IONQ IonQ, Inc.: institutional ownership and insider trading
845 funds reported holding $14.6B of IonQ, Inc. in their latest 13F filings; in Q2 2026 funds net bought $367M, with 234 new positions and 76 funds selling out; over the last 12 months insiders bought $225K and sold $7.21M on the open market.
Famous investors holding IONQ
- D. E. Shaw (D. E. Shaw & Co.): $193M, 0.1% of the portfolio
- Ken Griffin (Citadel Advisors): $371M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $121M, 0.0% of the portfolio
- Two Sigma (Two Sigma Investments): $55.0M, 0.0% of the portfolio
Largest institutional holders of IONQ
- VANGUARD GROUP INC — $1.56B
- MORGAN STANLEY (MS, MS-PA, MS-PE, MS-PF, MS-PI, MS-PK, MS-PL, MS-PO, MS-PP, MS-PQ) — $1.40B
- BlackRock, Inc. (BLK) — $1.11B
- SUSQUEHANNA INTERNATIONAL GROUP, LLP — $894M
- VANGUARD CAPITAL MANAGEMENT LLC — $831M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $743M
- JANE STREET GROUP, LLC — $537M
- STATE STREET CORP (STT, STT-PG) — $433M
- UBS Group AG (UBS) — $429M
- CITADEL ADVISORS LLC — $371M
Recent IONQ insider trades
- Sep 10, 2026: Raymond John w sold 2,407 shares ($89.6K)
- Jun 18, 2026: Raymond John w sold 3,815 shares ($210K)
- Jun 18, 2026: Chou Kathryn K. sold 2,757 shares ($152K)
- Jun 18, 2026: Toledano Gabrielle B sold 2,757 shares ($152K)
Members of Congress trading IONQ
- Mar 18, 2026: W. Gregory Steube bought $1.00K–$15.0K
5%+ owners
- Morgan Stanley: 5.6% (Schedule 13G, filed Aug 13, 2026)
- BlackRock, Inc.: 5.3% (Schedule 13G/A, filed Jul 28, 2026)