Skip to contentZheng Ran — Caribou Biosciences, Inc. insider: 6 transactions · InsiderLensInsider trading activity of Zheng Ran
- Transactions on record
- 6
- since Oct 4, 2021
- Open-market buys
- 0
- Open-market sells
- 0
- Companies traded
- 1
- last filing Feb 20, 2026
Figures computed from official regulatory filings — methodology.
Companies where Zheng Ran has traded
Track record of Zheng Ran
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of Zheng Ran
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Kanner StevenCaribou Biosciences, Inc.
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Feb 20, 2026 | AwardD | 45,000 | 0.00 USD | $0 | SEC |
| Feb 21, 2025 | AwardD | 40,500 | 0.00 USD | $0 | SEC |
| Feb 22, 2024 | AwardD | 39,500 | 0.00 USD | $0 | SEC |
| Feb 23, 2023 | AwardD | 21,500 | 0.00 USD | $0 | SEC |
| Dec 21, 2021 | AwardD | 13,750 | 0.00 USD | $0 | SEC |
| Oct 4, 2021 | AwardD | 44,000 | 0.00 USD | $0 | SEC |