Riot Platforms, Inc. (RIOT) Institutional Ownership

Ownership Summary

Riot Platforms, Inc. (NASDAQ:RIOT) is held by 380 institutional investors per 13F filings through December 2025.

• These investors collectively held 66.4% of Riot Platforms's outstanding shares in December 2025, down from 66.8% in September 2025.
• They increased total shares held in Riot Platforms by 4.38% from last quarter, and the number of investors in RIOT increased 19.87% annually.
• Of these 380 holders, 211 added to their stakes in Riot Platforms, 118 trimmed positions, and 51 made no changes.
• Combined, these investors held 267.87Mn shares in RIOT for December 2025, up by 11.24Mn shares quarter on quarter, and up 68.26Mn shares year over year.
• BlackRock, Inc. is the top holder of Riot Platforms as of December 31, 2025, with 29.65Mn shares representing 7.35% of outstanding stock.
• The largest buyers of Riot Platforms for the quarter ending December 2025 were VANGUARD PORTFOLIO MANAGEMENT LLC (21.69Mn), VANGUARD CAPITAL MANAGEMENT LLC (14.87Mn), Situational Awareness Partners LP (11.5Mn), Situational Awareness LP (5.33Mn), Nomura Holdings Inc (4.81Mn).
• The largest sellers of Riot Platforms for the quarter ending December 2025 were Goldman Sachs Group Inc (5.92Mn), Value Aligned Research Advisors, LLC (4.45Mn), T. Rowe Price Investment Management, Inc. (2.04Mn), Qube Research & Technologies Ltd (1.64Mn), Morgan Stanley (1.02Mn).
• Business Quant data shows the 10 biggest positions in Riot Platforms as of December 2025 are held by BlackRock, Inc. (29.65Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (21.69Mn), Starboard Value LP (15.54Mn), FMR LLC (15.01Mn), VANGUARD CAPITAL MANAGEMENT LLC (14.87Mn), Situational Awareness Partners LP (11.5Mn), Situational Awareness LP (11.5Mn), Nomura Holdings Inc (9.91Mn), State Street Corp (9.19Mn), GEODE CAPITAL MANAGEMENT, LLC (8.96Mn).