SMCI Super Micro Computer, Inc.: institutional ownership and insider trading
869 funds reported holding $20.8B of Super Micro Computer, Inc. in their latest 13F filings; in Q2 2026 funds net bought $2.90B, with 139 new positions and 84 funds selling out; over the last 12 months insiders bought $0 and sold $27.9M on the open market.
Famous investors holding SMCI
- Renaissance Technologies (Renaissance Technologies): $199M, 0.3% of the portfolio
- Two Sigma (Two Sigma Investments): $314M, 0.2% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $319M, 0.2% of the portfolio
- Ken Griffin (Citadel Advisors): $597M, 0.1% of the portfolio
- Izzy Englander (Millennium Management): $133M, 0.1% of the portfolio
- Ray Dalio (Bridgewater Associates): $2.41M, 0.0% of the portfolio
Largest institutional holders of SMCI
- VANGUARD GROUP INC — $1.99B
- JANE STREET GROUP, LLC — $1.48B
- BlackRock, Inc. (BLK) — $1.40B
- SUSQUEHANNA INTERNATIONAL GROUP, LLP — $1.25B
- VANGUARD CAPITAL MANAGEMENT LLC — $1.07B
- VANGUARD PORTFOLIO MANAGEMENT LLC — $964M
- STATE STREET CORP (STT, STT-PG) — $723M
- UBS Group AG (UBS) — $624M
- CITADEL ADVISORS LLC — $597M
- GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) — $506M
Recent SMCI insider trades
- Oct 7, 2026: Liu Liang Chiu-Chu Sara sold 100,000 shares ($4.50M)
- Oct 7, 2026: Liang Charles sold 100,000 shares ($4.50M)
- Sep 4, 2026: Liu Liang Chiu-Chu Sara sold 200,000 shares ($7.72M)
- Sep 4, 2026: Liang Charles sold 200,000 shares ($7.72M)
Members of Congress trading SMCI
- Nov 12, 2025: Gilbert Ray Cisneros, Jr. sold part of $1.00K–$15.0K
- Sep 5, 2025: Gilbert Ray Cisneros, Jr. bought $1.00K–$15.0K
- May 2, 2025: Tim Moore sold $15.0K–$50.0K
- Apr 30, 2025: Tim Moore bought $15.0K–$50.0K
- Apr 8, 2025: Robert P. Bresnahan, Jr. sold $1.00K–$15.0K
- Apr 1, 2025: Julie Johnson sold $1.00K–$15.0K
- Feb 25, 2025: Robert P. Bresnahan, Jr. bought $1.00K–$15.0K
- Jan 15, 2025: Julie Johnson bought $1.00K–$15.0K
- Jan 13, 2025: Robert P. Bresnahan, Jr. sold $1.00K–$15.0K
5%+ owners
- JANE STREET GROUP, LLC: 7.4% (Schedule 13G/A, filed Aug 13, 2026)
- Vanguard Capital Management: 6.3% (Schedule 13G, filed Apr 30, 2026)
- Capital Ventures International: 5.1% (Schedule 13G/A, filed Aug 14, 2026)
- Vanguard Portfolio Management: 5.1% (Schedule 13G, filed Jul 31, 2026)