JSPR Jasper Therapeutics, Inc.
Jasper Therapeutics, Inc. (JSPR) Institutional Ownership
What the institutions did with JSPR last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
Sign in or subscribeLargest holders
| Manager | Shares | % of reported |
|---|---|---|
| Velan Capital Investment Management LP | 2.7M | 22.2% |
| ACORN CAPITAL ADVISORS, LLC | 1.4M | 12.0% |
| KINGDON CAPITAL MANAGEMENT, L.L.C. | 1.4M | 11.3% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.2M | 9.8% |
| Rock Springs Capital Management LP | 1.1M | 9.2% |
| Carlyle Group Inc. | 1.1M | 8.9% |
| GSA CAPITAL PARTNERS LLP | 534.7K | 4.5% |
| MILLENNIUM MANAGEMENT LLC | 486.9K | 4.1% |
| Lion Point Capital, LP | 465.0K | 3.9% |
| GEODE CAPITAL MANAGEMENT, LLC | 263.8K | 2.2% |
| RENAISSANCE TECHNOLOGIES LLC | 237.9K | 2.0% |
| BlackRock, Inc. | 169.6K | 1.4% |
| VANGUARD FIDUCIARY TRUST CO | 149.9K | 1.2% |
| ADAR1 Capital Management, LLC | 140.0K | 1.2% |
| Quarry LP | 131.5K | 1.1% |
| JANE STREET GROUP, LLC | 101.7K | 0.8% |
| UBS Group AG | 58.8K | 0.5% |
| Jain Global LLC | 51.2K | 0.4% |
| OSAIC HOLDINGS, INC. | 45.9K | 0.4% |
| STATE STREET CORP | 44.7K | 0.4% |
| NORTHERN TRUST CORP | 41.9K | 0.3% |
| DIKER MANAGEMENT LLC | 35.0K | 0.3% |
| Qube Research & Technologies Ltd | 33.7K | 0.3% |
| XTX Topco Ltd | 33.4K | 0.3% |
| SIMPLEX TRADING, LLC | 28.6K | 0.2% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| MORGAN STANLEY | Reduced | 1.3M | 1.7K | -1.3M |
| MILLENNIUM MANAGEMENT LLC | Reduced | 1.6M | 486.9K | -1.1M |
| BOOTHBAY FUND MANAGEMENT, LLC | Sold Out | 582.8K | 0 | -582.8K |
| GSA CAPITAL PARTNERS LLP | Increased | 19.1K | 534.7K | +515.6K |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Sold Out | 322.3K | 0 | -322.3K |
| BANK OF AMERICA CORP /DE/ | Reduced | 293.3K | 14.2K | -279.1K |
| Soleus Capital Management, L.P. | Sold Out | 276.3K | 0 | -276.3K |
| Knott David M Jr | Sold Out | 160.8K | 0 | -160.8K |
| JANE STREET GROUP, LLC | Increased | 21.4K | 101.7K | +80.3K |
| Verdad Advisers, LP | Sold Out | 74.0K | 0 | -74.0K |
| BlackRock, Inc. | Reduced | 242.1K | 169.6K | -72.4K |
| Squarepoint Ops LLC | Sold Out | 64.9K | 0 | -64.9K |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 177.5K | 237.9K | +60.4K |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 317.7K | 263.8K | -53.9K |
| MARSHALL WACE, LLP | Sold Out | 45.7K | 0 | -45.7K |
| NINE MASTS CAPITAL Ltd | Sold Out | 44.2K | 0 | -44.2K |
| IEQ CAPITAL, LLC | Reduced | 51.4K | 13.5K | -37.9K |
| Qube Research & Technologies Ltd | New | 0 | 33.7K | +33.7K |
| Jain Global LLC | Increased | 18.0K | 51.2K | +33.2K |
| READYSTATE ASSET MANAGEMENT LP | Sold Out | 27.5K | 0 | -27.5K |
| ACORN CAPITAL ADVISORS, LLC | Increased | 1.4M | 1.4M | +26.7K |
| UBS Group AG | Reduced | 81.1K | 58.8K | -22.4K |
| PANAGORA ASSET MANAGEMENT INC | Sold Out | 21.5K | 0 | -21.5K |
| GROUP ONE TRADING LLC | Increased | 885 | 19.9K | +19.0K |
| DIMENSIONAL FUND ADVISORS LP | Sold Out | 18.7K | 0 | -18.7K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.