BRN

SEC source: 0001140361-26-036103 · form4.xml · nonDerivative · entry 2

Patman Philip F Jr · CIK 0001704522 · Director · CFO and Treasurer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Philip F. Patman, Jr. Exempt Trust

Disclosed balance after: 6,956

F1 · kind: Open market purchases of shares in accordance with Issuer's trading policies.

F4 · price: The reported price in Column 4 is a weighted average purchase price. The shares were purchased in multiple transactions at prices ranging from $1.00 to $1.01 per share. 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 purchased at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is the sole trustee of the Philip F. Patman, Jr. Exempt Trust. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.

SEC source: 0001104659-26-106783 · tm2625228-1_4seq1.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Palm Global Small Cap Master Fund LP

Disclosed balance after: 330,187

F1 · price: The price reported represents a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.9696 to $1.00 per share. The Reporting Person undertakes to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F2 · ownership.nature: Palm Management (US) LLC, as the investment manager of Palm Global Small Cap Master Fund LP ("Palm Global"), may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Due to his positions as a portfolio manager and special limited partner of Palm Global and as an employee of Palm Management (US) LLC, Mr. Horowitz may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Palm Management (US) LLC and Mr. Horowitz expressly disclaim such beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0001140361-26-036103 · form4.xml · nonDerivative · entry 1

Patman Philip F Jr · CIK 0001704522 · Director · CFO and Treasurer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Philip F. Patman, Jr. Exempt Trust

Disclosed balance after: 5,219

F1 · kind: Open market purchases of shares in accordance with Issuer's trading policies.

F2 · price: The reported price in Column 4 is a weighted average purchase price. The shares were purchased in multiple transactions at prices ranging from $1.00 to $1.00 per share. 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 purchased at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is the sole trustee of the Philip F. Patman, Jr. Exempt Trust. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.

SEC source: 0001104659-26-021724 · tm267630-1_4seq1.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Palm Global Small Cap Master Fund LP

Disclosed balance after: 319,709

F1 · ownership.nature: Palm Management (US) LLC, as the investment manager of Palm Global Small Cap Master Fund LP ("Palm Global"), may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Due to his positions as a portfolio manager and special limited partner of Palm Global and as an employee of Palm Management (US) LLC, Mr. Horowitz may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Palm Management (US) LLC and Mr. Horowitz expressly disclaim such beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0001123292-25-000753 · form4.xml · nonDerivative · entry 1

GROSSMAN KENNETH S · CIK 0000922294 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 280,949

F1 · price: Represents a restricted stock award to Mr. Grossman pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on December 10, 2025. The restricted stock unit award vests in one installment on September 30, 2026.

SEC source: 0001140361-25-045399 · form4.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 202,221

F1 · price: Represents a restricted stock award to Mr. Horowitz pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on December 10, 2025. The restricted stock unit award vests in one installment on September 30, 2026.

SEC source: 0001123292-25-000752 · form4.xml · nonDerivative · entry 1

Patman Philip F Jr · CIK 0001704522 · Director · Executive VP - Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 210,211

F1 · price: Represents a restricted stock award to Mr. Patman pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on December 10, 2025. The restricted stock unit award vests in one installment on September 30, 2026.

SEC source: 0001213900-25-118050 · ownership.xml · nonDerivative · entry 3

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,461,497.69

F3 · price: The price reported represents a weighted average price. These shares were sold for a price of $1.10 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001123292-25-000711 · form4.xml · nonDerivative · entry 1

Schechter Joshua · CIK 0001336601 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,674

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on December 3, 2025.

SEC source: 0001213900-25-118050 · ownership.xml · nonDerivative · entry 2

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Ned L. Sherwood Revocable Trust

Disclosed balance after: 224,295

F2 · price: The shares were sold for a price of $1.14 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F5 · balance_after: Shares are held by the Ned L. Sherwood Revocable Trust, of which Mr. Sherwood is the sole trustee and beneficiary. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-25-118050 · ownership.xml · nonDerivative · entry 1

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,593,407.69

F1 · price: The price reported represents a weighted average price. These shares were sold for a price of $1.14 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001140361-25-043535 · form4.xml · nonDerivative · entry 1

Patman Philip F Jr · CIK 0001704522 · Director · Executive VP - Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 210,211

SEC source: 0001140361-25-043531 · form4.xml · nonDerivative · entry 1

GROSSMAN KENNETH S · CIK 0000922294 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,603

SEC source: 0001140361-25-043529 · form4.xml · nonDerivative · entry 2

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Palm Global Small Cap Master Fund LP

Disclosed balance after: 315,276

F1 · shares: These shares were acquired in connection with a private placement by the issuer.

F2 · balance_after: Palm Management (US) LLC, as the investment manager of Palm Global Small Cap Master Fund LP ("Palm Global"), may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Due to his positions as a portfolio manager and special limited partner of Palm Global and as an employee of Palm Management (US) LLC, Mr. Horowitz may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Palm Management (US) LLC and Mr. Horowitz expressly disclaim such beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0001140361-25-043529 · form4.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 192,875

F1 · shares: These shares were acquired in connection with a private placement by the issuer.

SEC source: 0001123292-25-000592 · form4.xml · derivative · entry 3

Patman Philip F Jr · CIK 0001704522 · Director · Executive VP - Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 185,000

Underlying: Common Stock · 185,000 shares

Expires 2035-10-27

F3 · kind: Represents an incentive stock option award to Mr. Patman in his capacity as Executive Vice President - Finance pursuant to a grant by the Compensation Committee and the Board of Directors of Barnwell Industries, Inc. on October 27, 2025. The shares of common stock underlying this stock option shall vest in three installments as follows: 34% on 10/27/26; 33% on 10/27/27; 33% on 10/27/28.

F3 · derivative.exercise_date: Represents an incentive stock option award to Mr. Patman in his capacity as Executive Vice President - Finance pursuant to a grant by the Compensation Committee and the Board of Directors of Barnwell Industries, Inc. on October 27, 2025. The shares of common stock underlying this stock option shall vest in three installments as follows: 34% on 10/27/26; 33% on 10/27/27; 33% on 10/27/28.

SEC source: 0001123292-25-000592 · form4.xml · nonDerivative · entry 2

Patman Philip F Jr · CIK 0001704522 · Director · Executive VP - Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 166,415

F2 · kind: Represents a restricted stock unit award to Mr. Patman in his capacity as Executive Vice President - Finance pursuant to a grant by the Compensation Committee and the Board of Directors of Barnwell Industries, Inc. on October 27, 2025. The restricted stock unit award vests in three installments as follows: 34% on 10/27/26; 33% on 10/27/27; 33% on 10/27/28.

F2 · price: Represents a restricted stock unit award to Mr. Patman in his capacity as Executive Vice President - Finance pursuant to a grant by the Compensation Committee and the Board of Directors of Barnwell Industries, Inc. on October 27, 2025. The restricted stock unit award vests in three installments as follows: 34% on 10/27/26; 33% on 10/27/27; 33% on 10/27/28.

SEC source: 0001123292-25-000592 · form4.xml · nonDerivative · entry 1

Patman Philip F Jr · CIK 0001704522 · Director · Executive VP - Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 166,415

F1 · kind: Represents a stock award to Mr. Patman in his capacity as Executive Vice President - Finance pursuant to a grant by the Compensation Committee and the Board of Directors of Barnwell Industries, Inc. on October 27, 2025.

F1 · price: Represents a stock award to Mr. Patman in his capacity as Executive Vice President - Finance pursuant to a grant by the Compensation Committee and the Board of Directors of Barnwell Industries, Inc. on October 27, 2025.

SEC source: 0001140361-25-037959 · form4.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 178,312

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on October 8, 2025.

SEC source: 0001140361-25-037957 · form4.xml · nonDerivative · entry 1

GROSSMAN KENNETH S · CIK 0000922294 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 212,040

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on October 8, 2025.

SEC source: 0001140361-25-037955 · form4.xml · nonDerivative · entry 1

McPherson Philip James · CIK 0001557749 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,445

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on October 8, 2025.

SEC source: 0001140361-25-037028 · form4.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 133,867

F1 · price: Represents a common stock award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on September 30, 2025.

SEC source: 0001140361-25-037739 · form4.xml · nonDerivative · entry 1

GROSSMAN KENNETH S · CIK 0000922294 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 167,595

F1 · price: Represents a common stock award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on September 29, 2025.

SEC source: 0001140361-25-001394 · form4.xml · nonDerivative · entry 1

Hopkins Craig Douglas · CIK 0002014859 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 151,000

SEC source: 0001140361-25-000954 · form4.xml · nonDerivative · entry 2

Hopkins Craig Douglas · CIK 0002014859 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 141,000

F2 · price: Represents a restricted stock unit award made pursuant to a grant by the Compensation Committee of the Board of Directors of Barnwell Industries, Inc. on January 9, 2025 as a bonus to the Reporting Person. The grant will vest annually in equal installments beginning on January 9, 2026.

SEC source: 0001140361-25-000954 · form4.xml · nonDerivative · entry 1

Hopkins Craig Douglas · CIK 0002014859 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,000

F1 · price: Represents a restricted stock unit award made pursuant to a grant by the Compensation Committee of the Board of Directors of Barnwell Industries, Inc. on January 9, 2025 as a component of the Reporting Person's annual compensation. The grant will vest annually in equal installments beginning on January 9, 2026.

SEC source: 0001140361-24-044458 · form4.xml · nonDerivative · entry 1

WOODRUM DOUGLAS N · CIK 0001173404 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 166,230

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on October 24, 2024.

SEC source: 0001140361-24-044457 · form4.xml · nonDerivative · entry 1

Narbut Laurance Elliot · CIK 0001965310 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,867

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on October 24, 2024.

SEC source: 0001140361-24-044456 · form4.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,867

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on October 24, 2024.

SEC source: 0001140361-24-044455 · form4.xml · nonDerivative · entry 1

GROSSMAN KENNETH S · CIK 0000922294 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,595

F1 · price: Represents a restricted stock unit award to a non-employee director made pursuant to a grant by the Board of Directors of Barnwell Industries, Inc. on October 24, 2024.

SEC source: 0001140361-24-039376 · form4.xml · nonDerivative · entry 2

Hopkins Craig Douglas · CIK 0002014859 · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,000

SEC source: 0001140361-24-039376 · form4.xml · nonDerivative · entry 1

Hopkins Craig Douglas · CIK 0002014859 · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,000

SEC source: 0001062993-24-015616 · form4.xml · nonDerivative · entry 2

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Palm Global Small Cap Master Fund LP

Disclosed balance after: 270,276

F3 · price: The price reported represents a weighted average of the per share price for the shares purchased on August 23, 2024. These shares were purchased in multiple transactions at prices ranging from $2.25 to $2.32 per share. The Reporting Person undertakes to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F2 · balance_after: Palm Management (US) LLC, as the investment manager of Palm Global Small Cap Master Fund LP ("Palm Global"), may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Due to his positions as a portfolio manager and special limited partner of Palm Global and as an employee of Palm Management (US) LLC, Mr. Horowitz may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Palm Management (US) LLC and Mr. Horowitz expressly disclaim such beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0001062993-24-015616 · form4.xml · nonDerivative · entry 1

Horowitz Joshua · CIK 0001612424 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Palm Global Small Cap Master Fund LP

Disclosed balance after: 260,180

F1 · price: The price reported represents a weighted average of the per share price for the shares purchased on August 21, 2024. These shares were purchased in multiple transactions at prices ranging from $2.21 to $2.27 per share. The Reporting Person undertakes to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F2 · balance_after: Palm Management (US) LLC, as the investment manager of Palm Global Small Cap Master Fund LP ("Palm Global"), may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Due to his positions as a portfolio manager and special limited partner of Palm Global and as an employee of Palm Management (US) LLC, Mr. Horowitz may be deemed to be a beneficial owner of the shares of common stock disclosed as directly owned by Palm Global. Palm Management (US) LLC and Mr. Horowitz expressly disclaim such beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0001213900-24-048537 · ownership.xml · nonDerivative · entry 3

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,767,995.138

F3 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.89 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-048537 · ownership.xml · nonDerivative · entry 2

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,743,984.138

F2 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.85 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-048537 · ownership.xml · nonDerivative · entry 1

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,742,774.138

F1 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.80 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-045950 · ownership.xml · nonDerivative · entry 3

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,739,569.138

F3 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.85 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-045950 · ownership.xml · nonDerivative · entry 2

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,738,568.138

F2 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.84 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-045950 · ownership.xml · nonDerivative · entry 1

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,735,117.138

F1 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.81 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001140361-24-026863 · form4.xml · nonDerivative · entry 1

Hopkins Craig Douglas · CIK 0002014859 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,000

F1 · price: Represents a restricted stock unit award made pursuant to a grant by the Compensation Committee of the Board of Directors of Barnwell Industries, Inc. on May 16, 2024. The grant will vest annually in equal installments beginning on May 16, 2025.

SEC source: 0001213900-24-040919 · ownership.xml · nonDerivative · entry 3

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,717,083.138

F3 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.84 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-040919 · ownership.xml · nonDerivative · entry 2

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,715,177.138

F2 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.80 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-040919 · ownership.xml · nonDerivative · entry 1

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,714,825.138

F1 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.79 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-036705 · ownership.xml · nonDerivative · entry 2

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,708,301.138

F2 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.80 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F3 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-036705 · ownership.xml · nonDerivative · entry 1

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,687,025.138

F1 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.71 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F3 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-034975 · ownership.xml · nonDerivative · entry 3

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,669,977.138

F3 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.89 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-034975 · ownership.xml · nonDerivative · entry 2

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,667,277.138

F2 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.80 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-034975 · ownership.xml · nonDerivative · entry 1

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,662,266.138

F1 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.80 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001213900-24-033847 · ownership.xml · nonDerivative · entry 3

SHERWOOD NED L · CIK 0000902749 · 10% owner

MRMP Managers LLC · CIK 0001492137 · 10% owner

Ned L. Sherwood Revocable Trust · CIK 0001797839 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · MRMP-Managers LLC

Disclosed balance after: 2,617,827.138

F3 · price: The price reported represents a weighted average price. These shares were purchased for a price of $2.78 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F4 · balance_after: Shares are held by MRMP-Managers LLC, of which Mr. Sherwood is Chief Investment Officer. Mr. Sherwood disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.