BSM · Black Stone Minerals L.P. Common units representing limited partner interests
View on chart this person other insiders at BSM
Insiders & Stakes
| Thomas L. Carter Jr. CEO, President, and Chairman | ▲ Buy | Open Market | 3,682,724 Shares held | 5/13/2026 | View profile |
| Alexander D. Stuart Director | ▲ Buy | Grant | 2,055,975 Shares held | 7/2/2026 | View profile |
| Luke Stevens Putman SVP, General Counsel, and Sec | ▼ Sell | Open Market | 702,645 Shares held | 5/5/2026 | View profile |
| James Whitehead Director | ▼ Sell | Open Market | 646,058 Shares held | 8/6/2026 | View profile |
| D. Mark DeWalch Director | ▲ Buy | Grant | 432,837 Shares held | 7/2/2026 | View profile |
| Mathis William N. Director | ▲ Buy | Grant | 246,200 Shares held | 10/3/2025 | View profile |
| Michael C. Linn Director | ▲ Buy | Grant | 208,150 Shares held | 1/13/2026 | View profile |
| William E. Randall Director | ▲ Buy | Grant | 193,384 Shares held | 7/2/2026 | View profile |
| Clark Carrie Pearson SVP, Land and Commercial | ▼ Sell | Open Market | 165,857 Shares held | 5/29/2025 | View profile |
| Carin Marcy Barth Director | ▲ Buy | Grant | 142,447 Shares held | 1/13/2026 | View profile |
| Taylor DeWalch SVP and CFO | ▼ Sell | Tax Withholding | 141,369 Shares held | 2/24/2026 | View profile |
| Ashley J. Longmaid Director | ▼ Sell | Open Market | 137,335 Shares held | 5/12/2026 | View profile |
| Smajstrla Dawn VP, Chief Accounting Officer | ▼ Sell | Tax Withholding | 128,456 Shares held | 2/20/2024 | View profile |
| Fowler Carter SVP, Corporate Development | ▼ Sell | Tax Withholding | 125,379 Shares held | 2/24/2026 | View profile |
| Kiefer Evan Montgomery SVP, CFO & Treasurer | ▼ Sell | Tax Withholding | 65,383 Shares held | 2/20/2024 | View profile |
| Chris Bonner Controller | ▼ Sell | Tax Withholding | 50,678 Shares held | 2/24/2026 | View profile |
| Anne Lenoir Hamman Director | ▲ Buy | Grant | 8,428 Shares held | 7/2/2026 | View profile |
| Jerry Kyle V Jr. Director | ▼ Sell | Other | 7,665 Shares held | 7/31/2026 | View profile |
| Erin Leah Phillips Controller (PAO) | ▲ Buy | Grant | 3,911 Shares held | 2/4/2026 | View profile |
| Longmaid John H. Director | ▲ Buy | Grant | 0 Shares held | 1/11/2024 | View profile |
Transaction History
| James Whitehead | ▼ Sell | Open Market | 498,343 | $6.6M | 8/6/2026 |
| James Whitehead | ▼ Sell | Open Market | 1,628,762 | $21.5M | 8/6/2026 |
| Jerry Kyle V Jr. | ▼ Sell | Other | 7,665 | — | 7/31/2026 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,342 | $19K | 7/2/2026 |
| William E. Randall | ▲ Buy | Grant | 1,610 | $22K | 7/2/2026 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,342 | $19K | 7/2/2026 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,700 | $24K | 7/2/2026 |
| Anne Lenoir Hamman | ▲ Buy | Grant | 1,342 | $19K | 7/2/2026 |
| D. Mark DeWalch | ▲ Buy | Open Market | 36,363 | $495K | 6/1/2026 |
| D. Mark DeWalch | ▲ Buy | Open Market | 36,363 | $490K | 5/29/2026 |
| D. Mark DeWalch | ▲ Buy | Open Market | 37,650 | $497K | 5/28/2026 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 1,120 | $15K | 5/13/2026 |
| Ashley J. Longmaid | ▼ Sell | Open Market | 11,128 | $150K | 5/12/2026 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 19,154 | $258K | 5/12/2026 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 25,000 | $337K | 5/11/2026 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 23,604 | $314K | 5/8/2026 |
| Luke Stevens Putman | ▼ Sell | Open Market | 29,386 | $404K | 5/5/2026 |
| Luke Stevens Putman | ▼ Sell | Open Market | 29,386 | $425K | 4/6/2026 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,240 | $19K | 4/2/2026 |
| William E. Randall | ▲ Buy | Grant | 1,488 | $22K | 4/2/2026 |
| Anne Lenoir Hamman | ▲ Buy | Grant | 473 | $7K | 4/2/2026 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,570 | $24K | 4/2/2026 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,240 | $19K | 4/2/2026 |
| Anne Lenoir Hamman | ▲ Buy | Grant | 6,613 | $0 | 3/11/2026 |
| Luke Stevens Putman | ▼ Sell | Open Market | 30,276 | $462K | 3/5/2026 |
| Thomas L. Carter Jr. | ▲ Buy | Grant | 136,315 | $0 | 2/24/2026 |
| Thomas L. Carter Jr. | ▼ Sell | Tax Withholding | 53,641 | $817K | 2/24/2026 |
| Taylor DeWalch | ▲ Buy | Grant | 1,958 | $0 | 2/24/2026 |
| Taylor DeWalch | ▼ Sell | Tax Withholding | 478 | $7K | 2/24/2026 |
| Luke Stevens Putman | ▲ Buy | Grant | 68,853 | $0 | 2/24/2026 |
| Luke Stevens Putman | ▼ Sell | Tax Withholding | 25,302 | $385K | 2/24/2026 |
| Fowler Carter | ▲ Buy | Grant | 1,330 | $0 | 2/24/2026 |
| Fowler Carter | ▼ Sell | Tax Withholding | 325 | $5K | 2/24/2026 |
| Chris Bonner | ▲ Buy | Grant | 1,447 | $0 | 2/24/2026 |
| Chris Bonner | ▼ Sell | Tax Withholding | 430 | $7K | 2/24/2026 |
| Fowler Carter | ▲ Buy | Grant | 80,106 | $0 | 2/4/2026 |
| Erin Leah Phillips | ▲ Buy | Grant | 2,002 | $0 | 2/4/2026 |
| Luke Stevens Putman | ▲ Buy | Grant | 65,420 | $0 | 2/4/2026 |
| Chris Bonner | ▲ Buy | Grant | 42,723 | $0 | 2/4/2026 |
| Taylor DeWalch | ▲ Buy | Grant | 80,106 | $0 | 2/4/2026 |
| Thomas L. Carter Jr. | ▲ Buy | Grant | 53,404 | $0 | 2/4/2026 |
| D. Mark DeWalch | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| James Whitehead | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| Alexander D. Stuart | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| William E. Randall | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| Carin Marcy Barth | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| Michael C. Linn | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| Ashley J. Longmaid | ▲ Buy | Grant | 14,255 | $0 | 1/13/2026 |
| Erin Leah Phillips | ▼ Sell | Tax Withholding | 211 | $3K | 1/7/2026 |
| Fowler Carter | ▼ Sell | Tax Withholding | 2,511 | $34K | 1/7/2026 |
| Chris Bonner | ▼ Sell | Tax Withholding | 642 | $9K | 1/7/2026 |
| Taylor DeWalch | ▼ Sell | Tax Withholding | 5,458 | $73K | 1/7/2026 |
| Thomas L. Carter Jr. | ▼ Sell | Tax Withholding | 34,933 | $467K | 1/7/2026 |
| Luke Stevens Putman | ▼ Sell | Tax Withholding | 14,920 | $200K | 1/7/2026 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,410 | $19K | 1/2/2026 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,693 | $22K | 1/2/2026 |
| William E. Randall | ▲ Buy | Grant | 1,537 | $20K | 1/2/2026 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,410 | $19K | 1/2/2026 |
| Mathis William N. | ▲ Buy | Grant | 2,378 | $31K | 10/3/2025 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,712 | $22K | 10/3/2025 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,426 | $19K | 10/3/2025 |
| William E. Randall | ▲ Buy | Grant | 1,426 | $19K | 10/3/2025 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,426 | $19K | 10/3/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 14,000 | $176K | 9/12/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 1,300 | $16K | 9/11/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 10,536 | $130K | 9/10/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 1,307 | $16K | 9/9/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 13,527 | $161K | 9/8/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 21,000 | $253K | 8/20/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 20,000 | $239K | 8/19/2025 |
| Alexander D. Stuart | ▼ Sell | Gift | 20,200 | $0 | 8/15/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 9,200 | $114K | 8/12/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 25,000 | $303K | 8/11/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 27,500 | $336K | 8/8/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 19,710 | $241K | 8/7/2025 |
| William E. Randall | ▲ Buy | Grant | 1,433 | $19K | 7/3/2025 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,433 | $19K | 7/3/2025 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,720 | $22K | 7/3/2025 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,433 | $19K | 7/3/2025 |
| Mathis William N. | ▲ Buy | Grant | 1,624 | $21K | 7/3/2025 |
| Mathis William N. | ▼ Sell | Other | 54,690 | $0 | 6/20/2025 |
| Mathis William N. | ▼ Sell | Other | 54,690 | $0 | 6/20/2025 |
| Mathis William N. | ▼ Sell | Other | 12,153 | $0 | 6/20/2025 |
| Clark Carrie Pearson | ▼ Sell | Open Market | 36,900 | $500K | 5/29/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 14,500 | $196K | 5/21/2025 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,227 | $19K | 4/4/2025 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,227 | $19K | 4/4/2025 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,473 | $22K | 4/4/2025 |
| Mathis William N. | ▲ Buy | Grant | 1,391 | $21K | 4/4/2025 |
| William E. Randall | ▲ Buy | Grant | 1,227 | $19K | 4/4/2025 |
| Clark Carrie Pearson | ▲ Buy | Grant | 47,439 | $0 | 2/25/2025 |
| Clark Carrie Pearson | ▼ Sell | Tax Withholding | 14,595 | $221K | 2/25/2025 |
| Fowler Carter | ▲ Buy | Grant | 1,856 | $0 | 2/25/2025 |
| Fowler Carter | ▼ Sell | Tax Withholding | 552 | $8K | 2/25/2025 |
| Luke Stevens Putman | ▲ Buy | Grant | 96,008 | $0 | 2/25/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Grant | 190,073 | $0 | 2/25/2025 |
| Thomas L. Carter Jr. | ▼ Sell | Tax Withholding | 74,795 | $1.1M | 2/25/2025 |
| Luke Stevens Putman | ▼ Sell | Tax Withholding | 37,067 | $560K | 2/25/2025 |
| Chris Bonner | ▲ Buy | Grant | 1,962 | $0 | 2/25/2025 |
| Chris Bonner | ▼ Sell | Tax Withholding | 583 | $9K | 2/25/2025 |
| Thomas L. Carter Jr. | ▲ Buy | Grant | 124,496 | $0 | 2/14/2025 |
| Luke Stevens Putman | ▲ Buy | Grant | 62,884 | $0 | 2/14/2025 |
| Clark Carrie Pearson | ▲ Buy | Grant | 62,884 | $0 | 2/14/2025 |
| Chris Bonner | ▲ Buy | Grant | 4,130 | $0 | 2/14/2025 |
| Taylor DeWalch | ▲ Buy | Grant | 51,599 | $0 | 2/14/2025 |
| Mathis William N. | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| Ashley J. Longmaid | ▲ Buy | Grant | 10,266 | $0 | 1/13/2025 |
| Alexander D. Stuart | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| Carin Marcy Barth | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| James Whitehead | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| William E. Randall | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| Michael C. Linn | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| D. Mark DeWalch | ▲ Buy | Grant | 13,324 | $0 | 1/13/2025 |
| Chris Bonner | ▼ Sell | Tax Withholding | 377 | $5K | 1/7/2025 |
| Thomas L. Carter Jr. | ▼ Sell | Tax Withholding | 37,781 | $547K | 1/7/2025 |
| Taylor DeWalch | ▼ Sell | Tax Withholding | 668 | $10K | 1/7/2025 |
| Clark Carrie Pearson | ▼ Sell | Tax Withholding | 9,894 | $143K | 1/7/2025 |
| Luke Stevens Putman | ▼ Sell | Tax Withholding | 15,479 | $224K | 1/7/2025 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,284 | $19K | 1/3/2025 |
| William E. Randall | ▲ Buy | Grant | 1,284 | $19K | 1/3/2025 |
| Mathis William N. | ▲ Buy | Grant | 1,455 | $21K | 1/3/2025 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,541 | $22K | 1/3/2025 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,284 | $19K | 1/3/2025 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,241 | $19K | 10/4/2024 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,490 | $22K | 10/4/2024 |
| William E. Randall | ▲ Buy | Grant | 1,241 | $19K | 10/4/2024 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,241 | $19K | 10/4/2024 |
| Mathis William N. | ▲ Buy | Grant | 1,407 | $21K | 10/4/2024 |
| Thomas L. Carter Jr. | ▲ Buy | Open Market | 100,000 | $1.4M | 9/6/2024 |
| Clark Carrie Pearson | ▼ Sell | Open Market | 18,532 | $275K | 8/26/2024 |
| D. Mark DeWalch | ▲ Buy | Open Market | 34,200 | $500K | 8/15/2024 |
| William E. Randall | ▲ Buy | Grant | 1,196 | $19K | 7/5/2024 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,196 | $19K | 7/5/2024 |
| Mathis William N. | ▲ Buy | Grant | 1,356 | $21K | 7/5/2024 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,435 | $22K | 7/5/2024 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,196 | $19K | 7/5/2024 |
| Ashley J. Longmaid | ▲ Buy | Grant | 6,064 | $0 | 4/11/2024 |
| D. Mark DeWalch | ▲ Buy | Grant | 1,173 | $19K | 4/5/2024 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 1,173 | $19K | 4/5/2024 |
| Mathis William N. | ▲ Buy | Grant | 1,329 | $21K | 4/5/2024 |
| Alexander D. Stuart | ▲ Buy | Grant | 1,408 | $22K | 4/5/2024 |
| William E. Randall | ▲ Buy | Grant | 1,173 | $19K | 4/5/2024 |
| D. Mark DeWalch | ▲ Buy | Open Market | 3,250 | $50K | 2/26/2024 |
| Clark Carrie Pearson | ▼ Sell | Tax Withholding | 6,206 | $93K | 2/20/2024 |
| Kiefer Evan Montgomery | ▲ Buy | Grant | 6,946 | $0 | 2/20/2024 |
| Kiefer Evan Montgomery | ▼ Sell | Tax Withholding | 1,703 | $25K | 2/20/2024 |
| Luke Stevens Putman | ▼ Sell | Tax Withholding | 42,293 | $631K | 2/20/2024 |
| Smajstrla Dawn | ▲ Buy | Grant | 23,704 | $0 | 2/20/2024 |
| Smajstrla Dawn | ▼ Sell | Tax Withholding | 5,772 | $86K | 2/20/2024 |
| Luke Stevens Putman | ▲ Buy | Grant | 107,476 | $0 | 2/20/2024 |
| Thomas L. Carter Jr. | ▲ Buy | Grant | 292,275 | $0 | 2/20/2024 |
| Thomas L. Carter Jr. | ▼ Sell | Tax Withholding | 115,011 | $1.7M | 2/20/2024 |
| Clark Carrie Pearson | ▲ Buy | Grant | 25,484 | $0 | 2/20/2024 |
| Thomas L. Carter Jr. | ▲ Buy | Grant | 111,510 | $0 | 1/31/2024 |
| Kiefer Evan Montgomery | ▲ Buy | Grant | 28,658 | $0 | 1/31/2024 |
| Luke Stevens Putman | ▲ Buy | Grant | 56,325 | $0 | 1/31/2024 |
| Clark Carrie Pearson | ▲ Buy | Grant | 39,759 | $0 | 1/31/2024 |
| Smajstrla Dawn | ▲ Buy | Grant | 15,243 | $0 | 1/31/2024 |
| Jerry Kyle V Jr. | ▲ Buy | Grant | 12,307 | $0 | 1/11/2024 |
| Longmaid John H. | ▲ Buy | Grant | 12,307 | $0 | 1/11/2024 |
| Alexander D. Stuart | ▲ Buy | Grant | 12,307 | $0 | 1/11/2024 |
| D. Mark DeWalch | ▲ Buy | Grant | 12,307 | $0 | 1/11/2024 |
| Mathis William N. | ▲ Buy | Grant | 12,307 | $0 | 1/11/2024 |
| Michael C. Linn | ▲ Buy | Grant | 12,307 | $0 | 1/11/2024 |
| Carin Marcy Barth | ▲ Buy | Grant | 12,307 | $0 | 1/11/2024 |