BSM
Black Stone Minerals, L.P.
NYSE · Energy · Oil & Gas Exploration & Production · US
$14.59
−1.08%0
Insider buys (3m)
2
Insider sells (3m)
-$28.1M
Net value (3m)
+1.6%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Oct 5, 2026 | Stuart Alexander D. · director | A-Award | 1,658 | $14 |
| Oct 5, 2026 | Kyle Jerry V. Jr. · director | A-Award | 1,309 | $14 |
| Oct 5, 2026 | DeWalch D Mark · director | A-Award | 1,309 | $14 |
| Oct 5, 2026 | Hamman Anne Lenoir · director | A-Award | 1,309 | $14 |
| Oct 5, 2026 | Randall William E. · director | A-Award | 1,571 | $14 |
| Aug 10, 2026 | Whitehead James · director | Sale | 1,628,762 | $13 |
| Aug 10, 2026 | Whitehead James · director | Sale | 498,343 | $13 |
| Jul 2, 2026 | Stuart Alexander D. · director | A-Award | 1,700 | $14 |
| Jul 2, 2026 | DeWalch D Mark · director | A-Award | 1,342 | $14 |
| Jul 2, 2026 | Hamman Anne Lenoir · director | A-Award | 1,342 | $14 |
| Jul 2, 2026 | Kyle Jerry V. Jr. · director | A-Award | 1,342 | $14 |
| Jul 2, 2026 | Randall William E. · director | A-Award | 1,610 | $14 |
| Jun 2, 2026 | DeWalch D Mark · director | Purchase | 36,363 | $13 |
| May 28, 2026 | DeWalch D Mark · director | Purchase | 37,650 | $13 |
| May 14, 2026 | Carter Thomas L Jr · director, officer: Executive Chairman | Purchase | 1,120 | $13 |
| May 13, 2026 | Longmaid Ashley J · director | Sale | 11,128 | $13 |
| May 12, 2026 | Carter Thomas L Jr · director, officer: Executive Chairman | Purchase | 25,000 | $13 |
| May 12, 2026 | Carter Thomas L Jr · director, officer: Executive Chairman | Purchase | 23,604 | $13 |
| May 12, 2026 | Carter Thomas L Jr · director, officer: Executive Chairman | Purchase | 19,154 | $13 |
| May 6, 2026 | Putman Luke Stevens · officer: SVP, General Counsel, and Sec | Sale | 29,386 | $14 |
| Apr 7, 2026 | Putman Luke Stevens · officer: SVP, General Counsel, and Sec | Sale | 29,386 | $14 |
| Apr 6, 2026 | Randall William E. · director | A-Award | 1,488 | $15 |
| Apr 6, 2026 | Stuart Alexander D. · director | A-Award | 1,570 | $15 |
| Apr 6, 2026 | Hamman Anne Lenoir · director | A-Award | 473 | $15 |
| Apr 6, 2026 | Kyle Jerry V. Jr. · director | A-Award | 1,240 | $15 |
| Apr 6, 2026 | DeWalch D Mark · director | A-Award | 1,240 | $15 |
| Mar 12, 2026 | Hamman Anne Lenoir · director | A-Award | 6,613 | $0.00 |
| Mar 6, 2026 | Putman Luke Stevens · officer: SVP, General Counsel, and Sec | Sale | 30,276 | $15 |
| Feb 26, 2026 | Carter Thomas L Jr · director, officer: Executive Chairman | A-Award | 136,315 | $0.00 |
| Feb 26, 2026 | Carter Fowler · director, officer: Co-CEO and President | A-Award | 1,330 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 37Increased 109Reduced 97Sold out 11
| Filer | Action | Shares | Filed |
|---|---|---|---|
| MORGAN STANLEY | Increased | 8,899,403 | Aug 13, 2026 |
| MORGAN STANLEY | Reduced | 8,271,758 | May 15, 2026 |
| WILLIAM MARSH RICE UNIVERSITY | Unchanged | 5,663,476 | May 11, 2026 |
| William Marsh Rice University | Unchanged | 5,663,476 | Jul 23, 2026 |
| FMR LLC | Increased | 4,537,171 | May 15, 2026 |
| FMR LLC | Reduced | 4,518,071 | Aug 13, 2026 |
| BANK OF AMERICA CORP /DE/ | Reduced | 2,107,292 | May 18, 2026 |
| BANK OF AMERICA CORP /DE/ | Reduced | 2,080,058 | Aug 14, 2026 |
| PENN DAVIS MCFARLAND INC | Reduced | 1,958,137 | Jul 15, 2026 |
| INVESTMENT MANAGEMENT ASSOCIATES INC /ADV | Reduced | 1,901,002 | May 7, 2026 |
| INVESTMENT MANAGEMENT ASSOCIATES INC /ADV | Reduced | 1,848,184 | Aug 3, 2026 |
| NATIXIS | Unchanged | 1,579,900 | May 14, 2026 |
| NATIXIS | Unchanged | 1,579,900 | Aug 13, 2026 |
| AMERIPRISE FINANCIAL INC | New Position | 1,181,399 | Jul 17, 2026 |
| AMERIPRISE FINANCIAL INC | Unchanged | 1,181,399 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 5, 2026