Insiders / Zheng Ran
Zheng Ran
CIK 1885914personinsider
Companies
1
First seen
Feb 20, 2026
Last activity
Feb 20, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Caribou Biosciences, Inc. · CRBU | — | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Caribou Biosciences, Inc. | Option to purchase Common StockDerivative | 45,000 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 20, 2026 | Grant | CRBU Caribou Biosciences, Inc. Option to purchase Common Stock | — | +45K | 45,000 0.05% of shares | low |