BSM

SEC source: 0001209191-23-042031 · doc4.xml · nonDerivative · entry 1

Stuart Alexander D. · CIK 0001639921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,739

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-042030 · doc4.xml · nonDerivative · entry 1

Randall William E. · CIK 0001709335 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 137,621

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-042029 · doc4.xml · nonDerivative · entry 1

Mathis William N. · CIK 0001640004 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 207,065

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-042028 · doc4.xml · nonDerivative · entry 1

Kyle Jerry V. Jr. · CIK 0001636920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 267,369

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-028046 · doc4.xml · nonDerivative · entry 1

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,652,791

F1 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $15.43 to $15.60, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-23-027820 · doc4.xml · nonDerivative · entry 1

Putman Luke Stevens · CIK 0001337171 · SVP, GC, and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 486,421

F1 · price: The price reported in Column 4 is a weighted average price. These common units were sold in multiple transactions at prices ranging from $15.00 to 15.14, 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 common units sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-23-023845 · doc4.xml · nonDerivative · entry 1

Mathis William N. · CIK 0001640004 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 205,733

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-023844 · doc4.xml · nonDerivative · entry 1

Stuart Alexander D. · CIK 0001639921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 153,329

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-023842 · doc4.xml · nonDerivative · entry 1

Randall William E. · CIK 0001709335 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 136,446

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-023843 · doc4.xml · nonDerivative · entry 1

Kyle Jerry V. Jr. · CIK 0001636920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 266,194

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-016927 · doc4.xml · nonDerivative · entry 2

DeWalch D Mark · CIK 0001638259 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By daughter

Disclosed balance after: 13,417

F2 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $15.835 to $15.88, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-23-016927 · doc4.xml · nonDerivative · entry 1

DeWalch D Mark · CIK 0001638259 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 260,879

F1 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $15.82 to $15.89, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-23-013350 · doc4.xml · nonDerivative · entry 2

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,620,991

F2 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $15.41 to $15.66, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-23-013350 · doc4.xml · nonDerivative · entry 1

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,590,991

F1 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $15.19 to $15.47, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-23-012856 · doc4.xml · nonDerivative · entry 2

Smajstrla Dawn · CIK 0001499188 · VP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,106

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-012856 · doc4.xml · nonDerivative · entry 1

Smajstrla Dawn · CIK 0001499188 · VP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,415

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-012854 · doc4.xml · nonDerivative · entry 2

Wood Jeffrey P. · CIK 0001452833 · President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 589,109

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-012854 · doc4.xml · nonDerivative · entry 1

Wood Jeffrey P. · CIK 0001452833 · President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 639,760

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-012855 · doc4.xml · nonDerivative · entry 2

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,558,491

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-012855 · doc4.xml · nonDerivative · entry 1

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,616,978

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-012857 · doc4.xml · nonDerivative · entry 2

Putman Luke Stevens · CIK 0001337171 · SVP, GC, and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 586,421

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-012857 · doc4.xml · nonDerivative · entry 1

Putman Luke Stevens · CIK 0001337171 · SVP, GC, and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 613,666

F1 · acquired: Represents settlement of performance units awarded under the Issuer's Long-Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on February 22, 2023.

SEC source: 0001209191-23-007141 · doc4.xml · nonDerivative · entry 1

Clark Carrie Pearson · CIK 0001805482 · SVP, Land and Legal

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,313

F1 · kind: Common units subject to a restricted unit award issued pursuant to the Black Stone Minerals, L.P. Long-Term Incentive Plan (the "LTIP"). Except as otherwise provided in the LTIP or the award agreement governing the award, the common units will vest in three equal installments on each of January 7, 2024, January 7, 2025, and January 7, 2026, so long as the Reporting Person remains continuously employed by the Issuer, Black Stone Minerals GP, L.L.C. (the "General Partner"), or any of their respective affiliates through each such vesting date.

SEC source: 0001209191-23-007148 · doc4.xml · nonDerivative · entry 1

Smajstrla Dawn · CIK 0001499188 · VP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,722

F1 · kind: Common units subject to a restricted unit award issued pursuant to the Black Stone Minerals, L.P. Long-Term Incentive Plan (the "LTIP"). Except as otherwise provided in the LTIP or the award agreement governing the award, the common units will vest in three equal installments on each of January 7, 2024, January 7, 2025, and January 7, 2026, so long as the Reporting Person remains continuously employed by the Issuer, Black Stone Minerals GP, L.L.C. (the "General Partner"), or any of their respective affiliates through each such vesting date.

SEC source: 0001209191-23-007140 · doc4.xml · nonDerivative · entry 1

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,468,347

F1 · kind: Common units subject to a restricted unit award issued pursuant to the Black Stone Minerals, L.P. Long-Term Incentive Plan (the "LTIP"). Except as otherwise provided in the LTIP or the award agreement governing the award, the common units will vest in three equal installments on each of January 7, 2024, January 7, 2025, and January 7, 2026, so long as the Reporting Person remains continuously employed by the Issuer, Black Stone Minerals GP, L.L.C. (the "General Partner"), or any of their respective affiliates through each such vesting date.

SEC source: 0001209191-23-007143 · doc4.xml · nonDerivative · entry 1

Putman Luke Stevens · CIK 0001337171 · SVP, GC, and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 544,431

F1 · kind: Common units subject to a restricted unit award issued pursuant to the Black Stone Minerals, L.P. Long-Term Incentive Plan (the "LTIP"). Except as otherwise provided in the LTIP or the award agreement governing the award, the common units will vest in three equal installments on each of January 7, 2024, January 7, 2025, and January 7, 2026, so long as the Reporting Person remains continuously employed by the Issuer, Black Stone Minerals GP, L.L.C. (the "General Partner"), or any of their respective affiliates through each such vesting date.

SEC source: 0001209191-23-003328 · doc4.xml · nonDerivative · entry 1

BARTH CARIN MARCY · CIK 0001224909 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,561

SEC source: 0001209191-23-003321 · doc4.xml · nonDerivative · entry 1

Linn Michael C · CIK 0001349033 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 168,264

SEC source: 0001209191-23-003323 · doc4.xml · nonDerivative · entry 1

Stuart Alexander D. · CIK 0001639921 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,895

SEC source: 0001209191-23-003330 · doc4.xml · nonDerivative · entry 1

Randall William E. · CIK 0001709335 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,251

SEC source: 0001209191-23-003329 · doc4.xml · nonDerivative · entry 1

Thacker Allison K. · CIK 0001638374 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 122,656

SEC source: 0001209191-23-003327 · doc4.xml · nonDerivative · entry 1

Longmaid John H. · CIK 0001636921 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · balance_after: In a transaction following the award grant, Mr. Longmaid transferred 12,539 common units owned directly to The Longmaid Family Trust.

SEC source: 0001209191-23-003326 · doc4.xml · nonDerivative · entry 1

Kyle Jerry V. Jr. · CIK 0001636920 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 264,999

SEC source: 0001209191-23-003324 · doc4.xml · nonDerivative · entry 1

DeWalch D Mark · CIK 0001638259 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 229,729

SEC source: 0001209191-23-003322 · doc4.xml · nonDerivative · entry 1

Mathis William N. · CIK 0001640004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,379

SEC source: 0001209191-23-002850 · doc4.xml · nonDerivative · entry 1

Clark Carrie Pearson · CIK 0001805482 · SVP, Land and Legal

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,988

F1 · price: For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on January 6, 2023.

SEC source: 0001209191-23-002852 · doc4.xml · nonDerivative · entry 1

Smajstrla Dawn · CIK 0001499188 · VP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,452

F1 · price: For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on January 6, 2023.

SEC source: 0001209191-23-002853 · doc4.xml · nonDerivative · entry 1

Wood Jeffrey P. · CIK 0001452833 · President, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 511,045

F1 · price: For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on January 6, 2023.

SEC source: 0001209191-23-002851 · doc4.xml · nonDerivative · entry 1

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,358,052

F1 · price: For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on January 6, 2023.

SEC source: 0001209191-23-002855 · doc4.xml · nonDerivative · entry 1

Putman Luke Stevens · CIK 0001337171 · SVP, GC, and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 488,720

F1 · price: For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on January 6, 2023.

SEC source: 0001209191-23-002857 · doc4.xml · nonDerivative · entry 1

Randall William E. · CIK 0001709335 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 122,712

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-002858 · doc4.xml · nonDerivative · entry 1

Stuart Alexander D. · CIK 0001639921 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,356

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

F2 · balance_after: Prior to the date of this report, a grantor retained annuity trust granted by the Reporting Person paid an annuity of 105,357 Issuer common units to the Reporting Person. The payment of the annuity is reflected in the Column 5 totals.

SEC source: 0001209191-23-002856 · doc4.xml · nonDerivative · entry 1

Kyle Jerry V. Jr. · CIK 0001636920 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 252,460

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-23-002854 · doc4.xml · nonDerivative · entry 1

Mathis William N. · CIK 0001640004 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 191,840

F1 · kind: Pursuant to a previous arrangement, the Reporting Person elected to receive common units in lieu of a cash retainer for service on the Board of Directors of the Partnership's General Partner.

SEC source: 0001209191-22-060390 · doc4.xml · nonDerivative · entry 3

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,404,885

F3 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $16.96 to $17.49, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-22-060390 · doc4.xml · nonDerivative · entry 2

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,396,135

F2 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $17.14 to $17.50, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-22-060390 · doc4.xml · nonDerivative · entry 1

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,372,643

F1 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $17.20 to $17.38, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-22-055999 · doc4.xml · nonDerivative · entry 2

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,347,643

F2 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $19.37 to $19.62, 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 common units purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-22-056257 · doc4.xml · nonDerivative · entry 1

Smajstrla Dawn · CIK 0001499188 · VP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,348

F1 · price: The price reported in Column 4 is a weighted average price. These common units were sold in multiple transactions at prices ranging from $19.40 to 19.42, 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 common units sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-22-055999 · doc4.xml · nonDerivative · entry 1

Carter Thomas L Jr · CIK 0001319960 · Director · CEO and Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,322,643

F1 · price: The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $19.05 to $19.49, 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 common units purchased at each separate price within the ranges set forth in this footnote.