Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.
| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2026-04-10 | SCHEDULE 13D/A | ORBIMED ADVISORS LLC | 8.80% | 844,787 | UNCLEAR | view → |
| 2025-10-10 | SCHEDULE | ORBIMED ADVISORS LLC | 9.60% | 14,772,598 | view → | |
| 2024-01-29 | SC | ORBIMED ADVISORS LLC | — | — | view → | |
| 2021-12-14 | SC | ORBIMED ADVISORS LLC | — | — | view → | |
| 2021-03-16 | SC | Abingworth LLP | — | — | view → | |
| 2020-12-03 | SC | Schindel Yair Chaim | — | — | view → | |
| 2019-12-19 | SC | PureTech Health LLC | — | — | view → | |
| 2019-03-25 | SC | ORBIMED ADVISORS LLC | — | — | view → |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-05-29 | 517,922 | 4.15 | -11.9% |
| 2026-05-15 | 587,837 | 5.68 | +6.2% |
| 2026-04-30 | 553,507 | 5.65 | -7.5% |
| 2026-04-15 | 598,458 | 3.17 | -8.8% |
| 2026-03-31 | 656,546 | 5.95 | +3.4% |
| 2026-03-13 | 634,967 | 5.86 | -0.8% |
| 2026-02-27 | 640,053 | 4.58 | -8.9% |
| 2026-02-13 | 702,375 | 3.02 | +1.5% |
| 2026-01-30 | 691,994 | 4.38 | +0.2% |
| 2026-01-15 | 690,550 | 3.27 | +7.4% |
| 2025-12-31 | 642,724 | 3.11 | -95.7% |
| 2025-12-15 | 14,910,583 | 5.21 | +40.3% |
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