Insiders / Spiegel Robert J.
Spiegel Robert J.
CIK 1492256personinsider
Companies
1
First seen
Jan 5, 2026
Last activity
Jan 5, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Geron Corp · GERN | 194,464 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Geron Corp | Common Stock | 194,464 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Dec 31, 2025 | Grant | GERN Geron Corp Common Stock | $7.8K | +6K +3.14% | 194,464 0.03% of shares | low |