Caribou Biosciences, Inc.
CRBU- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001619856
No open-market purchases or sales by Caribou Biosciences, Inc. insiders were filed in the last 90 days; 137 institutions reported holding it in 13F filings for Q2 2026, worth $84.8M in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Caribou Biosciences, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 137
- +15 vs. Q4 2025
- Shares held
- 37.8M
- +5.01M (+15.3%) vs. Q4 2025
- Total value
- $71.3M
- +$19.3M (+37.2%) vs. Q4 2025
- New holders
- 28
- 27 more added
- Sold out
- 13
- 39 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CRBU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 137 | $84.8M |
| Q1 2026 | 137 | $71.3M |
| Q4 2025 | 124 | $58.8M |
| Q3 2025 | 117 | $87.0M |
| Q2 2025 | 129 | $51.2M |
| Q1 2025 | 131 | $45.8M |
| Q4 2024 | 133 | $93.1M |
| Q3 2024 | 129 | $103.1M |
| Q2 2024 | 140 | $87.6M |
| Q1 2024 | 151 | $343.0M |
| Q4 2023 | 144 | $395.8M |
| Q3 2023 | 126 | $338.5M |
| Q2 2023 | 121 | $185.5M |
| Q1 2023 | 126 | $238.3M |
| Q4 2022 | 133 | $273.8M |
| Q3 2022 | 113 | $456.8M |
| Q2 2022 | 120 | $203.0M |
| Q1 2022 | 104 | $313.2M |
| Q4 2021 | 93 | $464.7M |
| Q3 2021 | 88 | $704.7M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Caribou Biosciences, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quantinno Capital Management LP | 10,436 | $19.8K | 0.00% | +10,436 | New |
| Advisor Group Holdings, Inc. | 10,347 | $19.7K | 0.00% | −346−3.2% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 10,000 | $19.0K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 9,430 | $17.9K | 0.00% | 00.0% | Unchanged |
| Scarborough Advisors, LLC | 8,420 | $16.0K | 0.00% | +8,420 | New |
| Tower Research Capital LLC (TRC) | 6,022 | $11.4K | 0.00% | −14,329−70.4% | Reduced |
| JPMorgan Chase & Co | 6,089 | $10.5K | 0.00% | −512−7.8% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 4,875 | $9.26K | 0.00% | +333+7.3% | Added |
| The PNC Financial Services Group, Inc. | 4,420 | $8.40K | 0.00% | −20.0% | Reduced |
| Larson Financial Group LLC | 4,066 | $7.72K | 0.00% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 3,200 | $6.08K | 0.00% | 00.0% | Unchanged |
| Hilton Head Capital Partners, LLC | 3,000 | $5.70K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 2,722 | $5.17K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 2,462 | $5.00K | 0.00% | −12,412−83.4% | Reduced |
| Nvest Wealth Strategies, Inc. | 2,525 | $4.80K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 2,145 | $4.08K | 0.00% | +267+14.2% | Added |
| GF Fund Management Co. Ltd. | 2,099 | $3.99K | 0.00% | +264+14.4% | Added |
| Newbridge Financial Services Group, Inc. | 2,000 | $3.80K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 1,180 | $2.24K | 0.00% | +180+18.0% | Added |
| TD Waterhouse Canada Inc. | 1,000 | $1.98K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 1,026 | $1.95K | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 964 | $1.83K | 0.00% | +318+49.2% | Added |
| Basecamp Wealth Advisors LLC | 937 | $1.78K | 0.00% | 00.0% | Unchanged |
| Clear Street Markets LLC | 809 | $1.54K | 0.00% | +809 | New |
| Tradewinds Capital Management, LLC | 800 | $1.52K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 200 | $356 | 0.00% | 00.0% | Unchanged |
| Signature Equity Partners, LLC | 177 | $336 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 137 | $260 | 0.00% | −438−76.2% | Reduced |
| Gen-Wealth Partners Inc | 136 | $258 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 114 | $217 | 0.00% | +114 | New |
| Farther Finance Advisors, LLC | 100 | $199 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 92 | $175 | 0.00% | 00.0% | Unchanged |
| Gill Capital Partners, LLC | 75 | $143 | 0.00% | +75 | New |
| SRS Capital Advisors, Inc. | 65 | $116 | 0.00% | +4+6.6% | Added |
| Paladin Partners, LLC | 50 | $95 | 0.00% | 00.0% | Unchanged |
| McGuire Capital Advisors Inc | 10 | $19 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 3 | $6 | 0.00% | +3 | New |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −1,115,700−100.0% | Sold out |
| Siren, L.L.C. | 0 | $0 | 0.00% | −105,347−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −77,704−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −55,938−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −44,160−100.0% | Sold out |
| Capital Advisory Group Advisory Services, LLC | 0 | $0 | 0.00% | −12,314−100.0% | Sold out |
| Buckingham Strategic Partners | 0 | $0 | 0.00% | −12,216−100.0% | Sold out |
| J.W. Cole Advisors, Inc. | 0 | $0 | 0.00% | −11,269−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −1,104−100.0% | Sold out |
| Country Trust Bank | 0 | $0 | 0.00% | −700−100.0% | Sold out |
| Sunbelt Securities, Inc. | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −130,000−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |