Black Stone Minerals, L.P.
BSM- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001621434
Insider trades, last 90 days
0 buys · 1 sell
- Sold $28.1M
- Open-market purchases (P) and sales (S), counted by Form 4 filing.
13F holders, Q2 2026
200
- +7 vs. Q1 2026
- Total value $634.33M
Superinvestors holding BSM
0
- None of the superinvestors held BSM at the end of Q2 2026.
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by BSM insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Aug 10, 20264:48 PM ET | Aug 6, 2026 | Whitehead JamesDirector | SSaleCommon units representing limited partner interests | −2.13M | $13.21 | −$28.1M | 646.06K | −76.7% | SEC |
| Jun 2, 2026 | May 29 – Jun 1, 2026 | DeWalch D MarkDirector | PPurchaseCommon units representing limited partner interests | +72.73K | $13.55 | +$985.44K | 631.25K | +13.0% | SEC |
| May 28, 2026 | May 28, 2026 | DeWalch D MarkDirector | PPurchaseCommon units representing limited partner interests | +37.65K | $13.21 | +$497.36K | 431.5K | +9.6% | SEC |
| May 14, 2026 | May 13, 2026 | Carter Thomas L JrExecutive Chairman | PPurchaseCommon units representing limited partner interests | +1.12K | $13.50 | +$15.12K | 3.68M | 0.0% | SEC |
| May 13, 2026 | May 12, 2026 | Longmaid Ashley JDirector | SSaleCommon units representing limited partner interests | −11.13K | $13.45 | −$149.67K | 137.34K | −7.5% | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in BSM at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MORGAN STANLEY | 8,899,403 | $124.32M | 0.01% | +627,645+7.6% | Added |
| William Marsh Rice University | 5,663,476 | $79.12M | 36.09% | 00.0% | Unchanged |
| FMR LLC | 4,518,071 | $63.12M | 0.00% | −19,100−0.4% | Reduced |
| BANK OF AMERICA CORP /DE/ | 2,080,058 | $29.06M | 0.00% | −27,234−1.3% | Reduced |
| PENN DAVIS MCFARLAND INC | 1,958,137 | $27.36M | 2.44% | −1,451−0.1% | Reduced |