Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.
| Filed | Form | Filer | Stake | Shares | Intent | |
|---|---|---|---|---|---|---|
| 2025-03-17 | SCHEDULE | Sarissa Capital Management LP | 4.70% | 2,966,022 | view → | |
| 2025-03-07 | SCHEDULE | Sarissa Capital Management LP | 8.40% | 5,237,161 | view → | |
| 2018-04-10 | SC | GLAXOSMITHKLINE PLC | — | — | view → |
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|---|---|---|
| 2026-03-31 | 6,545,793 | 7.09 | -4.0% |
| 2026-03-13 | 6,816,215 | 10.93 | +2.4% |
| 2026-02-27 | 6,658,777 | 8.25 | -0.8% |
| 2026-02-13 | 6,715,271 | 7.26 | +9.7% |
| 2026-01-30 | 6,119,192 | 10.59 | +2.1% |
| 2026-01-15 | 5,995,428 | 9.00 | -0.1% |
| 2025-12-31 | 6,002,119 | 5.57 | +10.7% |
| 2025-12-15 | 5,422,625 | 6.86 | -1.9% |
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