Black Stone Minerals, L.P. (BSM) Institutional Ownership

Ownership Summary

Black Stone Minerals, L.P. (NYSE:BSM) appears in 186 institutional 13F filings for the quarter ending December 2025.

• These investors collectively held 19.1% of Black Stone Minerals's outstanding shares in December 2025, up from 18.0% in September 2025.
• Their total shares held in BSM increased 12.27% from the prior quarter, while the number of investors in Black Stone Minerals increased 5.08% year over year.
• During the quarter, 80 of these 186 funds increased positions in BSM, 47 reduced exposure, and 59 held steady.
• Altogether, these fund groups held 40.57Mn shares in BSM by December 2025, up by 4.43Mn shares quarter on quarter, and up 1.04Mn shares year over year.
• Morgan Stanley is the top holder of Black Stone Minerals as of December 31, 2025, with 8.27Mn shares representing 3.9% of outstanding stock.
• The largest buyers of Black Stone Minerals for the quarter ending December 2025 were FMR LLC (2.66Mn), Ameriprise Financial Inc (1.18Mn), Morgan Stanley (1.16Mn), Long Corridor Asset Management Ltd (772.0K), EVERGREEN CAPITAL MANAGEMENT LLC (197.96K).
• Leading sellers of Black Stone Minerals shares for the quarter ending December 2025 were UBS Group AG (420.48K), Corient Private Wealth LLC (347.76K), GraniteShares Advisors LLC (220.29K), Citigroup Inc (207.91K), Regions Financial Corp (189.15K).
• According to Business Quant data, leading holders of BSM for December 2025 are Morgan Stanley (8.27Mn), William Marsh Rice University (5.66Mn), FMR LLC (4.54Mn), Bank Of America Corp /De/ (2.11Mn), PENN DAVIS MCFARLAND INC (1.96Mn), INVESTMENT MANAGEMENT ASSOCIATES INC /ADV (1.9Mn), NATIXIS (1.58Mn), Ameriprise Financial Inc (1.18Mn), BROWN ADVISORY INC (878.0K), Long Corridor Asset Management Ltd (772.0K).