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JASPER THERAPEU (JSPR)
NASDAQ
$0.50+$0.0004 (+0.08%)
Price as of Oct 22, 2026 7:30 PM EDT- $16.8MMarket Cap
- -78.99%1-Year Change
- BiotechnologyIndustry
JASPER THERAPEU (JSPR)
$0.50+$0.0004 (+0.08%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
ABINGWORTH LLP | 16.92% | 5.6M | 0 (0.00%) | Dec 31, 2022 |
VELAN CAPITAL INVESTMENT MANAGEMENT LP | 8.02% | 2.7M | 0 (0.00%) | Jun 30, 2026 |
ACORN CAPITAL ADVISORS, LLC | 4.32% | 1.4M | +26,667 (+1.85%) | Jun 30, 2026 |
KINGDON CAPITAL MANAGEMENT, L.L.C. | 4.06% | 1.4M | 0 (0.00%) | Jun 30, 2026 |
VANGUARD GROUP INC | 3.99% | 1.3M | +293,670 (+22.14%) | Dec 31, 2025 |
N/A | 3.52% | 1.2M | +1.2M (+100.00%) | Mar 31, 2026 |
VANGUARD CAPITAL MANAGEMENT LLC | 3.52% | 1.2M | -576 (-0.05%) | Jun 30, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 3.44% | 1.1M | 0 (0.00%) | Jun 30, 2026 |
VANGUARD VALLEY FORGE FUNDS | 0.08% | 26,598 | -576 (-2.17%) | Jun 30, 2026 |
Advisors' Inner Circle Fund III | 0.0005% | 155 | +9 (+5.81%) | Jul 31, 2026 |
Current Ownership Distribution
- Institutions565.0M (84.67%)
- Mutual Funds78.0M (11.69%)
- Insiders24.3M (3.64%)
- Other0 (0.00%)
Insider Transactions
- 3.64% (24.3M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Crutcher Patrick J | Award | Jul 31, 2026 | $0.00 | 7,500 | $0.00 | 7,500 |
Lucas Svetlana | Award | Jul 31, 2026 | $0.00 | 7,500 | $0.00 | 7,500 |
EMSTER KURT VON | Award | Jul 31, 2026 | $0.00 | 7,500 | $0.00 | 7,500 |
Shizuru Judith Anne | Award | Jul 31, 2026 | $0.00 | 7,500 | $0.00 | 7,500 |
WIGGANS THOMAS G | Award | Jul 31, 2026 | $0.00 | 7,500 | $0.00 | 7,500 |
Mahal Jeetinder Singh CEO and President | Award | Feb 06, 2026 | $0.00 | 500,000 | $0.00 | 500,000 |
CROSS HERB Chief Financial Officer | Award | Jan 02, 2026 | $0.00 | 90,000 | $0.00 | 90,000 |
Mahal Jeetinder Singh Chief Operating Officer | Award | Jan 02, 2026 | $0.00 | 90,000 | $0.00 | 90,000 |
WIGGANS THOMAS G | Buy | Sep 22, 2025 | $0.00 | 41,000 | $0.00 | 41,000 |
Lucas Svetlana | Buy | Sep 22, 2025 | $0.00 | 20,000 | $0.00 | 20,000 |
MARTELL RON President and CEO | Buy | Sep 22, 2025 | $0.00 | 41,000 | $0.00 | 41,000 |
Lucas Svetlana | Buy | Sep 22, 2025 | $48,600.00 | 20,000 | $2.43 | 20,000 |
WIGGANS THOMAS G | Buy | Sep 22, 2025 | $99,630.00 | 41,000 | $2.43 | 41,000 |
MARTELL RON President and CEO | Buy | Sep 22, 2025 | $99,630.00 | 41,000 | $2.43 | 74,118 |
EMSTER KURT VON | Award | Jul 03, 2025 | $0.00 | 7,500 | $0.00 | 7,500 |
Nolet Chris | Award | Jul 03, 2025 | $0.00 | 7,500 | $0.00 | 7,500 |
Lucas Svetlana | Award | Jul 03, 2025 | $0.00 | 7,500 | $0.00 | 7,500 |
Shizuru Judith Anne | Award | Jul 03, 2025 | $0.00 | 7,500 | $0.00 | 7,500 |
Kapoor Vishal | Award | Jul 03, 2025 | $0.00 | 7,500 | $0.00 | 7,500 |
WIGGANS THOMAS G | Award | Jul 03, 2025 | $0.00 | 7,500 | $0.00 | 7,500 |
MARTELL RON President and CEO | Award | Jun 04, 2025 | $0.00 | 234,000 | $0.00 | 234,000 |
MARTELL RON President, CEO and Director | Award | Feb 13, 2025 | $0.00 | 130,000 | $0.00 | 130,000 |
Mahal Jeetinder Singh Chief Operating Officer | Award | Feb 13, 2025 | $0.00 | 50,000 | $0.00 | 50,000 |
CROSS HERB Chief Financial Officer | Award | Feb 13, 2025 | $0.00 | 50,000 | $0.00 | 50,000 |
Tucker Edwin Jonathan Chief Medical Officer | Award | Feb 13, 2025 | $0.00 | 50,000 | $0.00 | 50,000 |
Mahal Jeetinder Singh Chief Operating Officer | Exempt | Dec 12, 2024 | $0.00 | 900 | $0.00 | 13,772 |
Mahal Jeetinder Singh Chief Operating Officer | Exempt | Dec 12, 2024 | $6,390.00 | 900 | $7.10 | 25,909 |
Mahal Jeetinder Singh Chief Operating Officer | Sell | Dec 12, 2024 | $19,899.00 | 900 | $22.11 | 25,009 |