Black Stone Minerals insider purchases 41,000 units valued near $12 each
Rhea-AI Filing Summary
Thomas L. Carter Jr., CEO, President and Chairman of Black Stone Minerals, L.P. (BSM), reported insider purchases on 08/19/2025 and 08/20/2025. He acquired 20,000 common units on 08/19/2025 at a weighted-average price of $11.9665, bringing his direct holdings to 3,451,031 units. He acquired 21,000 common units on 08/20/2025 at a weighted-average price of $12.0295, increasing direct holdings to 3,472,031 units. The filing also lists substantial indirect beneficial ownership through several trusts, spouse, and Carter2221, Ltd., totaling over 11 million units indirectly.
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Insights
TL;DR: Senior executive made modest open-market purchases totaling 41,000 units at ~$12, increasing direct stake.
The reported purchases are open-market acquisitions executed over two days: 20,000 units on 08/19/2025 at a weighted-average $11.9665 and 21,000 units on 08/20/2025 at a weighted-average $12.0295. These transactions increased Mr. Carter's direct ownership from 3,431,031 to 3,472,031 units. Insider buys by a CEO can signal confidence but the size relative to his existing direct and indirect holdings is modest. All price ranges and weighted averages are disclosed in footnotes.
TL;DR: Filing is routine Section 16 disclosure showing compliance and concentration of indirect holdings.
The Form 4 properly discloses direct acquisitions and extensive indirect ownership via multiple trusts and an entity (Carter2221, Ltd.). Signature is by attorney-in-fact, and weighted-average pricing and range disclosures are provided. No dispositions, derivative transactions, or material governance changes are reported.
Insider Trade Summary
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Purchase | Common units representing limited partner interests | 21,000 | $12.0295 | $253K |
| Purchase | Common units representing limited partner interests | 20,000 | $11.9665 | $239K |
| holding | Common units representing limited partner interests | -- | -- | -- |
| holding | Common units representing limited partner interests | -- | -- | -- |
| holding | Common units representing limited partner interests | -- | -- | -- |
| holding | Common units representing limited partner interests | -- | -- | -- |
| holding | Common units representing limited partner interests | -- | -- | -- |
| holding | Common units representing limited partner interests | -- | -- | -- |
Footnotes (2)
- F1. The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $11.915 to $12.05, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote.
- F2. The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $11.94 to $12.07, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote.
AI-generated analysis. How Rhea-AI works. Not financial advice.
