JSPRW — Jasper Therapeutics, Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2020-01-10.
Performance
Technicals
Others in Healthcare
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-09-22 | WIGGANS THOMAS G Director | Open-market purchase | 41.0K | 2.43 | 99.6K |
| 2025-09-22 | Shizuru Judith Anne Director | Open-market purchase | 41.0K | 2.43 | 99.6K |
| 2025-09-22 | MARTELL RON President and CEO | Open-market purchase | 41.0K | 2.43 | 99.6K |
| 2025-09-22 | Lucas Svetlana Director | Open-market purchase | 20.0K | 2.43 | 48.6K |
| 2024-12-12 | Mahal Jeetinder Singh Chief Operating Officer | Open-market sale 10b5-1 plan | 900 | 22.11 | 19.9K |
| 2024-12-12 | Mahal Jeetinder Singh Chief Operating Officer | Option exercise 10b5-1 plan | 900 | 7.10 | 6.4K |
| 2024-09-12 | Mahal Jeetinder Singh Chief Operating Officer | Open-market sale 10b5-1 plan | 900 | 21.23 | 19.1K |
| 2024-09-12 | Mahal Jeetinder Singh Chief Operating Officer | Option exercise 10b5-1 plan | 900 | 7.10 | 6.4K |
| 2024-06-12 | Mahal Jeetinder Singh Chief Operating Officer | Open-market sale 10b5-1 plan | 900 | 24.16 | 21.7K |
| 2024-06-12 | Mahal Jeetinder Singh Chief Operating Officer | Option exercise 10b5-1 plan | 900 | 7.10 | 6.4K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BOOTHBAY FUND MANAGEMENT, LLC | 313.2K | 357.4K |
| TORONTO DOMINION BANK | 47.8K | 2.2M |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 5.5K | 250.0K |
| Walleye Capital LLC | 4.4K | 200.0K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 618 | 28.2K |
| JPMORGAN CHASE & CO | 59 | 2.9K |
| WOLVERINE ASSET MANAGEMENT LLC | 23 | 1.0K |
| IFP Advisors, Inc | 1 | 50 |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 8-K | 2026-08-14 | 2026-08-14 | on EDGAR ↗ |
| 10-Q | 2026-08-14 | 2026-06-30 | on EDGAR ↗ |
| D | 2026-08-05 | — | on EDGAR ↗ |
| 4 | 2026-08-04 | 2026-07-31 | on EDGAR ↗ |
| 4 | 2026-08-04 | 2026-07-31 | on EDGAR ↗ |
| 4 | 2026-08-04 | 2026-07-31 | on EDGAR ↗ |
| 4 | 2026-08-04 | 2026-07-31 | on EDGAR ↗ |
| 4 | 2026-08-04 | 2026-07-31 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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