JSPR Jasper Therapeutics, Inc.: institutional ownership and insider trading
51 funds reported holding $12.7M of Jasper Therapeutics, Inc. in their latest 13F filings; in Q2 2026 funds net sold $1.53M, with 3 new positions and 15 funds selling out; over the last 12 months insiders bought $0 and sold $0 on the open market.
Famous investors holding JSPR
- Izzy Englander (Millennium Management): $205K, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $100K, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $96.2K, 0.0% of the portfolio
Largest institutional holders of JSPR
- VANGUARD GROUP INC — $2.43M
- Qiming U.S. Ventures Management, LLC — $2.21M
- Nuveen Asset Management, LLC — $1.78M
- Fernwood Investment Management, LLC — $1.13M
- Velan Capital Investment Management LP — $1.12M
- ACORN CAPITAL ADVISORS, LLC — $604K
- KINGDON CAPITAL MANAGEMENT, L.L.C. — $569K
- VANGUARD CAPITAL MANAGEMENT LLC — $493K
- Rock Springs Capital Management LP — $463K
- Carlyle Group Inc. (CG, CGABL) — $449K
Recent JSPR insider trades
- Sep 22, 2025: Wiggans Thomas G bought 41,000 shares ($99.6K)
- Sep 22, 2025: Lucas Svetlana bought 20,000 shares ($48.6K)
- Sep 22, 2025: Martell Ron bought 41,000 shares ($99.6K)
- Sep 22, 2025: Shizuru Judith Anne bought 41,000 shares ($99.6K)
5%+ owners
- Velan Capital Investment Management LP: 9.9% (Schedule 13G, filed Aug 17, 2026)