RIOT Riot Platforms, Inc.: institutional ownership and insider trading
495 funds reported holding $10.7B of Riot Platforms, Inc. in their latest 13F filings; in Q2 2026 funds net bought $1.03B, with 102 new positions and 56 funds selling out; over the last 12 months insiders bought $0 and sold $9.50M on the open market.
Famous investors holding RIOT
- Jeff Smith (Starboard Value): $279M, 6.2% of the portfolio
- Stanley Druckenmiller (Duquesne Family Office): $20.7M, 0.4% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $149M, 0.1% of the portfolio
- Two Sigma (Two Sigma Investments): $99.5M, 0.1% of the portfolio
- Izzy Englander (Millennium Management): $83.3M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $25.4M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $218M, 0.0% of the portfolio
Largest institutional holders of RIOT
- BlackRock, Inc. (BLK) — $876M
- JANE STREET GROUP, LLC — $690M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $595M
- FMR LLC — $538M
- VANGUARD GROUP INC — $506M
- Situational Awareness LP — $468M
- VANGUARD CAPITAL MANAGEMENT LLC — $415M
- GEODE CAPITAL MANAGEMENT, LLC — $288M
- TOMS Capital Investment Management LP — $284M
- Starboard Value LP — $279M
Recent RIOT insider trades
- Aug 5, 2026: Werner Ryan D. sold 47,733 shares ($1.06M)
- Jul 7, 2026: Werner Ryan D. sold 17,828 shares ($384K)
- Jun 22, 2026: Les Jason sold 62,703 shares ($1.89M)
- Jun 22, 2026: Werner Ryan D. sold 25,375 shares ($761K)
5%+ owners
- FMR LLC: 7.6% (Schedule 13G/A, filed Aug 6, 2026)
- Vanguard Portfolio Management: 5.8% (Schedule 13G, filed Apr 29, 2026)
- JANE STREET GROUP, LLC: 5.3% (Schedule 13G, filed May 11, 2026)