# Black Stone Minerals, L.P. (BSM) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/bsm

> 9 non-derivative transactions: 0 purchases, 2 sales ($28.1M). CIK 1621434.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-08-18 | Stuart Alexander D. | Director | G | 15900.0 | 0.0 | 2040075.0 | https://www.sec.gov/Archives/edgar/data/1621434/000163992126000011/0001639921-26-000011-index.htm |
| 2026-08-06 | Whitehead James | Director | S | 498343.0 | 13.21 | 0.0 | https://www.sec.gov/Archives/edgar/data/1621434/000198772426000004/0001987724-26-000004-index.htm |
| 2026-08-06 | Whitehead James | Director | S | 1628762.0 | 13.21 | 646058.0 | https://www.sec.gov/Archives/edgar/data/1621434/000198772426000004/0001987724-26-000004-index.htm |
| 2026-07-31 | Kyle Jerry V. Jr. | Director | J | 7665.0 |  | 7665.0 | https://www.sec.gov/Archives/edgar/data/1621434/000163692026000010/0001636920-26-000010-index.htm |
| 2026-07-02 | Kyle Jerry V. Jr. | Director | A | 1342.0 | 13.97 | 322489.0 | https://www.sec.gov/Archives/edgar/data/1621434/000163692026000008/0001636920-26-000008-index.htm |
| 2026-07-02 | DeWalch D Mark | Director | A | 1342.0 | 13.97 | 432837.0 | https://www.sec.gov/Archives/edgar/data/1621434/000163825926000012/0001638259-26-000012-index.htm |
| 2026-07-02 | Stuart Alexander D. | Director | A | 1700.0 | 13.97 | 2055975.0 | https://www.sec.gov/Archives/edgar/data/1621434/000163992126000009/0001639921-26-000009-index.htm |
| 2026-07-02 | Randall William E. | Director | A | 1610.0 | 13.97 | 193384.0 | https://www.sec.gov/Archives/edgar/data/1621434/000170933526000008/0001709335-26-000008-index.htm |
| 2026-07-02 | Hamman Anne Lenoir | Director | A | 1342.0 | 13.97 | 8428.0 | https://www.sec.gov/Archives/edgar/data/1621434/000211048426000005/0002110484-26-000005-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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