Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.
| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2025-05-14 | SCHEDULE | COLUMN GROUP III, LP | 30.30% | 49,313,559 | view → | |
| 2025-03-07 | SCHEDULE | Casdin Capital, LLC | 4.30% | 6,732,971 | view → | |
| 2025-03-07 | SCHEDULE | COLUMN GROUP III, LP | 32.00% | 49,313,559 | view → | |
| 2023-02-21 | SC | COLUMN GROUP III, LP | — | — | view → | |
| 2022-11-28 | SC | Casdin Capital, LLC | — | — | view → |
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-28 | Williams R Sanders | director | Award | 120,000 | $0.80 | $96K |
| 2026-05-28 | Walsh Jeffrey T. | director | Award | 120,000 | $0.80 | $96K |
| 2026-05-28 | Stehman-Breen Catherine | director | Award | 120,000 | $0.80 | $96K |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-07-15 | 24,919,430 | 7.42 | -5.0% |
| 2026-06-30 | 26,232,552 | 13.01 | -8.5% |
| 2026-06-15 | 28,664,762 | 8.40 | -2.1% |
| 2026-05-29 | 29,295,482 | 9.48 | +1.9% |
| 2026-05-15 | 28,750,420 | 4.41 | +3.0% |
| 2026-04-30 | 27,907,191 | 8.63 | +7.0% |
| 2026-04-15 | 26,082,454 | 9.14 | +3.5% |
| 2026-03-31 | 25,187,788 | 8.39 | -0.3% |
| 2026-03-13 | 25,250,850 | 2.91 | +7.2% |
| 2026-02-27 | 23,550,941 | 7.28 | -8.4% |
| 2026-02-13 | 25,720,635 | 5.91 | +3.1% |
| 2026-01-30 | 24,946,206 | 6.15 | +6.3% |
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