Black Stone Minerals, L.P.
BSM- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001621434
In the last 90 days, Black Stone Minerals, L.P. insiders filed 0 open-market purchases and 1 sale; 200 institutions reported holding it in 13F filings for Q2 2026, worth $628.2M in total; no superinvestor holds it.
Holders of 5% or more of BSM
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Black Stone Minerals, L.P., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Morgan Stanley | 13G | 5.20%11.0M shares | New | Aug 20, 20261 filing | Aug 20, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Black Stone Minerals, L.P., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 20, 20264:50 PM ET | Morgan Stanley | 13G | 5.20%11.0M shares | New | Aug 6, 2026 | SEC |
| May 13, 20254:30 PM ET | Carlyle Group Inc.and 10 others | 13G/A | 0.00%0 shares | –Below 5% | Mar 31, 2025 | SEC |
| Feb 11, 2022 | Carlyle Group Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Black Stone Minerals, L.P. shares.
No Form 144 notices for Black Stone Minerals, L.P. are on file.