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Equibles

JSPR

Jasper Therapeutics, Inc.

Company with tickers: JSPR, JSPRW

CIK
1788028
CUSIP
471871202
Shares Outstanding
27,996,819
13F Activity (30d)
32 filings 32 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 40
Total Value: $5,917,353
Total Shares: 6,754,991

Institutional Ownership Trend

15 quarters

Holder Concentration

Across 40 13F filers
Top Holder
20.9%
Sep 2024 → Mar 2026 · range 9.3% – 26.2%
of institutional value
Top 5
70.1%
Sep 2024 → Mar 2026 · range 35.5% – 72.9%
of institutional value
Top 10
88.2%
Sep 2024 → Mar 2026 · range 55.7% – 89.0%
of institutional value
HHI
1,207
Sep 2024 → Mar 2026 · range 430 – 1,354
Broadly held

Quarterly Activity

vs Feb 18, 2026
New
40
Increased
0
Decreased
0
Sold Out
1
Unchanged
0
Holder count: +39
Institutional value: +171.1%
Shares held: +314.7%

Top New Positions

vs Feb 18, 2026
Institution Acquired Value (USD) Open
Small ACORN CAPITAL ADVISORS, LLC 1,411,492 $1,236,466
Mega VANGUARD CAPITAL MANAGEMENT LLC 1,172,597 $1,027,194
Mid Rock Springs Capital Management LP 1,100,726 $964,235
Mid BOOTHBAY FUND MANAGEMENT, LLC 582,751 $510,489
Micro Lion Point Capital, LP 465,000 $407,340

Top Sold-Out Positions

vs Feb 18, 2026
Institution Previously Held Last Value (USD) Open
— Millennium Management LLC 1,629,013 $2,182,877
Filter: New 40 Increased 0 Reduced 0 Sold out 1 Unchanged 0
Showing 40 of 40
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Small Caitong International Asset Management Co., Ltd $0 0.00% 1
Mid Optiver Holding B.V. $6 0.00% 7
Large JONES FINANCIAL COMPANIES LLLP $43 0.00% 50
Mid SBI Securities Co., Ltd. Broker-Dealer $56 0.00% 65
Mega BNP PARIBAS ARBITRAGE, SA $123 0.00% 141
Large NATIONAL BANK OF CANADA /FI/ Bank $140 0.00% 160
Large US BANCORP \DE\ Bank $438 0.01% 500
Mid GROUP ONE TRADING LLC $775 0.01% 885
Mega Vanguard Global Advisers, LLC $3,479 0.06% 3,972
Mid Tower Research Capital LLC (TRC) $5,523 0.09% 6,305
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $9,766 0.17% 11,149
Mega LPL Financial LLC $10,731 0.18% 12,250
Micro Sequent Planning LLC $13,052 0.22% 14,900
Small Rehmann Capital Advisory Group $13,402 0.23% 15,300
Mid GSA CAPITAL PARTNERS LLP $16,717 0.28% 19,084
Large PANAGORA ASSET MANAGEMENT INC $18,871 0.32% 21,543
Mid Engineers Gate Manager LP $22,890 0.39% 26,131
Mid READYSTATE ASSET MANAGEMENT LP $24,089 0.41% 27,499
Mid SIMPLEX TRADING, LLC $25,643 0.43% 29,273
Mega NORTHERN TRUST CORP Bank $30,288 0.51% 34,576
Small DIKER MANAGEMENT LLC $30,660 0.52% 35,000
Mid XTX Topco Ltd $34,541 0.58% 39,431
Large OSAIC HOLDINGS, INC. $35,784 0.60% 40,850
Mid NINE MASTS CAPITAL Ltd $38,688 0.65% 44,165
Mega STATE STREET CORP $39,156 0.66% 44,699
Large MARSHALL WACE, LLP $39,994 0.68% 45,656
Large IEQ CAPITAL, LLC $45,050 0.76% 51,428
Large Squarepoint Ops LLC $56,865 0.96% 64,915
Micro Verdad Advisers, LP $64,795 1.09% 73,967
Small Quarry LP $115,219 1.95% 131,529
Mega VANGUARD FIDUCIARY TRUST CO Bank $131,350 2.22% 149,943
Small Knott David M Jr $140,851 2.38% 160,789
Mid Soleus Capital Management, L.P. $242,049 4.09% 276,312
Mega GEODE CAPITAL MANAGEMENT, LLC $278,284 4.70% 317,677
Large JACOBS LEVY EQUITY MANAGEMENT, INC $282,311 4.77% 322,273
Micro Lion Point Capital, LP $407,340 6.88% 465,000
Mid BOOTHBAY FUND MANAGEMENT, LLC $510,489 8.63% 582,751
Mid Rock Springs Capital Management LP $964,235 16.30% 1,100,726
Mega VANGUARD CAPITAL MANAGEMENT LLC $1,027,194 17.36% 1,172,597
Small ACORN CAPITAL ADVISORS, LLC $1,236,466 20.90% 1,411,492

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