Institutional Ownership
Caribou Biosciences Inc
CUSIP 142038108COMCRBUQ1 2026
13D / 13G Filings
31
Schedule 13D/13G on record
Beneficial Filers
15
Distinct reporting persons
Largest Stake
8.0%
Max % of class reported
Institutional Holders
131
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
31 filings · latest Jul 16, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Jul 16, 2025 | Blackrock, Inc. | 13G/A | 2.0% | 1.84M | SEC |
| 2 | Apr 30, 2025 | The Vanguard Group | 13G/A | 4.9% | 4.52M | SEC |
| 3 | Apr 25, 2025 | The City Canyon Family Trust Dated May 31, 2021 | 13D | 5.0% | — | SEC |
| 4 | Apr 17, 2025 | Blackrock, Inc. | 13G/A | 6.8% | 6.28M | SEC |
| 5 | Feb 14, 2025 | Bank Of America Corp /De/ | 13G/A | 2.2% | 1.95M | SEC |
| 6 | Dec 6, 2024 | Haurwitz Rachel E. | 13D/A | 3.7% | 3.35M | SEC |
| 7 | Nov 14, 2024 | Pfm Health Sciences, LP | 13G/A | 4.8% | — | SEC |
| 8 | Nov 14, 2024 | Avidity Partners Management LP | 13G/A | — | — | SEC |
| 9 | Nov 14, 2024 | Point72 Asset Management, L.P. | 13G/A | 2.5% | 2.24M | SEC |
| 10 | Nov 14, 2024 | Bank Of America Corp /De/ | 13G | 5.6% | 5.05M | SEC |
21 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Caribou Biosciences Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Pfizer Inc | 4.69M | $8.35M |
| 2 | Renaissance Technologies LLC | 2.59M | $4.92M |
| 3 | Kynam Capital Management, LP | 2.50M | $4.76M |
| 4 | Blackrock, Inc. | 2.14M | $4.07M |
| 5 | Two Sigma Investments, LP | 1.76M | $3.34M |
| 6 | Bank Of America Corp /De/ | 1.30M | $2.46M |
| 7 | Aberdeen Group PLC | 1.21M | $2.30M |
| 8 | Marshall Wace, LLP | 1.21M | $2.29M |
| 9 | Millennium Management LLC | 1.07M | $2.04M |
| 10 | Geode Capital Management, LLC | 1.02M | $1.93M |