Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.
| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2025-02-20 | SCHEDULE | Valentin Gapontsev Trust I | 36.90% | 15,740,701 | view → | |
| 2024-01-04 | SC | Valentin Gapontsev Trust I | — | — | view → |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-05-29 | 2,759,839 | 5.06 | +7.8% |
| 2026-05-15 | 2,560,484 | 3.22 | +14.2% |
| 2026-04-30 | 2,241,376 | 4.90 | +9.3% |
| 2026-04-15 | 2,051,100 | 6.06 | +7.6% |
| 2026-03-31 | 1,905,506 | 4.88 | +3.5% |
| 2026-03-13 | 1,840,528 | 3.30 | -15.0% |
| 2026-02-27 | 2,165,139 | 3.39 | -19.1% |
| 2026-02-13 | 2,674,840 | 2.92 | -17.6% |
| 2026-01-30 | 3,245,074 | 7.67 | +2.1% |
| 2026-01-15 | 3,177,580 | 9.87 | +13.4% |
| 2025-12-31 | 2,802,224 | 9.00 | +28.5% |
| 2025-12-15 | 2,180,801 | 9.07 | -10.0% |
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