Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.
| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2026-01-26 | SCHEDULE | PERCEPTIVE ADVISORS LLC | 9.90% | 1,463,058,248 | view → | |
| 2025-02-14 | SCHEDULE | PERCEPTIVE ADVISORS LLC | 20.90% | 85,800,000 | view → | |
| 2024-01-02 | SC | MiCo IVD Holdings, LLC | — | — | view → | |
| 2024-01-02 | SC | MiCo Co., Ltd. | — | — | view → |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-10-15 | 31,360 | 1.66 | +75.5% |
| 2026-09-30 | 17,870 | 2.13 | +123.3% |
| 2026-09-15 | 8,001 | 1.00 | -18.8% |
| 2026-08-14 | 9,275 | 1.00 | -45.9% |
| 2026-07-31 | 17,142 | 1.00 | -95.3% |
| 2026-07-15 | 364,403 | 1.00 | -74.3% |
| 2026-06-30 | 1,417,438 | 1.00 | +878.7% |
| 2026-06-15 | 144,829 | 1.00 | -39.6% |
| 2026-05-29 | 239,691 | 1.48 | -1.3% |
| 2026-05-15 | 242,867 | 3.28 | +4.1% |
| 2026-04-30 | 233,333 | 3.49 | -42.1% |
| 2026-04-15 | 402,865 | 2.98 | +38.3% |
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