Welcome to our dedicated page for Black Stone Minerals, L.P. SEC filings (Ticker: BSM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Black Stone Minerals, L.P. filings document the reporting obligations of a publicly traded oil and natural gas mineral and royalty partnership. Current reports on Form 8-K furnish quarterly and annual operating results, mineral and royalty production, working-interest volumes, net income, Adjusted EBITDA, distributable cash flow, cash distributions, distribution coverage, debt, and guidance.
Proxy materials describe annual limited partner voting matters, including elections to the Board of Directors of the partnership’s general partner. Other 8-K disclosures record governance and executive matters, including completed officer and director appointments, compensation arrangements, and amendments to prior material-event reports. Together, the filings cover operating performance, capital structure, unitholder distributions, governance, and risk-related public-company disclosure for BSM.
Black Stone Minerals, L.P. is soliciting proxies for its virtual 2026 annual meeting on June 11, 2026, where unitholders will vote on electing 12 directors, ratifying Deloitte as auditor, and approving named executive officer pay on an advisory basis. Holders of 212,498,512 common units and 14,711,219 preferred units (227,209,731 units in total on an as-converted basis) as of April 13, 2026 may vote, with AP Basileia SPV, LLC agreeing to follow Board recommendations on ordinary-course matters. The proxy describes board structure, independence, ESG oversight, related-party policies, and a pay program emphasizing performance-based incentives, including STI bonuses tied to adjusted EBITDAX and long-term equity awards. It also details a CEO succession effective January 1, 2026, with Thomas L. Carter, Jr. becoming Executive Chairman and Fowler T. Carter and H. Taylor DeWalch appointed Co-Chief Executive Officers.
Black Stone Minerals, L.P. senior vice president, general counsel and secretary Luke Stevens Putman reported an open-market sale of common units representing limited partner interests. On April 6, 2026, he sold 29,386 common units at a weighted average price of $14.4517 per unit. After this transaction, he directly owned 732,031 common units. A footnote explains the units were sold in multiple trades at prices ranging from $14.31 to $14.64 per unit.
Kyle Jerry V. Jr. reported acquisition or exercise transactions in this Form 4 filing.
Black Stone Minerals, L.P. director Jerry V. Kyle Jr. received a grant of 1,240 common units representing limited partner interests on April 2, 2026, valued at $15.12 per unit. According to a footnote, he elected to receive these units in lieu of a cash retainer for serving on the Board of Directors of the partnership’s general partner.
After this equity award, he directly holds 321,147 common units. The filing also lists indirect holdings of 250,088 units held by the Lena C Anderson Kyle 1968 Trust, 4,000 units held by a family limited partnership, and 350,182 units held by the Lena C A Kyle Trust.
Randall William E. reported acquisition or exercise transactions in this Form 4 filing.
Black Stone Minerals, L.P. director Randall William E. received an equity award of 1,488 common units representing limited partner interests at a value of $15.12 per unit. Following this grant, he directly holds 191,774 common units. According to the disclosure, he elected to take these units in lieu of a cash retainer for serving on the Board of Directors of the partnership’s general partner.
Hamman Anne Lenoir reported acquisition or exercise transactions in this Form 4 filing.
Black Stone Minerals, L.P. director Anne Lenoir Hamman received a grant of 473 common units representing limited partner interests at $15.12 per unit as compensation, in lieu of a cash retainer for board service. This increased her directly held units to 7,086. She is also reported as having an indirect interest in 502,703 units through a family limited partnership, while disclaiming beneficial ownership beyond her pecuniary interest.
Stuart Alexander D. reported acquisition or exercise transactions in this Form 4 filing.
Black Stone Minerals, L.P. director Stuart Alexander D. received a grant of 1,570 common units representing limited partner interests on April 2, 2026 at $15.12 per unit. He elected units instead of a cash retainer for Board service and now holds 2,054,275 units directly, plus additional indirect holdings through various trusts and entities, including 2,112,711 units held by Topsfield Energy Ltd.
DeWalch D Mark reported acquisition or exercise transactions in this Form 4 filing.
Black Stone Minerals director D. Mark DeWalch received an equity grant of 1,240 common units representing limited partner interests on April 2, 2026 at $15.12 per unit. According to the footnote, he elected to take these units instead of a cash retainer for serving on the Board of Directors.
After this grant, he holds 393,845 units directly. He also reports additional indirect holdings, including units held through DeWalch Diversified LP, a personal trust, and his wife, reflecting a larger overall economic interest in Black Stone Minerals.
Morgan Stanley Smith Barney LLC (reported for a BSM insider) filed a Form 144 proposing a sale of 29,386 shares of common stock. The filing notes prior 10b5-1 sales of 30,276 shares on 03/05/2026 for $461,584.87. The securities are listed NYSE and the proposed sale date is 01/07/2026.
Hamman Anne Lenoir reported acquisition or exercise transactions in this Form 4 filing.
Black Stone Minerals, L.P. director Anne Lenoir Hamman received a grant of 6,613 common units representing limited partner interests on March 11, 2026 at no cost. This award brings her directly held units to 6,613.
The filing also lists 502,703 common units held indirectly through a family limited partnership. A footnote states she disclaims beneficial ownership of these securities except to the extent of her pecuniary interest.
Black Stone Minerals, L.P. reported that senior vice president, general counsel, and secretary Luke Stevens Putman sold 30,276 common units representing limited partner interests in an open-market transaction on March 5, 2026 at an average price of $15.2459 per unit. After this sale, he directly holds 761,417 units.