GRNT · Granite Ridge Resources, Inc. · Insider Trading

Pursuant to the issuer's Board of Directors compensation plan, the reporting person elected to receive stock in lieu of the cash compensation retainer for Board service for the portion of the quarter ended September 30, 2026 that the reporting person served on the Board. The number of shares issued were calculated based on the closing price of the common stock on September 30, 2026.

Pursuant to the issuer's Board of Directors compensation plan, the reporting person elected to receive stock in lieu of one-half of the cash compensation retainer for Board service for the portion of the quarter ended September 30, 2026 that the reporting person served on the Board. The number of shares issued were calculated based on the closing price of the common stock on September 30, 2026.

Pursuant to the issuer's Board of Directors compensation plan, the reporting person elected to receive stock in lieu of the cash compensation retainer for Board service for the quarter ended September 30, 2026. The number of shares issued were calculated based on the closing price of the common stock on September 30, 2026.

This transaction was executed in multiple trades at prices ranging from $5.0297 to $5.0298. The price reported above reflects the weighted average purchase price. The reporting person undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Pro rata distribution from GREP Holdco III-B Holdings, LLC as well as Grey Rock Energy Partners GP III-A, L.P. and Grey Rock Energy Partners GP III-B, L.P.

Pro rata distribution from GREP Holdco III-B Holdings, LLC as well as Grey Rock Energy Partners GP III-A, L.P. and Grey Rock Energy Partners GP III-B, L.P.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. Amended and Restated 2022 Omnibus Incentive Plan, which will fully vest on January 2, 2027.

Pro rata distribution from GREP Holdco III-B Holdings, LLC as well as Grey Rock Energy Partners GP III-A, L.P. and Grey Rock Energy Partners GP III-B, L.P.

Represents a stock award, granted under the Granite Ridge Resources, Inc. Amended and Restated 2022 Omnibus Incentive Plan, which is fully vested on the date of grant.

Represents a stock award, granted under the Granite Ridge Resources, Inc. Amended and Restated 2022 Omnibus Incentive Plan, which is fully vested on the date of grant.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. Amended and Restated 2022 Omnibus Incentive Plan, which will fully vest on January 2, 2027.

Pro rata distribution from GREP Holdco III-B Holdings, LLC as well as Grey Rock Energy Partners GP III-A, L.P. and Grey Rock Energy Partners GP III-B, L.P.

Pursuant to the issuer's Board of Directors compensation plan, the reporting person elected to receive stock in lieu of the cash compensation retainer for Board service for the quarter ended June 30, 2026. The number of shares issued were calculated based on the closing price of the common stock on June 30, 2026.

Shares acquired through automatic dividend reinvestment pursuant to the terms of a brokerage account.

Pursuant to the issuer's Board of Directors compensation plan, the reporting person elected to receive stock in lieu of the cash compensation retainer for Board service for the quarter ended March 31, 2026. The number of shares issued were calculated based on the closing price of the common stock on March 31, 2026.

Shares acquired through automatic dividend reinvestment pursuant to the terms of a brokerage account.

Number of shares forfeited for payment of taxes upon vesting of previously awarded restricted stock pursuant to the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan.

Number of shares forfeited for payment of taxes upon vesting of previously awarded restricted stock pursuant to the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan.

The options vest in three equal annual installments beginning on March 4, 2026.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan, which vests in three equal annual installments beginning on March 4, 2027.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan, which vests in three equal annual installments beginning on March 4, 2027.

The options vest in three equal annual installments beginning on March 4, 2026.

Represents the grant of shares of the Company's common stock as a result of the vesting of performance stock units originally awarded in 2023 pursuant to a performance unit agreement under the Company's 2022 Omnibus Incentive Plan.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan, which vests in three equal annual installments beginning on March 4, 2027.

Each performance stock unit represents a contingent right to receive one share of the Company's Common Stock.

Represents grant of performance stock unit under the Company's 2022 Omnibus Incentive Plan. The award is eligible to vest and convert to one share of the Company's Common Stock for each performance stock unit following the 20th consecutive trading day of the Company's Common Stock closing at a price at or above $7.00 per share.

Each performance stock unit represents a contingent right to receive one share of the Company's Common Stock.

Represents grant of performance stock unit under the Company's 2022 Omnibus Incentive Plan. The award is eligible to vest and convert to one share of the Company's Common Stock for each performance stock unit following the 20th consecutive trading day of the Company's Common Stock closing at a price at or above $8.50 per share.

Each performance stock unit represents a contingent right to receive one share of the Company's Common Stock.

Represents grant of performance stock unit under the Company's 2022 Omnibus Incentive Plan. The award is eligible to vest and convert to one share of the Company's Common Stock for each performance stock unit following the 20th consecutive trading day of the Company's Common Stock closing at a price at or above $10.00 per share.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan, which will fully vest on February 9, 2031.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan, which will fully vest on January 2, 2027.

Represents a restricted stock award, granted under the Granite Ridge Resources, Inc. 2022 Omnibus Incentive Plan, which will fully vest on January 2, 2027.