Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.
| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2026-04-08 | SCHEDULE 13D | Chen Yi-Kuei | 5.30% | 115,071 | view → | |
| 2026-04-06 | SCHEDULE 13D/A | Chen Hung-Wen | 41.80% | 901,362 | view → | |
| 2023-11-01 | SC | ORBIMED ADVISORS LLC | — | — | view → | |
| 2023-10-02 | SC | ORBIMED ADVISORS LLC | — | — | view → |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-05-29 | 24,869 | 1.00 | +60.2% |
| 2026-05-15 | 15,523 | 1.00 | -1.9% |
| 2026-04-30 | 15,815 | 1.00 | +3.9% |
| 2026-04-15 | 15,215 | 4.94 | -12.8% |
| 2026-03-31 | 17,445 | 1.43 | -34.7% |
| 2026-03-13 | 26,725 | 6.02 | -43.5% |
| 2026-02-27 | 47,336 | 5.87 | -6.3% |
| 2026-02-13 | 50,507 | 5.88 | +4.4% |
| 2026-01-30 | 48,379 | 5.56 | -14.6% |
| 2026-01-15 | 56,624 | 3.43 | -13.0% |
| 2025-12-31 | 65,073 | 1.10 | +235.3% |
| 2025-12-15 | 19,409 | 1.00 | -19.7% |
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