Companies / Geron Corp / Activity
Activity — Geron Corp
8 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Feb 18, 2026 | Robertson Michelle Executive | Sell | Common Stock | $19.1K | -10K -35.84% | 17,645 <0.01% of shares | low |
| Dec 31, 2025 | Spiegel Robert J. Director | Grant | Common Stock | $7.8K | +6K +3.14% | 194,464 0.03% of shares | low |
| Feb 18, 2026 | Robertson Michelle Executive | Exercise | Common Stock | $0 | +28K | 27,500 <0.01% of shares | low |
| Mar 25, 2026 | Chinoporos Constantine Director | Grant | Stock Option (Right to Buy) | — | +270K | 270,000 0.04% of shares | low |
| Feb 17, 2026 | Eid Joseph Executive | Grant | Stock Option (Right to Buy) | — | +2.2M | 2,220,000 0.35% of shares | low |
| Feb 18, 2026 | Robertson Michelle Executive | Exercise | Restricted Stock Units | — | -28K -25.00% | 82,500 0.01% of shares | low |
| Feb 17, 2026 | Robertson Michelle Executive | Grant | Stock Option (Right to Buy) | — | +1.7M | 1,660,000 0.26% of shares | low |
| Mar 25, 2026 | Andrews Patricia S Director | Grant | Stock Option (Right to Buy) | — | +270K | 270,000 0.04% of shares | low |