative.exercise_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. The first tranche of the grant originally made on February 2, 2021 vested on February 2, 2022.

F1 · derivative.expiration_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. The first tranche of the grant originally made on February 2, 2021 vested on February 2, 2022.

SEC source: 0001562180-22-002716 · primarydocument.xml · derivative · entry 6

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,114

Underlying: Common Stock · 16 shares

Expires not disclosed

F4 · derivative.exercise_price: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F4 · derivative.exercise_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F4 · derivative.expiration_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-002716 · primarydocument.xml · derivative · entry 5

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,114

Underlying: Common Stock · 16 shares

Expires not disclosed

F3 · derivative.exercise_price: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F3 · derivative.exercise_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F3 · derivative.expiration_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-002716 · primarydocument.xml · derivative · entry 4

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,818

Underlying: Common Stock · 21 shares

Expires not disclosed

F5 · derivative.exercise_price: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F5 · derivative.exercise_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F5 · derivative.expiration_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

SEC source: 0001562180-22-002716 · primarydocument.xml · derivative · entry 3

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,168

Underlying: Common Stock · 31 shares

Expires not disclosed

F4 · derivative.exercise_price: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F4 · derivative.exercise_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F4 · derivative.expiration_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-002716 · primarydocument.xml · derivative · entry 2

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,168

Underlying: Common Stock · 31 shares

Expires not disclosed

F3 · derivative.exercise_price: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F3 · derivative.exercise_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F3 · derivative.expiration_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-002716 · primarydocument.xml · derivative · entry 1

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,561

Underlying: Common Stock · 42 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. The first tranche of the grant originally made on February 2, 2021 vested on February 2, 2022.

F2 · shares: Represents an increase in the securities underlying the equity award as a result of a dividend paid on the Company's common stock which entitles this award to receive dividend equivalents subject to the terms of the underlying award.

F1 · derivative.exercise_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. The first tranche of the grant originally made on February 2, 2021 vested on February 2, 2022.

F1 · derivative.expiration_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. The first tranche of the grant originally made on February 2, 2021 vested on February 2, 2022.

SEC source: 0001562180-22-001145 · primarydocument.xml · derivative · entry 3

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,519

Underlying: Common Stock · 6,759 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 restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. This represents the vesting of the first tranche of the grant originally made on February 2, 2021.

F1 · derivative.exercise_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. This represents the vesting of the first tranche of the grant originally made on February 2, 2021.

F1 · derivative.expiration_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. This represents the vesting of the first tranche of the grant originally made on February 2, 2021.

SEC source: 0001562180-22-001145 · primarydocument.xml · nonDerivative · entry 2

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,326

SEC source: 0001562180-22-001145 · primarydocument.xml · nonDerivative · entry 1

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,332

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 · price: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment. This represents the vesting of the first tranche of the grant originally made on February 2, 2021.

SEC source: 0001562180-22-000958 · primarydocument.xml · derivative · entry 5

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,797

Underlying: Common Stock · 6,797 shares

Expires not disclosed

F4 · derivative.exercise_price: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F4 · derivative.exercise_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F4 · derivative.expiration_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

SEC source: 0001562180-22-000958 · primarydocument.xml · derivative · entry 4

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,098

Underlying: Common Stock · 5,098 shares

Expires not disclosed

F3 · derivative.exercise_price: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F3 · derivative.exercise_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F3 · derivative.expiration_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-000958 · primarydocument.xml · derivative · entry 3

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5.098

Underlying: Common Stock · 5,098 shares

Expires not disclosed

F2 · derivative.exercise_price: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · derivative.exercise_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · derivative.expiration_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-22-000958 · primarydocument.xml · nonDerivative · entry 2

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 573

SEC source: 0001562180-22-000958 · primarydocument.xml · nonDerivative · entry 1

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 918

F1 · shares: These shares are granted immediately, without restriction and issuable from the Whiting Petroleum Corporation 2020 Equity Incentive Plan. They are payable under the 2021 Short-Term Incentive Program as a portion of a one-time performance payment.

SEC source: 0001562180-21-000904 · primarydocument.xml · derivative · entry 4

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,278

Underlying: Common Stock · 20,278 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F3 · derivative.exercise_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

F3 · derivative.expiration_date: Each restricted stock unit represents a right to receive one share of the Company's common stock. The restricted stock units will vest in approximately three equal annual installments beginning on the first anniversary of the grant date subject to continued employment.

SEC source: 0001562180-21-000904 · primarydocument.xml · derivative · entry 3

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,137

Underlying: Common Stock · 10,137 shares

Expires not disclosed

F2 · derivative.exercise_price: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · derivative.exercise_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F2 · derivative.expiration_date: Each relative TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The relative TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

SEC source: 0001562180-21-000904 · primarydocument.xml · derivative · entry 2

Regan Michael Scott · CIK 0001828562 · VP, Legal, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,137

Underlying: Common Stock · 10,137 shares

Expires not disclosed

F1 · derivative.exercise_price: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F1 · derivative.exercise_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.

F1 · derivative.expiration_date: Each absolute TSR performance share unit represents a contingent right to receive 0-200% of that number in shares of Company common stock. The amount reported represents the "target" number. The absolute TSR performance share units will vest upon continued employment and achievement of specified metrics as described in the related grant agreement.