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 $85.4M in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q2 2026
Institutional positions in Caribou Biosciences, Inc. as of Jun 30, 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
- +1 vs. Q1 2026
- Shares held
- 48.4M
- +10.5M (+27.8%) vs. Q1 2026
- Total value
- $84.8M
- +$13.4M (+18.8%) vs. Q1 2026
- New holders
- 23
- 46 more added
- Sold out
- 22
- 24 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $85.4M |
| Q1 2026 | 137 | $71.3M |
| Q4 2025 | 124 | $59.7M |
| Q3 2025 | 117 | $87.0M |
| Q2 2025 | 129 | $52.7M |
| Q1 2025 | 131 | $46.5M |
| Q4 2024 | 133 | $93.1M |
| Q3 2024 | 129 | $104.0M |
| Q2 2024 | 140 | $88.4M |
| Q1 2024 | 151 | $350.1M |
| Q4 2023 | 144 | $405.5M |
| Q3 2023 | 126 | $338.5M |
| Q2 2023 | 121 | $185.5M |
| Q1 2023 | 126 | $246.0M |
| Q4 2022 | 133 | $273.8M |
| Q3 2022 | 113 | $456.9M |
| Q2 2022 | 120 | $203.2M |
| Q1 2022 | 104 | $313.2M |
| Q4 2021 | 93 | $464.9M |
| Q3 2021 | 88 | $704.7M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Caribou Biosciences, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7,815,843 | $13.8M | 0.00% | +5,672,758+264.7% | Added |
| Pfizer Inc | 4,690,431 | $7.88M | 4.63% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 4,208,568 | $7.41M | 0.00% | +441,340+11.7% | Added |
| Mackenzie Financial Corp | 3,650,796 | $6.43M | 0.01% | +2,708,010+287.2% | Added |
| Renaissance Technologies LLC | 2,773,545 | $4.88M | 0.01% | +183,048+7.1% | Added |
| Kynam Capital Management, LP | 2,503,302 | $4.41M | 0.24% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 2,374,894 | $4.18M | 0.00% | +1,356,935+133.3% | Added |
| Acadian Asset Management LLC | 1,774,474 | $3.12M | 0.00% | +849,435+91.8% | Added |
| State Street Corp | 1,632,914 | $2.87M | 0.00% | +1,209,651+285.8% | Added |
| Bank of America Corp | 1,410,958 | $2.48M | 0.00% | +113,791+8.8% | Added |
| Two Sigma Investments, LP | 1,046,279 | $1.84M | 0.00% | −713,655−40.6% | Reduced |
| Dimensional Fund Advisors LP | 975,327 | $1.72M | 0.00% | +302,127+44.9% | Added |
| Charles Schwab Investment Management Inc | 775,809 | $1.37M | 0.00% | +216,167+38.6% | Added |
| FMR LLC | 727,115 | $1.28M | 0.00% | +3,156+0.4% | Added |
| Northern Trust Corp | 712,965 | $1.25M | 0.00% | +495,230+227.4% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 652,542 | $1.15M | 0.01% | 00.0% | Unchanged |
| Vanguard Portfolio Management LLC | 613,801 | $1.08M | 0.00% | +613,801 | New |
| Vanguard Fiduciary Trust Co | 606,388 | $1.07M | 0.00% | +86,270+16.6% | Added |
| Qube Research & Technologies Ltd | 545,755 | $960.5K | 0.00% | +369,058+208.9% | Added |
| UBS Group AG | 517,371 | $910.6K | 0.00% | +258,202+99.6% | Added |
| 72 Investment Holdings, LLC | 474,067 | $834.4K | 1.67% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 463,416 | $816.0K | 0.05% | −17,308−3.6% | Reduced |
| Jacobs Levy Equity Management, Inc | 410,979 | $723.3K | 0.00% | +52,038+14.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 382,410 | $673.0K | 0.00% | −164,604−30.1% | Reduced |
| Marshall Wace, LLP | 375,686 | $661.2K | 0.00% | −829,982−68.8% | Reduced |
| Green Alpha Advisors, LLC | 364,324 | $641.2K | 0.43% | −9,326−2.5% | Reduced |
| PFM Health Sciences, LP | 354,687 | $624.2K | 0.05% | −603,100−63.0% | Reduced |
| Goldman Sachs Group Inc | 322,875 | $568.3K | 0.00% | −53,714−14.3% | Reduced |
| Invesco Ltd. | 301,117 | $530.0K | 0.00% | +217,615+260.6% | Added |
| Wells Fargo & Company | 298,315 | $525.0K | 0.00% | −5,340−1.8% | Reduced |
| XTX Topco Ltd | 269,157 | $473.7K | 0.01% | −54,312−16.8% | Reduced |
| Bruce & Co., Inc. | 250,000 | $440.0K | 0.12% | 00.0% | Unchanged |
| Man Group plc | 240,066 | $422.5K | 0.00% | +162,856+210.9% | Added |
| Bank of New York Mellon Corp | 222,560 | $391.7K | 0.00% | +210,049+1,678.9% | Added |
| Milestone Asset Management, LLC | 200,085 | $352.1K | 0.06% | +38,009+23.5% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 173,375 | $305.1K | 0.00% | +84,888+95.9% | Added |
| Susquehanna International Group, LLP | 165,414 | $291.1K | 0.00% | −671,489−80.2% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 158,597 | $279.1K | 0.00% | +158,597 | New |
| Graham Capital Management, L.P. | 155,914 | $274.4K | 0.01% | +117,163+302.3% | Added |
| American Century Companies Inc | 140,580 | $247.4K | 0.00% | +28,127+25.0% | Added |
| Bridgeway Capital Management, LLC | 132,000 | $232.3K | 0.00% | 00.0% | Unchanged |
| Nuveen, LLC | 123,516 | $217.4K | 0.00% | +123,516 | New |
| LPL Financial LLC | 122,774 | $216.1K | 0.00% | +87,500+248.1% | Added |
| Morgan Stanley | 121,320 | $213.5K | 0.00% | −123,792−50.5% | Reduced |
| Nano Cap New Millennium Growth Fund L P | 117,500 | $206.8K | 0.16% | 00.0% | Unchanged |
| Deutsche Bank AG | 89,575 | $157.7K | 0.00% | +89,575 | New |
| Quadrature Capital Ltd | 88,979 | $156.6K | 0.00% | +49,423+124.9% | Added |
| Canada Pension Plan Investment Board | 81,100 | $142.7K | 0.00% | +23,200+40.1% | Added |
| Keystone Financial Group | 80,825 | $142.3K | 0.01% | +350+0.4% | Added |
| BNP Paribas Arbitrage, SA | 70,896 | $124.8K | 0.00% | +68,751+3,205.2% | Added |
| Rhumbline Advisers | 68,571 | $120.7K | 0.00% | +68,571 | New |
| Citigroup Inc | 61,311 | $107.9K | 0.00% | +4,388+7.7% | Added |
| Nelson Capital Management, LLC | 58,685 | $103.3K | 0.01% | 00.0% | Unchanged |
| Millennium Management LLC | 51,171 | $90.1K | 0.00% | −1,023,250−95.2% | Reduced |
| Barclays PLC | 50,312 | $88.5K | 0.00% | +23,599+88.3% | Added |
| Commonwealth Equity Services, LLC | 47,908 | $84.3K | 0.00% | +3,000+6.7% | Added |
| Virtu Financial LLC | 45,188 | $80.0K | 0.00% | +8,579+23.4% | Added |
| JPMorgan Chase & Co | 42,929 | $76.0K | 0.00% | +36,840+605.0% | Added |
| SEI Investments Co | 41,939 | $73.8K | 0.00% | +10,931+35.3% | Added |
| Citadel Advisors LLC | 40,415 | $71.1K | 0.00% | −118,618−74.6% | Reduced |
| Alliancebernstein L.P. | 37,080 | $70.5K | 0.00% | +37,080 | New |
| RBF Capital, LLC | 40,000 | $70.4K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 39,129 | $68.9K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 37,380 | $65.8K | 0.00% | +9,820+35.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 35,513 | $62.5K | 0.00% | +4,772+15.5% | Added |
| New York State Common Retirement Fund | 35,400 | $62.3K | 0.00% | +35,400 | New |
| HSBC Holdings PLC | 34,460 | $61.9K | 0.00% | 00.0% | Unchanged |
| JustInvest LLC | 34,715 | $61.1K | 0.00% | −4,518−11.5% | Reduced |
| Prudential Financial Inc | 34,375 | $60.5K | 0.00% | +15,375+80.9% | Added |
| US Bancorp | 34,265 | $60.3K | 0.00% | 00.0% | Unchanged |
| Wiley Bros.-Aintree Capital, LLC | 32,505 | $57.2K | 0.00% | 00.0% | Unchanged |
| Prime Capital Investment Advisors, LLC | 32,315 | $56.9K | 0.00% | 00.0% | Unchanged |
| Thrive Wealth Management, LLC | 32,000 | $56.3K | 0.01% | 00.0% | Unchanged |
| Jane Street Group, LLC | 30,331 | $53.4K | 0.00% | +5,356+21.4% | Added |
| Ameriprise Financial Inc | 29,530 | $52.0K | 0.00% | +100+0.3% | Added |
| Vanguard Global Advisers, LLC | 29,101 | $51.2K | 0.00% | 00.0% | Unchanged |
| Credit Agricole S A | 29,000 | $51.0K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 27,084 | $47.7K | 0.00% | +27,084 | New |
| Bank of Montreal | 26,500 | $46.6K | 0.00% | +5,500+26.2% | Added |
| Creative Planning | 25,500 | $44.9K | 0.00% | +9,000+54.5% | Added |
| Spark Investment Management LLC | 23,600 | $41.5K | 0.08% | +23,600 | New |
| Manufacturers Life Insurance Company, The | 23,464 | $41.3K | 0.00% | +23,464 | New |
| Liberty Wealth Management LLC | 19,500 | $37.0K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 20,534 | $36.1K | 0.00% | +4,161+25.4% | Added |
| Next Capital Management LLC | 20,000 | $35.2K | 0.01% | 00.0% | Unchanged |
| Intech Investment Management LLC | 19,870 | $35.0K | 0.00% | +19,870 | New |
| HighTower Advisors, LLC | 16,934 | $29.8K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 15,785 | $27.8K | 0.00% | −802−4.8% | Reduced |
| Point72 Asset Management, L.P. | 15,769 | $27.8K | 0.00% | −171,853−91.6% | Reduced |
| ProShare Advisors LLC | 15,279 | $26.9K | 0.00% | +15,279 | New |
| Modern Wealth Management, LLC | 15,000 | $26.4K | 0.00% | 00.0% | Unchanged |
| Great Valley Advisor Group, Inc. | 14,314 | $25.2K | 0.00% | 00.0% | Unchanged |
| Pinnacle Associates Ltd | 12,903 | $22.7K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Management Advisory Group, LLC | 12,903 | $22.7K | 0.00% | 00.0% | Unchanged |
| Axq Capital, LP | 12,249 | $21.6K | 0.00% | −2,751−18.3% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 11,008 | $21.2K | 0.00% | +11,008 | New |
| HBK Sorce Advisory LLC | 12,344 | $19.9K | 0.00% | 00.0% | Unchanged |
| J.W. Cole Advisors, Inc. | 11,269 | $19.8K | 0.00% | +11,269 | New |
| Naviter Wealth, LLC | 11,091 | $19.5K | 0.00% | +11,091 | New |
| GWM Advisors LLC | 10,925 | $19.2K | 0.00% | 00.0% | Unchanged |