Jasper Therapeutics, Inc.
Total Trades
21
Buys
11
Sells
8
Largest Trade
$1M+
Insiders
12
Institutional Funds
36
Inst. Value
$1M+
Activist Filings
40
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| WIGGANS THOMAS G | Director | BUY | $50K–$100K | 41K | $2.43 | Sep 24, 2025 |
| Lucas Svetlana | Director | BUY | $15K–$50K | 20K | $2.43 | Sep 24, 2025 |
| MARTELL RON | President and CEO | BUY | $50K–$100K | 41K | $2.43 | Sep 24, 2025 |
| Shizuru Judith Anne | Director | BUY | $50K–$100K | 41K | $2.43 | Sep 24, 2025 |
| Mahal Jeetinder Singh | COO | EXERCISE | $1K–$15K | 900 | $7.10 | Jun 13, 2024 |
| Mahal Jeetinder Singh | COO | SELL | $15K–$50K | 900 | $24.16 | Jun 13, 2024 |
| Carlyle Group Inc. | Insider | BUY | $1M+ | 190K | $12.95 | Feb 12, 2024 |
| Velan Capital Investment Management LP | 10% Owner | BUY | $1M+ | 350K | $12.95 | Feb 10, 2024 |
| WIGGANS THOMAS G | Director | BUY | $1K–$15K | 10K | $0.65 | Nov 30, 2023 |
| WIGGANS THOMAS G | Director | BUY | $1K–$15K | 10K | $0.64 | Nov 22, 2023 |
| WIGGANS THOMAS G | Director | BUY | $15K–$50K | 30K | $0.61 | Nov 21, 2023 |
| Lis William | Director | SELL | $1K–$15K | 8K | $0.85 | Oct 13, 2023 |
| Mahal Jeetinder Singh | See Remarks | SELL | $1K–$15K | 9K | $1.66 | Jun 14, 2023 |
| Mahal Jeetinder Singh | See Remarks | EXERCISE | $1K–$15K | 9K | $0.71 | Jun 14, 2023 |
| French Anna Louise | Director | SELL | $1K–$15K | 7K | $1.48 | Apr 14, 2023 |
| EMSTER KURT VON | Director | SELL | $1K–$15K | 9K | $1.49 | Apr 14, 2023 |
| Lis William | Director | SELL | $1K–$15K | 9K | $1.44 | Apr 14, 2023 |
| Qiming U.S. Healthcare Fund II, L.P. | 10% Owner | BUY | $1M+ | 2.7M | $1.50 | Apr 11, 2023 |
| Carlyle Group Inc. | 10% Owner | BUY | $1M+ | 3.1M | $1.50 | Jan 31, 2023 |
| ROCHE HOLDING LTD | 10% Owner | SELL | $100K–$500K | 75K | $1.89 | Jan 26, 2023 |
| Lis William | Director | SELL | $100K–$500K | 49K | $2.05 | Jun 28, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 36 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Velan Capital Investment Management LP | 2.4M | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 1.7M | $1M+ | SH |
| Carlyle Group Inc. | 1.1M | $1M+ | SH |
| SPHERA FUNDS MANAGEMENT LTD. | 485K | $500K+ | SH |
| Lion Point Capital, LP | 465K | $500K+ | SH |
| Squarepoint Ops LLC | 282K | $500K+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 227K | $100K–$500K | SH |
| Soleus Capital Management, L.P. | 200K | $100K–$500K | SH |
| Knott David M Jr | 181K | $100K–$500K | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 179K | $100K–$500K | SH |
| VANGUARD GROUP INC | 150K | $100K–$500K | SH |
| ADAR1 Capital Management, LLC | 140K | $100K–$500K | SH |
| ADAR1 Capital Management, LLC | 140K | $100K–$500K | SH |
| UBS Group AG | 121K | $100K–$500K | SH |
| Quarry LP | 100K | $100K–$500K | SH |
| GSA CAPITAL PARTNERS LLP | 75K | $100K–$500K | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 55K | $100K–$500K | SH |
| IEQ CAPITAL, LLC | 50K | $50K–$100K | SH |
| STATE STREET CORP | 45K | $50K–$100K | SH |
| Jain Global LLC | 43K | $50K–$100K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Integrated Core Strategies (US) LLC
SC 13G · Feb 25, 2026
5.8%
1.6M shares
SC 13D/A · Feb 18, 2026
3.8%
1.1M shares
SC 13G · Feb 12, 2026
6.3%
1.8M shares
SC 13G · Feb 11, 2026
7.0%
2.0M shares
SC 13G/A · Jan 26, 2026
2.2%
624K shares
SC 13G · Dec 2, 2025
2.7%
750K shares
Qiming U.S. Healthcare Fund II, L.P.
SC 13G/A · Nov 14, 2025
3.3%
929K shares
T. Rowe Price Investment Management, Inc.
SC 13G · Nov 14, 2025
7.1%
2.1M shares
Kingdon Capital Management, L.L.C.
SC 13G/A · Nov 12, 2025
4.7%
1.3M shares
SC 13G/A · Nov 7, 2025
2.8%
785K shares
SC 13D/A · Sep 23, 2025
8.5%
2.4M shares
SC 13G · Aug 6, 2025
5.0%
758K shares
SC 13G/A · Jul 18, 2025
1.5%
226K shares
KINGDON CAPITAL MANAGEMENT, L.L.C.
SC 13G · Jul 11, 2025
5.1%
765K shares
Soleus Private Equity Fund III, L.P.
SC 13G/A · Feb 11, 2025
1.3%
200K shares
Avidity Partners Management LP
SC 13G/A · Nov 14, 2024
0.0%
0 shares
Soleus Private Equity Fund III, L.P.
SC 13G/A · Nov 14, 2024
1.3%
200K shares
SC 13G · Nov 8, 2024
5.3%
800K shares
SC 13G/A · Nov 4, 2024
1.3%
189K shares
SC 13G · Oct 22, 2024
5.3%
800K shares
Avidity Partners Management LP
SC 13G · Mar 27, 2024
5.1%
760K shares
SC 13G/A · Feb 14, 2024
0.0%
6 shares
Qiming U.S. Healthcare Fund II, L.P.
SC 13G/A · Feb 14, 2024
6.2%
929K shares
Biotechnology Value Fund, L.P.
SC 13G/A · Feb 14, 2024
0.0%
0 shares
SC 13D/A · Feb 12, 2024
7.1%
106.6M shares
SC 13D/A · Feb 10, 2024
7.9%
1.2M shares
Soleus Capital Master Fund, L.P.
SC 13G/A · Feb 2, 2024
8.8%
987K shares
SC 13G · Oct 10, 2023
5.1%
5.7M shares
SC 13D · Feb 27, 2023
7.7%
8.4M shares
SC 13G/A · Feb 14, 2023
9.8%
6 shares
SC 13G/A · Feb 13, 2023
4.2%
4.6M shares
SC 13G/A · Feb 10, 2023
0.0%
1.0M shares
SC 13D/A · Jan 31, 2023
8.0%
8.8M shares
Soleus Capital Master Fund, L.P.
SC 13G · Jan 30, 2023
5.7%
6.3M shares
SC 13G/A · Jan 27, 2023
7.7%
8.4M shares
SC 13D/A · Aug 11, 2022
15.4%
5.6M shares
Amplitude Healthcare Holdings LLC
SC 13G/A · Apr 28, 2022
2.9%
1.1M shares
SC 13G/A · Feb 14, 2022
0.0%
0 shares
SC 13G/A · Feb 14, 2022
9.7%
6 shares
SC 13G/A · Feb 11, 2022
0.0%
0 shares