BLACK STONE MINERALS LP (BSM) Institutional Ownership and Insiders Activity

BLACK STONE MINERALS LP (BSM) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $1.88M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Tweedy, Browne Co All Funds (US) is the largest disclosed holder, reporting approximately $1.17M in BSM holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Tweedy, Browne Co All Funds (US) representing the majority of disclosed value.