Here are the Form 4 insider transactions from Black Stone Minerals, L.P. (BSM) in our archive over the last 12 months, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow BSM and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full BSM filings page.
Black Stone Minerals, L.P. senior vice president, chief financial officer, and treasurer Chris Bonner reported a small change in his ownership of company common units representing limited partner interests. On 01/07/2026, he disposed of 642 common units at a price of $13.38 per unit, coded as transaction type "F," which the filing explains represents tax withholding associated with the vesting of restricted common units issued pursuant to the LTIP. After this transaction, Bonner beneficially owned 6,938 common units directly.
Black Stone Minerals, L.P. executive reports tax-related unit withholding
Black Stone Minerals, L.P. Co-CEO, President, and director Taylor DeWalch reported a Form 4 transaction involving the partnership's common units representing limited partner interests. On January 7, 2026, DeWalch had 5,458 common units disposed of at $13.38 per unit under transaction code F, which indicates shares withheld to cover taxes. A footnote explains that this represents tax withholding tied to the vesting of restricted common units issued under the company's long-term incentive plan.
Following this tax withholding transaction, DeWalch beneficially owned 59,783 common units directly. The filing reflects an administrative equity event related to compensation rather than an open-market purchase or sale.
Black Stone Minerals, L.P. Executive Chairman Thomas L. Carter Jr. reported a tax-related share withholding on common units representing limited partner interests. On 01/07/2026, 34,933 common units were withheld at $13.38 per unit to cover taxes upon the vesting of restricted common units issued under the company’s LTIP. After this transaction, he beneficially owned 3,477,768 common units directly, along with additional units held indirectly through family trusts, his spouse, and Carter2221, Ltd.
Black Stone Minerals, L.P. insider activity: Senior Vice President, General Counsel, and Secretary Luke S. Putman reported a tax-related share withholding tied to equity compensation. On 01/07/2026, 14,920 common units representing limited partner interests were withheld at a price of $13.38 per unit, coded as an "F" transaction, which indicates shares withheld to cover taxes upon vesting of equity awards.
Following this tax withholding, Putman beneficially owned 682,722 common units directly. The filing clarifies in a footnote that the transaction represents tax withholding associated with the vesting of restricted common units issued under the company’s long-term incentive plan, rather than an open-market sale.
Black Stone Minerals, L.P. director D. Mark DeWalch reported receiving additional equity as part of his board compensation. On 01/02/2026, he acquired 1,410 common units representing limited partner interests at $13.29 per unit, electing to take units instead of a cash retainer for service on the board of the partnership's general partner.
Following this transaction, DeWalch beneficially owned 378,350 common units directly. He also reported indirect beneficial ownership of 558,522 common units through DeWalch Diversified LP, 40,809 common units through the Donald Mark DeWalch Trust, and 6,749 common units through his wife.
Black Stone Minerals, L.P. director Alexander D. Stuart reported acquiring additional common units representing limited partner interests. On 01/02/2026 he received 1,693 common units, reported as an acquisition at a price of $13.29 per unit, under a previous arrangement to take board cash retainers in equity instead.
Following this transaction, he is shown as directly owning 2,038,450 common units. He also reports significant indirect ownership through various entities and trusts, including 1,251,634 common units held by RDS Investments, L.P. and 2,112,711 common units held by Topsfield Energy Ltd., along with additional indirect holdings through multiple family and marital trusts.
Black Stone Minerals, L.P. director William E. Randall reported acquiring additional equity in the partnership through board compensation. On 01/02/2026, he received 1,537 common units representing limited partner interests at a price of $13.29 per unit, electing to take units instead of a cash retainer for his service on the Board of Directors of the partnership's general partner. Following this transaction, he beneficially owned 176,031 common units, held directly.
Black Stone Minerals, L.P. director Jerry V. Kyle, Jr. reported receiving additional equity in the company. On 01/02/2026, he acquired 1,410 common units representing limited partner interests at $13.29 per unit, electing to take this award instead of a cash retainer for serving on the board of directors of the partnership’s general partner.
After this transaction, he directly holds 305,652 common units. He also reports indirect beneficial ownership of 250,088 units through the Lena C Anderson Kyle 1968 Trust, 4,000 units through a family limited partnership, and 350,182 units through the Lena C A Kyle Trust. The filing is made by a single reporting person.