Black Stone Minerals, L.P. (BSM): 7 insider purchases in the last two years (6 opportunistic).
| Filed | Insider | Shares | Price | Value | Type |
|---|---|---|---|---|---|
| Jun 2, 2026 | DeWalch D Mark Director | 72,726 | $13.55 | $985.4K | no history |
| Sep 12, 2025 | Carter Thomas L Jr Director, Officer | 15,300 | $12.57 | $192.4K | opportunistic |
| Sep 10, 2025 | Carter Thomas L Jr Director, Officer | 25,370 | $12.08 | $306.6K | opportunistic |
| Aug 20, 2025 | Carter Thomas L Jr Director, Officer | 41,000 | $12.00 | $492.0K | opportunistic |
| Aug 14, 2025 | Carter Thomas L Jr Director, Officer | 9,200 | $12.36 | $113.7K | opportunistic |
| Aug 11, 2025 | Carter Thomas L Jr Director, Officer | 72,210 | $12.18 | $879.3K | opportunistic |
| May 21, 2025 | Carter Thomas L Jr Director, Officer | 14,500 | $13.52 | $196.0K | opportunistic |
Open-market purchases from SEC Form 4. "Opportunistic" = this insider trades every year but not on a fixed schedule (Cohen, Malloy & Pomorski); "routine" buys carry little information.
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