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, Q3 2023
Institutional positions in Caribou Biosciences, Inc. as of Sep 30, 2023. 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
- 126
- +7 vs. Q2 2023
- Shares held
- 70.8M
- +29.4M (+71.1%) vs. Q2 2023
- Total value
- $338.5M
- +$163.1M (+93.0%) vs. Q2 2023
- New holders
- 28
- 58 more added
- Sold out
- 21
- 19 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Caribou Biosciences, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| PFM Health Sciences, LP | 6,724,715 | $32.1M | 1.54% | +1,153,846+20.7% | Added |
| BlackRock Inc. | 6,084,440 | $29.1M | 0.00% | +1,319,831+27.7% | Added |
| Avidity Partners Management LP | 6,050,212 | $28.9M | 1.16% | +3,291,612+119.3% | Added |
| State Street Corp | 5,353,389 | $25.6M | 0.00% | +4,283,243+400.2% | Added |
| Vanguard Group Inc | 3,822,151 | $18.3M | 0.00% | +1,261,920+49.3% | Added |
| Deerfield Management Company, L.P. (Series C) | 3,500,000 | $16.7M | 0.37% | +3,500,000 | New |
| Point72 Asset Management, L.P. | 3,499,833 | $16.7M | 0.06% | +3,210,094+1,107.9% | Added |
| Paradigm Biocapital Advisors LP | 2,944,513 | $14.1M | 0.96% | +2,944,513 | New |
| Rokos Capital Management LLP | 2,748,139 | $13.3M | 0.49% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 2,648,582 | $12.7M | 0.04% | +1,886,484+247.5% | Added |
| Elmwood Wealth Management, Inc. | 2,364,415 | $11.3M | 5.45% | 00.0% | Unchanged |
| Bank of America Corp | 2,306,798 | $11.0M | 0.00% | −444,692−16.2% | Reduced |
| Pictet Asset Management Holding SA | 1,929,389 | $9.22M | 0.01% | +1,929,389 | New |
| Morgan Stanley | 1,817,679 | $8.69M | 0.00% | +550,946+43.5% | Added |
| Alkeon Capital Management LLC | 1,644,863 | $7.86M | 0.05% | +287,800+21.2% | Added |
| Geode Capital Management, LLC | 1,577,141 | $7.54M | 0.00% | +465,590+41.9% | Added |
| FMR LLC | 1,445,195 | $6.91M | 0.00% | +2,007+0.1% | Added |
| Kynam Capital Management, LP | 1,068,527 | $5.11M | 0.85% | +1,068,527 | New |
| Silverarc Capital Management, LLC | 892,786 | $4.27M | 1.59% | +892,786 | New |
| FIL Ltd | 860,666 | $4.11M | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 687,165 | $3.28M | 0.00% | +155,181+29.2% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 652,542 | $3.12M | 0.07% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 593,677 | $2.84M | 0.00% | +462,997+354.3% | Added |
| Charles Schwab Investment Management Inc | 591,849 | $2.83M | 0.00% | +179,224+43.4% | Added |
| JPMorgan Chase & Co | 572,378 | $2.74M | 0.00% | −19,804−3.3% | Reduced |
| Rafferty Asset Management, LLC | 507,400 | $2.43M | 0.01% | +507,400 | New |
| 72 Investment Holdings, LLC | 474,067 | $2.27M | 15.18% | 00.0% | Unchanged |
| Walleye Capital LLC | 468,127 | $2.24M | 0.03% | −25,985−5.3% | Reduced |
| Woodline Partners LP | 461,538 | $2.21M | 0.03% | +461,538 | New |
| Goldman Sachs Group Inc | 395,609 | $1.89M | 0.00% | +124,968+46.2% | Added |
| Jefferies Financial Group Inc. | 300,000 | $1.43M | 0.04% | +300,000 | New |
| Mirae Asset Global Investments Co., Ltd. | 291,891 | $1.40M | 0.00% | +40,222+16.0% | Added |
| Bank of New York Mellon Corp | 264,243 | $1.26M | 0.00% | +60,242+29.5% | Added |
| Barclays PLC | 254,231 | $1.22M | 0.00% | +236,020+1,296.0% | Added |
| Adage Capital Partners GP, L.L.C. | 253,933 | $1.21M | 0.00% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 249,040 | $1.19M | 0.00% | +16,162+6.9% | Added |
| Citigroup Inc | 221,166 | $1.06M | 0.00% | +194,816+739.3% | Added |
| Trexquant Investment LP | 214,144 | $1.02M | 0.03% | +125,277+141.0% | Added |
| Bruce & Co., Inc. | 200,000 | $956.0K | 0.33% | 00.0% | Unchanged |
| Wellington Management Group LLP | 199,105 | $951.7K | 0.00% | +199,105 | New |
| Two Sigma Investments, LP | 196,615 | $939.8K | 0.00% | +146,989+296.2% | Added |
| Laurion Capital Management LP | 165,192 | $789.6K | 0.02% | +165,192 | New |
| Susquehanna International Group, LLP | 160,338 | $766.4K | 0.00% | +33,017+25.9% | Added |
| Westwood Holdings Group Inc. | 152,436 | $729.0K | 0.01% | +152,436 | New |
| UBS Group AG | 151,506 | $724.2K | 0.00% | +35,628+30.7% | Added |
| Granahan Investment Management Inc | 136,378 | $651.9K | 0.02% | +10,081+8.0% | Added |
| Millennium Management LLC | 135,180 | $646.2K | 0.00% | −587,389−81.3% | Reduced |
| Raymond James & Associates | 132,422 | $633.0K | 0.00% | −78,164−37.1% | Reduced |
| Alyeska Investment Group, L.P. | 125,000 | $597.5K | 0.00% | +125,000 | New |
| Atom Investors LP | 123,427 | $590.0K | 0.13% | +123,427 | New |
| Wells Fargo & Company | 112,410 | $537.3K | 0.00% | +89,054+381.3% | Added |
| Green Alpha Advisors, LLC | 110,524 | $528.3K | 0.41% | +4,698+4.4% | Added |
| Rhumbline Advisers | 108,198 | $517.2K | 0.00% | +21,686+25.1% | Added |
| Artal Group S.A. | 105,347 | $504.0K | 0.02% | 00.0% | Unchanged |
| Jump Financial, LLC | 92,204 | $440.7K | 0.02% | +92,204 | New |
| Nelson Capital Management, LLC | 85,020 | $406.4K | 0.10% | 00.0% | Unchanged |
| Profund Advisors LLC | 84,899 | $405.8K | 0.02% | +84,899 | New |
| Squarepoint Ops LLC | 78,945 | $377.4K | 0.00% | −16,967−17.7% | Reduced |
| Stansberry Asset Management, LLC | 77,232 | $369.2K | 0.06% | +5,737+8.0% | Added |
| RMB Capital Management, LLC | 76,350 | $365.0K | 0.01% | +1,721+2.3% | Added |
| Ghisallo Capital Management LLC | 75,000 | $358.5K | 0.04% | +75,000 | New |
| Invesco Ltd. | 68,364 | $326.8K | 0.00% | +2,418+3.7% | Added |
| Alliancebernstein L.P. | 67,950 | $324.8K | 0.00% | 00.0% | Unchanged |
| Long Focus Capital Management, LLC | 65,000 | $310.7K | 0.04% | 00.0% | Unchanged |
| Jane Street Group, LLC | 48,085 | $229.8K | 0.00% | −124,230−72.1% | Reduced |
| Ameriprise Financial Inc | 42,376 | $202.6K | 0.00% | −58,495−58.0% | Reduced |
| MetLife Investment Management | 40,690 | $194.5K | 0.00% | +9,687+31.2% | Added |
| American Century Companies Inc | 37,802 | $180.7K | 0.00% | +10,374+37.8% | Added |
| American International Group, Inc. | 37,280 | $178.2K | 0.00% | +9,900+36.2% | Added |
| Prime Capital Investment Advisors, LLC | 36,463 | $174.3K | 0.00% | −3,854−9.6% | Reduced |
| Walleye Trading LLC | 35,899 | $171.6K | 0.00% | +12,695+54.7% | Added |
| Virtu Financial LLC | 33,049 | $158.0K | 0.02% | +33,049 | New |
| Royal Bank of Canada | 31,940 | $153.0K | 0.00% | +23,834+294.0% | Added |
| Commonwealth Equity Services, LLC | 31,700 | $152.0K | 0.00% | +150+0.5% | Added |
| Voya Investment Management LLC | 30,093 | $143.8K | 0.00% | +7,526+33.3% | Added |
| Deutsche Bank AG | 29,410 | $140.6K | 0.00% | +6,392+27.8% | Added |
| Manufacturers Life Insurance Company, The | 27,968 | $133.7K | 0.00% | +3,306+13.4% | Added |
| E Fund Management Co., Ltd. | 26,065 | $125.0K | 0.01% | +26,065 | New |
| Aristides Capital LLC | 25,555 | $122.2K | 0.08% | +25,555 | New |
| Principal Financial Group Inc | 25,198 | $120.4K | 0.00% | +6,227+32.8% | Added |
| Royce & Associates LP | 24,315 | $116.2K | 0.00% | +9,615+65.4% | Added |
| Virtus ETF Advisers LLC | 21,358 | $102.1K | 0.06% | −2,128−9.1% | Reduced |
| State Board of Administration of Florida Retirement System | 21,320 | $101.9K | 0.00% | +5,170+32.0% | Added |
| SVB Financial Group | 20,714 | $99.0K | 0.19% | 00.0% | Unchanged |
| Penserra Capital Management LLC | 18,672 | $89.0K | 0.00% | −6,551−26.0% | Reduced |
| Exchange Traded Concepts, LLC | 17,858 | $85.4K | 0.00% | −11,210−38.6% | Reduced |
| Belvedere Trading LLC | 17,429 | $83.3K | 0.01% | +2,330+15.4% | Added |
| Mutual Advisors, LLC | 17,366 | $83.0K | 0.00% | +17,366 | New |
| California State Teachers Retirement System | 16,483 | $78.8K | 0.00% | −2,440−12.9% | Reduced |
| Price T Rowe Associates Inc | 16,198 | $78.0K | 0.00% | +5,652+53.6% | Added |
| ProShare Advisors LLC | 15,475 | $74.0K | 0.00% | +4,107+36.1% | Added |
| New York State Common Retirement Fund | 15,386 | $73.5K | 0.00% | +382+2.5% | Added |
| LMR Partners LLP | 15,207 | $72.7K | 0.00% | 00.0% | Unchanged |
| Credit Suisse AG | 15,188 | $72.6K | 0.00% | +15,188 | New |
| Franklin Resources Inc | 14,634 | $70.0K | 0.00% | −34−0.2% | Reduced |
| Two Sigma Advisers, LP | 14,000 | $66.9K | 0.00% | +14,000 | New |
| Erste Asset Management GmbH | 13,900 | $65.7K | 0.00% | 00.0% | Unchanged |
| Pinnacle Associates Ltd | 12,903 | $61.7K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Management Advisory Group, LLC | 12,903 | $61.7K | 0.01% | 00.0% | Unchanged |
| Prudential Financial Inc | 12,610 | $60.3K | 0.00% | −55,814−81.6% | Reduced |