Jasper Therapeutics, Inc. - JSPR

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
Velan Capital Investment Management LP History No change 2,668,395 4,883 2.83% 5.83% 1 0 0.0% Q4 2025 Feb 13, 2026
MORGAN STANLEY History Added to 1,969,785 3,604 0.0% 0.0% 2 +1,179,825 149.35% Q4 2025 Feb 13, 2026
ACORN CAPITAL ADVISORS, LLC History Added to 1,786,492 3,269 1.11% 1.67% 3 +403,852 29.21% Q4 2025 Feb 17, 2026
GOLDMAN SACHS GROUP INC History Added to 1,746,492 3,196 0.0% 0.0% 4 +1,719,602 6394.95% Q4 2025 Mar 25, 2026
VANGUARD GROUP INC History Added to 1,326,512 2,427 0.0% 0.0% 5 +293,670 28.43% Q4 2025 Jan 29, 2026
Rock Springs Capital Management LP History No change 1,100,726 2,014 0.1% 0.15% 6 0 0.0% Q4 2025 Feb 17, 2026
MILLENNIUM MANAGEMENT LLC History Added to 1,073,783 1,965 0.0% 0.0% 7 +708,844 194.24% Q4 2025 Feb 17, 2026
Carlyle Group Inc. History No change 1,066,189 1,940 0.01% 0.06% 8 0 0.0% Q4 2025 Feb 13, 2026
Woodline Partners LP History Added to 1,040,704 1,904 0.01% 0.01% 9 +953 0.09% Q4 2025 Feb 17, 2026
BOOTHBAY FUND MANAGEMENT, LLC History Added to 793,954 1,452 0.02% 0.02% 10 +351,312 79.37% Q4 2025 Feb 17, 2026
SPHERA FUNDS MANAGEMENT LTD. History Reduced 485,401 888 0.17% 0.32% 11 -144,069 -22.89% Q4 2025 Feb 17, 2026
Lion Point Capital, LP History Added to 465,000 850 4.4% 5.39% 12 +66,442 16.67% Q4 2025 Feb 17, 2026
T. Rowe Price Investment Management, Inc. History Reduced 385,522 706 0.0% 0.0% 13 -643,284 -62.53% Q4 2025 Feb 19, 2026
BANK OF AMERICA CORP /DE/ History Reduced 293,027 536 0.0% 0.0% 14 -1,526 -0.52% Q4 2025 Feb 17, 2026
Squarepoint Ops LLC History Added to 281,926 515 0.0% 0.0% 15 +267,966 1919.53% Q4 2025 Feb 13, 2026
BlackRock, Inc. History Added to 236,224 432 0.0% 0.0% 16 +31,292 15.27% Q4 2025 Feb 12, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 227,183 415 0.0% 0.0% 17 +18,683 8.96% Q4 2025 Feb 12, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 211,857 387 0.0% 0.0% 18 +81,002 61.9% Q4 2025 Feb 09, 2026
Soleus Capital Management, L.P. History Reduced 200,000 366 0.01% 0.18% 19 -1,294,420 -86.62% Q4 2025 Feb 12, 2026
Knott David M Jr History Added to 181,389 331 0.15% 0.16% 20 +10,000 5.83% Q4 2025 Feb 12, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 149,687 273 0.0% 0.0% 21 +62,095 70.89% Q4 2025 Feb 17, 2026
ADAR1 Capital Management, LLC History New 140,000 256 0.02% 22 +140,000 New Q4 2025 Feb 18, 2026
UBS Group AG History Added to 126,361 231 0.0% 0.0% 23 +87,007 221.09% Q4 2025 Jan 29, 2026
Quarry LP History New 99,529 182 0.03% 24 +99,529 New Q4 2025 Feb 13, 2026
READYSTATE ASSET MANAGEMENT LP History No change 98,439 180 0.01% 0.01% 25 0 0.0% Q4 2025 Feb 17, 2026
JANE STREET GROUP, LLC History New 88,164 161 0.0% 26 +88,164 New Q4 2025 Feb 12, 2026
GSA CAPITAL PARTNERS LLP History New 74,964 137 0.01% 27 +74,964 New Q4 2025 Feb 06, 2026
CITADEL ADVISORS LLC History Reduced 73,200 133 0.0% 0.0% 28 -578,149 -88.76% Q4 2025 Feb 17, 2026
Quadrature Capital Ltd History New 67,267 123 0.0% 29 +67,267 New Q4 2025 Feb 17, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History New 54,800 100 0.0% 30 +54,800 New Q4 2025 Feb 13, 2026
IEQ CAPITAL, LLC History Added to 50,428 92 0.0% 0.0% 31 +2,310 4.8% Q4 2025 Feb 13, 2026
STATE STREET CORP History No change 44,699 81 0.0% 0.0% 32 0 0.0% Q4 2025 Feb 13, 2026
Jain Global LLC History New 43,301 79 0.0% 33 +43,301 New Q4 2025 Feb 17, 2026
OSAIC HOLDINGS, INC. History Reduced 40,850 74 0.0% 0.0% 34 -837 -2.01% Q4 2025 Feb 17, 2026
NORTHERN TRUST CORP History Added to 34,576 63 0.0% 0.0% 35 +664 1.96% Q4 2025 Feb 17, 2026
Ikarian Capital, LLC History Reduced 24,093 44 0.0% 0.01% 36 -1,014 -4.04% Q4 2025 Feb 18, 2026
PANAGORA ASSET MANAGEMENT INC History New 19,362 35 0.0% 37 +19,362 New Q4 2025 Feb 13, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 18,664 34 0.0% 0.0% 38 -20,299 -52.1% Q4 2025 Feb 12, 2026
Engineers Gate Manager LP History New 14,257 26 0.0% 39 +14,257 New Q4 2025 Feb 17, 2026
Sequent Planning LLC History No change 12,500 22 0.01% 0.01% 40 0 0.0% Q4 2025 Feb 05, 2026
FMR LLC History Added to 11,949 21 0.0% 0.0% 41 +50 0.42% Q4 2025 Feb 17, 2026
FEDERATED HERMES, INC. History Added to 4,947 9 0.0% 0.0% 42 +2,150 76.87% Q4 2025 Feb 12, 2026
Tower Research Capital LLC (TRC) History Added to 1,141 2 0.0% 44 +1,140 114000.0% Q4 2025 Feb 17, 2026
WELLS FARGO & COMPANY/MN History Reduced 1,300 2 0.0% 0.0% 43 -1,000 -43.48% Q4 2025 Feb 13, 2026
GROUP ONE TRADING LLC History Reduced 788 1 0.0% 0.0% 46 -16,762 -95.51% Q4 2025 Feb 12, 2026
CITIGROUP INC History New 642 1 0.0% 45 +642 New Q4 2025 Feb 13, 2026
KINGDON CAPITAL MANAGEMENT, L.L.C. History Closed out 0 0 0.39% -1,324,845 -100.0% Q3 2025 Nov 14, 2025
Propel Bio Management, LLC History Closed out 0 0 2.45% -1,028,806 -100.0% Q3 2025 Nov 12, 2025
Simplify Asset Management Inc. History Closed out 0 0 0.03% -609,053 -100.0% Q3 2025 Oct 20, 2025
ARMISTICE CAPITAL, LLC History Closed out 0 0 0.01% -348,000 -100.0% Q3 2025 Nov 17, 2025
DEUTSCHE BANK AG\ History Closed out 0 0 0.0% -160,000 -100.0% Q3 2025 Nov 13, 2025
BANK OF MONTREAL /CAN/ History Closed out 0 0 0.0% -111,802 -100.0% Q3 2025 Nov 13, 2025
TWO SIGMA INVESTMENTS, LP History Closed out 0 0 0.0% -40,427 -100.0% Q3 2025 Nov 14, 2025
Voleon Capital Management LP History Closed out 0 0 0.0% -20,950 -100.0% Q3 2025 Nov 14, 2025
Stonepine Capital Management, LLC History Closed out 0 0 0.04% -20,200 -100.0% Q3 2025 Nov 13, 2025
Mariner, LLC History Closed out 0 0 0.0% -12,193 -100.0% Q3 2025 Nov 14, 2025
Sowell Financial Services LLC History Closed out 0 0 0.0% -10,400 -100.0% Q3 2025 Oct 17, 2025
Crewe Advisors LLC History Closed out 0 0 0.0% -3,100 -100.0% Q3 2025 Nov 13, 2025
Avion Wealth History New 214 0 +214 New Q4 2025 Jan 23, 2026
JPMORGAN CHASE & CO History Reduced 9 0 -200 -95.69% Q4 2025 Feb 11, 2026
IFP Advisors, Inc History Closed out 0 0 -122 -100.0% Q3 2025 Feb 06, 2026
NATIONAL BANK OF CANADA /FI/ History Added to 160 0 +80 100.0% Q4 2025 Feb 17, 2026
ROYAL BANK OF CANADA History New 75 0 +75 New Q4 2025 Feb 17, 2026
Rossby Financial, LCC History Closed out 0 0 -2 -100.0% Q3 2025 Nov 10, 2025
SBI Securities Co., Ltd. History Reduced 65 0 -1 -1.52% Q4 2025 Feb 03, 2026
Optiver Holding B.V. History Added to 7 0 +1 16.67% Q4 2025 Feb 17, 2026
US BANCORP \DE\ History No change 500 0 0.0% 0 0.0% Q4 2025 Jan 30, 2026
BARCLAYS PLC History No change 1 0 0 0.0% Q4 2025 Feb 13, 2026
JONES FINANCIAL COMPANIES LLLP History No change 50 0 0 0.0% Q4 2025 Feb 17, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 141 0 0 0.0% Q4 2025 Feb 10, 2026