DeWalch D Mark
SEC CIK 1638259 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| BSM | Black Stone Minerals, L.P. | Dir | 432.8K | $3.34M | — | 22 | 2022-01-11 | 2026-07-02 |
Most active insiders at BSM, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Whitehead James | Dir | — | $28.10M |
| 2 | Putman Luke Stevens | SVP, GC, Sec | — | $2.18M |
| 3 | DeWalch D Mark | Dir | $1.48M | — |
| 4 | Carter Thomas L Jr | Executive COB, Dir | $924.5K | — |
| 5 | Longmaid Ashley J | Dir | — | $149.7K |
| 6 | Hamman Anne Lenoir | Dir | — | — |
| 7 | Phillips Erin Leah | Ctrl (PAO) | — | — |
| 8 | Carter Fowler | Pres, Co-CEO, Dir | — | — |
| 9 | Bonner Chris | SVP, CFO, Treas | — | — |
| 10 | DeWalch Taylor | Pres, Co-CEO, Dir | — | — |
Transactions 22
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-02 16:55 | 2026-07-02 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $13.97 | +1,342 | 432.8K | +0.3% | +$18.7K | |
| MI | 2026-06-02 16:32 | 2026-05-29+ | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | P - Purchase | $13.55 | +72.7K | 631.2K | +13% | +$985.4K |
| 2026-05-28 17:09 | 2026-05-28 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | P - Purchase | $13.21 | +37.6K | 431.5K | +10% | +$497.3K | |
| 2026-04-06 17:08 | 2026-04-02 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $15.12 | +1,240 | 393.8K | +0.3% | +$18.7K | |
| 2026-01-15 | 2026-01-13 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $0.00 | +14.3K | 392.6K | +4% | $0 | |
| 2026-01-06 | 2026-01-02 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $13.29 | +1,410 | 378.4K | +0.4% | +$18.7K | |
| 2025-10-07 | 2025-10-03 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $13.14 | +1,426 | 376.9K | +0.4% | +$18.7K | |
| 2025-07-03 | 2025-07-03 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $13.08 | +1,433 | 375.5K | +0.4% | +$18.7K | |
| 2025-04-07 | 2025-04-04 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $15.27 | +1,227 | 374.1K | +0.3% | +$18.7K | |
| 2025-01-15 | 2025-01-13 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $0.00 | +13.3K | 372.9K | +4% | $0 | |
| 2025-01-07 | 2025-01-03 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $14.60 | +1,284 | 359.5K | +0.4% | +$18.7K | |
| 2024-10-08 | 2024-10-04 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $15.10 | +1,241 | 358.2K | +0.3% | +$18.7K | |
| 2024-08-15 | 2024-08-15 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | P - Purchase | $14.62 | +34.2K | 357.0K | +11% | +$500.0K | |
| 2024-07-08 | 2024-07-05 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $15.67 | +1,196 | 322.8K | +0.4% | +$18.7K | |
| 2024-04-09 | 2024-04-05 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $15.98 | +1,173 | 321.6K | +0.4% | +$18.7K | |
| 2024-02-27 | 2024-02-26 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | P - Purchase | $15.47 | +3,250 | 320.4K | +1% | +$50.3K | |
| 2024-01-16 | 2024-01-11 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $0.00 | +12.3K | 317.2K | +4% | $0 | |
| M | 2023-11-17 | 2023-11-16+ | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | P - Purchase | $17.32 | +44.0K | 282.6K | +18% | +$762.0K |
| I | 2023-03-07 | 2023-03-06 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | P - Purchase | $15.85 | +3,100 | 13.4K | +30% | +$49.1K |
| 2023-03-07 | 2023-03-06 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | P - Purchase | $15.85 | +31.1K | 260.9K | +14% | +$493.7K | |
| 2023-01-13 | 2023-01-11 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $0.00 | +12.5K | 229.7K | +6% | $0 | |
| 2022-01-11 | 2022-01-11 | BSM | Black Stone Minerals, L.P. | DeWalch D Mark | Dir | A - Grant | $0.00 | +14.1K | 217.2K | +7% | $0 |
Purchase Sale Sale after option exercise All abbreviations