| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2023-09-05 | SC | Sarissa Capital Management LP | — | — | view → | |
| 2023-02-28 | SC | Sarissa Capital Management LP | — | — | view → | |
| 2023-02-27 | SC | Sarissa Capital Management LP | — | — | view → | |
| 2023-02-21 | SC | Sarissa Capital Management LP | — | — | view → | |
| 2023-01-11 | SC | Sarissa Capital Management LP | — | — | view → | |
| 2022-10-11 | SC | Sarissa Capital Management LP | — | — | view → |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-07-15 | 513,202 | 6.44 | -5.5% |
| 2026-06-30 | 542,861 | 5.29 | -11.5% |
| 2026-06-15 | 613,483 | 5.79 | -1.7% |
| 2026-05-29 | 624,093 | 14.85 | +0.6% |
| 2026-05-15 | 620,219 | 8.75 | -8.0% |
| 2026-04-30 | 673,967 | 7.16 | +57.9% |
| 2026-04-15 | 426,751 | 11.69 | -6.3% |
| 2026-03-31 | 455,457 | 10.12 | +1.9% |
| 2026-03-13 | 446,956 | 4.79 | +1.9% |
| 2026-02-27 | 438,392 | 4.71 | +6.9% |
| 2026-02-13 | 410,128 | 5.87 | -2.2% |
| 2026-01-30 | 419,315 | 4.67 | +2.4% |
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