Rucker Matthew

SEC source: 0001769645-26-000004 · wk-form4_1772582325.xml · nonDerivative · entry 3

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,447

F2 · shares: These shares represent vested restricted stock units previously granted to the reporting person under the Issuer's equity incentive plan and were withheld by Gulfport Energy Corporation to satisfy tax withholding obligations due upon settlement of such restricted stock units.

SEC source: 0001769645-26-000004 · wk-form4_1772582325.xml · nonDerivative · entry 2

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,413

F2 · shares: These shares represent vested restricted stock units previously granted to the reporting person under the Issuer's equity incentive plan and were withheld by Gulfport Energy Corporation to satisfy tax withholding obligations due upon settlement of such restricted stock units.

SEC source: 0001769645-26-000004 · wk-form4_1772582325.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,727

F1 · shares: Amount represents the number of shares of restricted stock granted under the 2021 Stock Incentive Plan. The shares will vest in three approximately equal annual installments beginning on March 1, 2027.

SEC source: 0001769645-26-000002 · wk-form4_1767739893.xml · nonDerivative · entry 4

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,893

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $186.44 to $187.13, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001769645-26-000002 · wk-form4_1767739893.xml · nonDerivative · entry 3

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,691

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $185.42 to $186.39, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001769645-26-000002 · wk-form4_1767739893.xml · nonDerivative · entry 2

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,625

F2 · shares: The issuer withheld shares of common stock that would have otherwise been issuable to the reporting person to satisfy the issuer's tax withholding obligations in connection with the vesting and settlement of the performance-based restricted stock units granted on March 3, 2023, and vested upon certification by the issuer's compensation committee on January 2, 2026. The number of shares of common stock withheld was determined based on the closing price per share of the issuer's common stock on December 31, 2025.

SEC source: 0001769645-26-000002 · wk-form4_1767739893.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,167

F1 · shares: These securities are performance-based restricted stock units for the performance period from January 1, 2023, to December 31, 2025, that were granted under the issuer's equity incentive plan on March 3, 2023. All these performance-based restricted stock units vested as of January 2, 2026, upon certification by the issuer's compensation committee of the applicable performance conditions on January 2, 2026.

SEC source: 0001628280-25-010103 · wk-form4_1741131199.xml · nonDerivative · entry 3

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,893

F2 · shares: These shares represent vested restricted stock units previously granted to the reporting person under the Issuer's equity incentive plan and were withheld by Gulfport Energy Corporation to satisfy tax withholding obligations due upon settlement of such restricted stock units.

SEC source: 0001628280-25-010103 · wk-form4_1741131199.xml · nonDerivative · entry 2

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,859

F2 · shares: These shares represent vested restricted stock units previously granted to the reporting person under the Issuer's equity incentive plan and were withheld by Gulfport Energy Corporation to satisfy tax withholding obligations due upon settlement of such restricted stock units.

SEC source: 0001628280-25-010103 · wk-form4_1741131199.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,508

F1 · shares: Amount represents the number of shares of restricted stock granted under the 2021 Stock Incentive Plan. The shares will vest in three approximately equal annual installments beginning on March 1, 2026.

SEC source: 0001628280-24-008992 · wk-form4_1709676113.xml · nonDerivative · entry 2

Rucker Matthew · CIK 0001769645 · SVP, Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,796

F2 · shares: These shares represent vested restricted stock units previously granted to the reporting person under the Issuer's equity incentive plan and were withheld by Gulfport Energy Corporation to satisfy tax withholding obligations due upon settlement of such restricted stock units.

SEC source: 0001628280-24-008992 · wk-form4_1709676113.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · SVP, Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,795

F1 · shares: Amount represents the number of shares of restricted stock granted under the 2021 Stock Incentive Plan. The shares will vest in three approximately equal annual installments beginning on March 1, 2025.

SEC source: 0001209191-23-016518 · doc4.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · SVP, Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,569

F1 · shares: Amount represents the number of shares of restricted stock granted under the 2021 Stock Incentive Plan. The shares will vest in three approximately equal annual installments beginning on March 3, 2024.

SEC source: 0000899243-20-030985 · doc4.xml · derivative · entry 2

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 130,773 shares

Expires not disclosed

F3 · derivative.exercise_price: Pursuant to the Merger Agreement, each performance-based restricted stock unit award ("Issuer PSU Award") was terminated and vested in accordance with its terms and converted into the right to receive, in settlement thereof, at Southwestern's election, (a) a number of shares of Southwestern Common Stock equal to the product obtained by multiplying (i) the applicable number of shares of earned performance units subject to such Issuer PSU Award by (ii) 1.8656 shares of Southwestern Common Stock, with any fractional shares resulting from such conversion rounded down to the nearest whole, or (b) cash in an amount equal to the fair market value of the number of shares of Southwestern Common Stock determined by clause (a).

F3 · price: Pursuant to the Merger Agreement, each performance-based restricted stock unit award ("Issuer PSU Award") was terminated and vested in accordance with its terms and converted into the right to receive, in settlement thereof, at Southwestern's election, (a) a number of shares of Southwestern Common Stock equal to the product obtained by multiplying (i) the applicable number of shares of earned performance units subject to such Issuer PSU Award by (ii) 1.8656 shares of Southwestern Common Stock, with any fractional shares resulting from such conversion rounded down to the nearest whole, or (b) cash in an amount equal to the fair market value of the number of shares of Southwestern Common Stock determined by clause (a).

F3 · derivative.exercise_date: Pursuant to the Merger Agreement, each performance-based restricted stock unit award ("Issuer PSU Award") was terminated and vested in accordance with its terms and converted into the right to receive, in settlement thereof, at Southwestern's election, (a) a number of shares of Southwestern Common Stock equal to the product obtained by multiplying (i) the applicable number of shares of earned performance units subject to such Issuer PSU Award by (ii) 1.8656 shares of Southwestern Common Stock, with any fractional shares resulting from such conversion rounded down to the nearest whole, or (b) cash in an amount equal to the fair market value of the number of shares of Southwestern Common Stock determined by clause (a).

F3 · derivative.expiration_date: Pursuant to the Merger Agreement, each performance-based restricted stock unit award ("Issuer PSU Award") was terminated and vested in accordance with its terms and converted into the right to receive, in settlement thereof, at Southwestern's election, (a) a number of shares of Southwestern Common Stock equal to the product obtained by multiplying (i) the applicable number of shares of earned performance units subject to such Issuer PSU Award by (ii) 1.8656 shares of Southwestern Common Stock, with any fractional shares resulting from such conversion rounded down to the nearest whole, or (b) cash in an amount equal to the fair market value of the number of shares of Southwestern Common Stock determined by clause (a).

SEC source: 0000899243-20-030985 · doc4.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · price: On November 13, 2020, pursuant to the Agreement and Plan of Merger dated as of August 12, 2020 (the "Merger Agreement"), by and among Montage Resources Corporation (the "Issuer") and Southwestern Energy Company ("Southwestern"), the Issuer merged with and into Southwestern, with Southwestern continuing as the surviving corporation (the "Merger"). Pursuant to the Merger Agreement, each issued and outstanding share of common stock of the Issuer, par value $0.01 per share, outstanding as of immediately prior to the effective time of the Merger was converted into the right to receive 1.8656 shares of Southwestern common stock, par value $0.01 per share ("Southwestern Common Stock"). On November 12, 2020 (the day prior to the effective time of the Merger), the closing price of one share of Southwestern Common Stock was $2.86.

F2 · price: Includes, 55,658 common shares underlying time-based restricted stock unit awards ("Issuer RSU Award"), which, pursuant to the Merger Agreement, were converted into an award, on the same terms and conditions as were applicable under such Issuer RSU Award immediately prior to the effective time of the Merger (including any provisions for acceleration), with respect to the number (rounded to the nearest whole number) of shares of Southwestern Common Stock determined by multiplying (i) the number of shares of Issuer common stock subject to such Issuer RSU Award immediately prior to the effective time of the Merger by (ii) 1.8656 shares of Southwestern Common Stock.

SEC source: 0001209191-20-038146 · doc4.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · EVP & Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,031

F1 · shares: Represents shares withheld to cover tax withholding obligations upon the vesting of restricted stock units for an award granted to the Reporting Person on June 18, 2019 under the Issuer's 2019 Long-Term Incentive Plan. The restricted stock units represent the right to receive one share of common stock per unit granted and vest in three equal installments on June 18, 2020, June 18, 2021 and June 18, 2022.

F2 · price: Represents the closing price per share of the Issuer's common stock as of June 17, 2020, which was the trading day immediately preceding the vesting date.

SEC source: 0001209191-20-033217 · doc4.xml · derivative · entry 2

Rucker Matthew · CIK 0001769645 · EVP, Resource Planning & Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,573

Underlying: Common Stock · 94,573 shares

Expires not disclosed

F2 · security: Represents performance units representing the right to receive one share of common stock per unit granted on May 28, 2020 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning May 28, 2020 and ending December 31, 2022.

F2 · derivative.exercise_price: Represents performance units representing the right to receive one share of common stock per unit granted on May 28, 2020 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning May 28, 2020 and ending December 31, 2022.

F2 · derivative.exercise_date: Represents performance units representing the right to receive one share of common stock per unit granted on May 28, 2020 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning May 28, 2020 and ending December 31, 2022.

F2 · derivative.expiration_date: Represents performance units representing the right to receive one share of common stock per unit granted on May 28, 2020 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning May 28, 2020 and ending December 31, 2022.

SEC source: 0001209191-20-033217 · doc4.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · EVP, Resource Planning & Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,969

F1 · security: Represents restricted stock units representing the right to receive one share of common stock per unit granted on May 28, 2020 under the Montage Resources Corporation 2019 Long-Term Incentive Plan (the "Plan"), which vest in three equal installments on May 28, 2021, May 28, 2022 and May 28, 2023, respectively.

SEC source: 0000899243-19-017716 · doc4.xml · derivative · entry 2

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,200

Underlying: Common Stock · 36,200 shares

Expires not disclosed

F2 · security: Represents performance units representing the right to receive one share of common stock per unit granted on June 18, 2019 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning June 13, 2019 and ending December 31, 2021.

F2 · derivative.exercise_price: Represents performance units representing the right to receive one share of common stock per unit granted on June 18, 2019 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning June 13, 2019 and ending December 31, 2021.

F2 · derivative.exercise_date: Represents performance units representing the right to receive one share of common stock per unit granted on June 18, 2019 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning June 13, 2019 and ending December 31, 2021.

F2 · derivative.expiration_date: Represents performance units representing the right to receive one share of common stock per unit granted on June 18, 2019 under the Plan, the vesting of which is subject to the satisfaction of certain performance criteria in the period beginning June 13, 2019 and ending December 31, 2021.

SEC source: 0000899243-19-017716 · doc4.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,445

F1 · security: Represents restricted stock units representing the right to receive one share of common stock per unit granted on June 18, 2019 under the Montage Resources Corporation 2019 Long-Term Incentive Plan (the "Plan"), which vest in three equal installments on June 18, 2020, June 18, 2021 and June 18, 2022, respectively.

SEC source: 0000899243-19-009627 · doc4.xml · nonDerivative · entry 4

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,245

F6 · shares: Represents shares withheld to satisfy tax obligations in connection with the delivery of shares of Montage common stock in exchange for the BRMR PIAs.

SEC source: 0000899243-19-009627 · doc4.xml · nonDerivative · entry 3

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,871

F4 · price: Received in the Merger in exchange for 75,583 BRMR performance interest awards ("BRMR PIAs"). Pursuant to the Merger Agreement, each holder of a BRMR PIA received as a result of the Merger in respect of such holder's BRMR PIA: the Merger Consideration for a number of shares of BRMR common stock equal to the lesser of (i) (A) the "Performance Interest Stock Value" (as defined in and determined by the BRMR board of directors under the applicable award agreement governing such BRMR PIA) divided by (B) (1) the Closing Price multiplied by (2) the Exchange Ratio and (ii) such holder's pro rata share of 965,232 shares of BRMR common stock,

F5 · price: (Continued from Footnote 4) with such pro rata share based on such holder's Performance Interest Stock Value relative to the sum of the Performance Interest Stock Values of all holders of BRMR PIAs; and cash in the amount, if any, by which such holder's Performance Interest Stock Value exceeds the product of (i) the number of shares of BRMR common stock in respect of which such holder receives the Merger Consideration pursuant to the foregoing by (ii) the Exchange Ratio multiplied by (iii) the Closing Price, subject to applicable tax withholdings.

SEC source: 0000899243-19-009627 · doc4.xml · nonDerivative · entry 2

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,570

F3 · shares: Represents shares withheld to satisfy tax obligations in connection with the vesting of the shares of BRMR restricted stock.

SEC source: 0000899243-19-009627 · doc4.xml · nonDerivative · entry 1

Rucker Matthew · CIK 0001769645 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,341

F1 · price: Received in exchange for 61,699 shares of Blue Ridge Mountain Resources, Inc. ("BRMR") restricted stock in connection with the merger of Everest Merger Sub Inc. ("Merger Sub"), a wholly owned subsidiary of Montage Resources Corporation ("Montage"), with and into BRMR (the "Merger"). On the effective date of the Merger, the closing price of Montage common stock on the New York Stock Exchange, after giving effect to the 15-to-1 reverse stock split of Montage common stock effected on the effective date of the Merger, was $17.55 per share (the "Closing Price").

F2 · price: (Continued from Footnote 1) Pursuant to the Agreement and Plan of Merger, dated as of August 25, 2018, among Montage, Merger Sub, and BRMR (the "Merger Agreement"), each outstanding share of BRMR restricted stock fully vested at the effective time of the Merger and was converted into the right to receive 0.29506 (the "Exchange Ratio") of a share of Montage common stock, plus cash in lieu of fractional shares (the "Merger Consideration"), subject to applicable tax withholdings.