17 insiders reported 110 Form 4 transactions for Black Stone Minerals, L.P. (BSM) over the past 18 months (most recent 2026-07-02). Recent activity: Kyle Jerry V. Jr. (Director) Buy 1,342 shares, Stuart Alexander D. (Director) Buy 1,700 shares, Randall William E. (Director) Buy 1,610 shares, Hamman Anne Lenoir (Director) Buy 1,342 shares, DeWalch D Mark (Director) Buy 1,342 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | Kyle Jerry V. Jr. | Director | Buy | 1,342 | $18,748 |
| 2026-07-02 | Stuart Alexander D. | Director | Buy | 1,700 | $23,749 |
| 2026-07-02 | Randall William E. | Director | Buy | 1,610 | $22,492 |
| 2026-07-02 | Hamman Anne Lenoir | Director | Buy | 1,342 | $18,748 |
| 2026-07-02 | DeWalch D Mark | Director | Buy | 1,342 | $18,748 |
| 2026-06-02 | DeWalch D Mark | Director | Buy | 36,363 | $490,028 |
| 2026-06-02 | DeWalch D Mark | Director | Buy | 36,363 | $495,326 |
| 2026-05-14 | Carter Thomas L Jr | Executive Chairman | Buy | 1,120 | $15,120 |
| 2026-05-13 | Longmaid Ashley J | Director | Sell | 11,128 | $149,697 |
| 2026-05-12 | Carter Thomas L Jr | Executive Chairman | Buy | 23,604 | $314,372 |
| 2026-05-12 | Carter Thomas L Jr | Executive Chairman | Buy | 25,000 | $336,855 |
| 2026-05-12 | Carter Thomas L Jr | Executive Chairman | Buy | 19,154 | $258,108 |
| 2026-04-07 | Putman Luke Stevens | SVP, General Counsel, and Sec | Sell | 29,386 | $424,678 |
| 2026-04-06 | Kyle Jerry V. Jr. | Director | Buy | 1,240 | $18,749 |
| 2026-04-06 | DeWalch D Mark | Director | Buy | 1,240 | $18,749 |
| 2026-04-06 | Stuart Alexander D. | Director | Buy | 1,570 | $23,738 |
| 2026-04-06 | Randall William E. | Director | Buy | 1,488 | $22,499 |
| 2026-04-06 | Hamman Anne Lenoir | Director | Buy | 473 | $7,152 |
| 2026-03-12 | Hamman Anne Lenoir | Director | Buy | 6,613 | $0 |
| 2026-03-06 | Putman Luke Stevens | SVP, General Counsel, and Sec | Sell | 30,276 | $461,709 |
| 2026-02-26 | Carter Thomas L Jr | Executive Chairman | Sell | 53,641 | $816,952 |
| 2026-02-26 | Bonner Chris | SVP, CFO, and Treasurer | Sell | 430 | $6,549 |
| 2026-02-26 | Carter Thomas L Jr | Executive Chairman | Buy | 136,315 | $0 |
| 2026-02-26 | Bonner Chris | SVP, CFO, and Treasurer | Buy | 1,447 | $0 |
| 2026-02-26 | Putman Luke Stevens | SVP, General Counsel, and Sec | Buy | 68,853 | $0 |
Source: SEC Form 4 filings · as of 2026-07-02