| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2019-09-30 | SC | Caligan Partners LP | — | — | view → | |
| 2019-05-09 | SC | Caligan Partners LP | — | — | view → |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-07-15 | 4,841,486 | 5.93 | +21.4% |
| 2026-06-30 | 3,988,868 | 2.48 | +14.3% |
| 2026-06-15 | 3,490,995 | 3.53 | -2.3% |
| 2026-05-29 | 3,573,902 | 3.75 | +3.3% |
| 2026-05-15 | 3,458,317 | 3.00 | +12.2% |
| 2026-04-30 | 3,081,809 | 2.98 | +8.5% |
| 2026-04-15 | 2,840,275 | 5.42 | +13.6% |
| 2026-03-31 | 2,499,938 | 4.36 | +12.5% |
| 2026-03-13 | 2,222,636 | 3.59 | +1.3% |
| 2026-02-27 | 2,193,715 | 3.81 | +11.9% |
| 2026-02-13 | 1,960,440 | 2.01 | +2.5% |
| 2026-01-30 | 1,913,299 | 3.47 | -10.1% |
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