Over the 90-day window ending February 19, 2026, Black Stone Minerals's three dominant insider ownership positions are held by Executive Chairman Thomas L Jr Carter (3.53Mn shares), Director Alexander D. Stuart (2.05Mn shares), Svp And General Counsel And And Sec Luke Stevens Putman (748.14K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Thomas L Jr Carter | Executive Chairman | 3,531,172 | 06 Feb, 2026 |
| Alexander D. Stuart | 2,052,705 | 15 Jan, 2026 | |
| Luke Stevens Putman | Svp And General Counsel And And Sec | 748,142 | 06 Feb, 2026 |
| Jeffrey P. Wood | President And Cfo | 589,109 | 24 Feb, 2023 |
| D Mark Dewalch | 406,022 | 15 Jan, 2026 | |
| Jerry V. Jr. Kyle | 319,907 | 15 Jan, 2026 | |
| William N. Mathis | 258,353 | 07 Oct, 2025 | |
| Michael C Linn | 208,150 | 15 Jan, 2026 | |
| William E. Randall | 190,286 | 15 Jan, 2026 | |
| Carrie Pearson Clark | Svp And Chief Commercial Officer | 165,857 | 30 May, 2025 |
| Ashley J Longmaid | 148,463 | 15 Jan, 2026 | |
| Carin Marcy Barth | 142,447 | 15 Jan, 2026 | |
| Taylor Dewalch | Co Ceo And President | 139,889 | 06 Feb, 2026 |
| Dawn Smajstrla | Vp And Chief Accounting Officer | 128,456 | 22 Feb, 2024 |
| Fowler Carter | Co Ceo And President | 124,374 | 06 Feb, 2026 |
| Allison K. Thacker | 122,656 | 13 Jan, 2023 | |
| Evan Montgomery Kiefer | Svp And Cfo & Treasurer | 65,383 | 22 Feb, 2024 |
| James Whitehead | 51,865 | 15 Jan, 2026 | |
| Chris Bonner | Svp And Cfo And And Treasurer | 49,661 | 06 Feb, 2026 |
| Erin Leah Phillips | Controller (Pao) | 3,911 | 06 Feb, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 04 Feb, 2026 | Thomas L Jr Carter | Common units representing limited partner interests | A | 53,404 | $0.00 | 3,531,172 | D | A |
| 04 Feb, 2026 | Luke Stevens Putman | Common units representing limited partner interests | A | 65,420 | $0.00 | 748,142 | D | A |
| 04 Feb, 2026 | Taylor Dewalch | Common units representing limited partner interests | A | 80,106 | $0.00 | 139,889 | D | A |
| 04 Feb, 2026 | Chris Bonner | Common units representing limited partner interests | A | 42,723 | $0.00 | 49,661 | D | A |
| 04 Feb, 2026 | Fowler Carter | Common units representing limited partner interests | A | 80,106 | $0.00 | 124,374 | D | A |
| 04 Feb, 2026 | Erin Leah Phillips | Common units representing limited partner interests | A | 2,002 | $0.00 | 3,911 | D | A |
| 13 Jan, 2026 | Carin Marcy Barth | Common units representing limited partner interests | A | 14,255 | $0.00 | 142,447 | D | A |
| 13 Jan, 2026 | Michael C Linn | Common units representing limited partner interests | A | 14,255 | $0.00 | 208,150 | D | A |
| 13 Jan, 2026 | Jerry V. Jr. Kyle | Common units representing limited partner interests | A | 14,255 | $0.00 | 319,907 | D | A |
| 13 Jan, 2026 | D Mark Dewalch | Common units representing limited partner interests | A | 14,255 | $0.00 | 392,605 | D | A |
| 13 Jan, 2026 | Alexander D. Stuart | Common units representing limited partner interests | A | 14,255 | $0.00 | 2,052,705 | D | A |
| 13 Jan, 2026 | William E. Randall | Common units representing limited partner interests | A | 14,255 | $0.00 | 190,286 | D | A |
| 13 Jan, 2026 | James Whitehead | Common units representing limited partner interests | A | 14,255 | $0.00 | 51,865 | D | A |
| 13 Jan, 2026 | Ashley J Longmaid | Common units representing limited partner interests | A | 14,255 | $0.00 | 148,463 | D | A |
| 07 Jan, 2026 | Thomas L Jr Carter | Common units representing limited partner interests | D | 34,933 | $13.38 | 3,477,768 | D | F |
| 07 Jan, 2026 | Luke Stevens Putman | Common units representing limited partner interests | D | 14,920 | $13.38 | 682,722 | D | F |
| 07 Jan, 2026 | Taylor Dewalch | Common units representing limited partner interests | D | 5,458 | $13.38 | 59,783 | D | F |
| 07 Jan, 2026 | Chris Bonner | Common units representing limited partner interests | D | 642 | $13.38 | 6,938 | D | F |
| 07 Jan, 2026 | Fowler Carter | Common units representing limited partner interests | D | 2,511 | $13.38 | 44,268 | D | F |
| 07 Jan, 2026 | Erin Leah Phillips | Common units representing limited partner interests | D | 211 | $13.38 | 1,909 | D | F |