Caribou Biosciences, Inc. - CRBU

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 10 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
PFIZER INC History No change 4,690,431 7,457 3.15% 2.5% 1 0 0.0% Q4 2025 Feb 12, 2026
VANGUARD GROUP INC History Added to 4,304,198 6,843 0.0% 0.0% 2 +77,272 1.83% Q4 2025 Jan 29, 2026
Kynam Capital Management, LP History Reduced 2,503,302 3,980 0.25% 0.53% 3 -564,472 -18.4% Q4 2025 Feb 17, 2026
BlackRock, Inc. History Added to 2,141,023 3,404 0.0% 0.0% 4 +681,703 46.71% Q4 2025 Feb 12, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 1,639,857 2,607 0.0% 0.0% 5 +859,436 110.12% Q4 2025 Feb 12, 2026
Aberdeen Group plc History No change 1,388,905 2,208 0.0% 0.01% 6 0 0.0% Q4 2025 Jan 16, 2026
TWO SIGMA ADVISERS, LP History Reduced 1,115,700 1,773 0.0% 0.01% 7 -111,700 -9.1% Q4 2025 Feb 17, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 1,089,075 1,731 0.0% 0.0% 8 +602,068 123.63% Q4 2025 Feb 17, 2026
TWO SIGMA INVESTMENTS, LP History Added to 1,020,079 1,621 0.0% 0.0% 9 +236,489 30.18% Q4 2025 Feb 17, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 1,006,010 1,599 0.0% 0.0% 10 -204,300 -16.88% Q4 2025 Feb 12, 2026
BANK OF AMERICA CORP /DE/ History Reduced 993,186 1,579 0.0% 0.0% 11 -81,256 -7.56% Q4 2025 Feb 17, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 976,813 1,553 0.0% 0.0% 12 -8,313 -0.84% Q4 2025 Feb 09, 2026
PFM Health Sciences, LP History Reduced 957,787 1,522 0.15% 0.24% 13 -401,044 -29.51% Q4 2025 Feb 17, 2026
MARSHALL WACE, LLP History Added to 881,105 1,400 0.0% 0.0% 14 +755,261 600.16% Q4 2025 Feb 13, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History New 824,299 1,310 0.01% 15 +824,299 New Q4 2025 Feb 13, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 767,002 1,219 0.0% 0.0% 16 -2,449,533 -76.15% Q4 2025 Feb 17, 2026
FMR LLC History Reduced 725,968 1,154 0.0% 0.0% 17 -3,034 -0.42% Q4 2025 Feb 17, 2026
MAVERICK CAPITAL LTD History No change 652,542 1,037 0.01% 0.02% 18 0 0.0% Q4 2025 Feb 13, 2026
UBS Group AG History Added to 637,745 1,014 0.0% 0.0% 19 +318,453 99.74% Q4 2025 Jan 29, 2026
CITADEL ADVISORS LLC History Added to 614,729 977 0.0% 0.0% 20 +255,606 71.18% Q4 2025 Feb 17, 2026
Cambridge Investment Research Advisors, Inc. History Reduced 581,793 925 0.0% 0.0% 21 -594 -0.1% Q4 2025 Feb 05, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 555,628 883 0.0% 0.0% 22 -2,846 -0.51% Q4 2025 Feb 13, 2026
GOLDMAN SACHS GROUP INC History Added to 489,138 777 0.0% 0.0% 23 +244,314 99.79% Q4 2025 Mar 25, 2026
72 Investment Holdings, LLC History No change 474,067 753 1.49% 1.62% 24 0 0.0% Q4 2025 Feb 17, 2026
DekaBank Deutsche Girozentrale History No change 130,000 724 0.0% 0.0% 25 0 0.0% Q4 2025 Jan 28, 2026
STATE STREET CORP History Added to 423,263 672 0.0% 0.0% 26 +37,000 9.58% Q4 2025 Feb 13, 2026
XTX Topco Ltd History Reduced 413,380 657 0.02% 0.05% 27 -28,161 -6.38% Q4 2025 Feb 17, 2026
Point72 Asset Management, L.P. History Added to 403,938 642 0.0% 0.0% 28 +115,391 39.99% Q4 2025 Feb 17, 2026
Green Alpha Advisors, LLC History Added to 375,139 596 0.55% 0.82% 29 +11,440 3.15% Q4 2025 Jan 07, 2026
GSA CAPITAL PARTNERS LLP History New 371,372 590 0.05% 30 +371,372 New Q4 2025 Feb 06, 2026
JANE STREET GROUP, LLC History Reduced 330,685 525 0.0% 0.0% 31 -148,753 -31.03% Q4 2025 Feb 12, 2026
MORGAN STANLEY History Reduced 298,456 474 0.0% 0.0% 32 -59,763 -16.68% Q4 2025 Feb 13, 2026
Bruce & Co., Inc. History No change 250,000 397 0.12% 0.18% 33 0 0.0% Q4 2025 Feb 13, 2026
MILESTONE ASSET MANAGEMENT, LLC History Added to 231,799 368 0.07% 0.08% 34 +55,832 31.73% Q4 2025 Jan 28, 2026
NORTHERN TRUST CORP History Added to 217,735 346 0.0% 0.0% 35 +12,663 6.17% Q4 2025 Feb 17, 2026
Qube Research & Technologies Ltd History Added to 204,652 325 0.0% 0.0% 36 +159,502 353.27% Q4 2025 Feb 17, 2026
OMERS ADMINISTRATION Corp History New 178,100 283 0.0% 37 +178,100 New Q4 2025 Feb 13, 2026
Quadrature Capital Ltd History New 159,317 253 0.0% 38 +159,317 New Q4 2025 Feb 17, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 148,500 236 0.0% 0.01% 39 0 0.0% Q4 2025 Feb 17, 2026
WELLS FARGO & COMPANY/MN History Added to 141,943 225 0.0% 0.0% 40 +116,089 449.02% Q4 2025 Feb 13, 2026
NANO CAP NEW MILLENNIUM GROWTH FUND L P History New 112,500 178 0.15% 42 +112,500 New Q4 2025 Feb 06, 2026
AMERICAN CENTURY COMPANIES INC History Added to 112,453 178 0.0% 0.0% 41 +30,651 37.47% Q4 2025 Feb 13, 2026
Graham Capital Management, L.P. History Reduced 107,253 170 0.0% 0.0% 43 -21,099 -16.44% Q4 2025 Feb 17, 2026
Siren, L.L.C. History No change 105,347 167 0.0% 0.01% 44 0 0.0% Q4 2025 Feb 13, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History New 85,246 135 0.0% 46 +85,246 New Q4 2025 Feb 17, 2026
AMERIPRISE FINANCIAL INC History Reduced 85,104 135 0.0% 0.0% 45 -250 -0.29% Q4 2025 Feb 17, 2026
Keystone Financial Group History New 80,475 127 0.01% 47 +80,475 New Q4 2025 Feb 06, 2026
ExodusPoint Capital Management, LP History New 77,704 123 0.0% 48 +77,704 New Q4 2025 Feb 17, 2026
CITIGROUP INC History Added to 74,571 118 0.0% 0.0% 49 +73,000 4646.72% Q4 2025 Feb 13, 2026
SIMPLEX TRADING, LLC History Added to 71,000 112 0.0% 0.0% 50 +42,377 148.05% Q4 2025 Feb 11, 2026
GROUP ONE TRADING LLC History Added to 65,100 103 0.0% 0.0% 51 +26,716 69.6% Q4 2025 Feb 12, 2026
ACADIAN ASSET MANAGEMENT LLC History New 59,722 94 0.0% 52 +59,722 New Q4 2025 Feb 10, 2026
Nelson Capital Management, LLC History Reduced 58,685 93 0.01% 0.02% 53 -26,335 -30.98% Q4 2025 Feb 10, 2026
Squarepoint Ops LLC History Added to 55,938 88 0.0% 0.0% 54 +31,828 132.01% Q4 2025 Feb 13, 2026
COMMONWEALTH EQUITY SERVICES, LLC History Reduced 45,908 72 0.0% 0.0% 55 -1,025 -2.18% Q4 2025 Feb 12, 2026
Jefferies Financial Group Inc. History Reduced 44,840 71 0.0% 0.0% 56 -2,360 -5.0% Q4 2025 Feb 09, 2026
Lighthouse Investment Partners, LLC History New 44,160 70 0.0% 57 +44,160 New Q4 2025 Feb 17, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History No change 42,229 67 0.0% 0.0% 58 0 0.0% Q4 2025 Feb 17, 2026
Vanguard Personalized Indexing Management, LLC History Reduced 42,113 66 0.0% 0.0% 59 -73 -0.17% Q4 2025 Feb 13, 2026
RBF Capital, LLC History Reduced 40,000 63 0.0% 0.01% 60 -40,000 -50.0% Q4 2025 Feb 17, 2026
Man Group plc History New 36,712 58 0.0% 61 +36,712 New Q4 2025 Feb 17, 2026
&PARTNERS History Reduced 35,505 56 0.0% 0.0% 62 -8,634 -19.56% Q4 2025 Feb 17, 2026
Invesco Ltd. History Added to 35,063 55 0.0% 0.0% 63 +22,856 187.24% Q4 2025 Feb 19, 2026
US BANCORP \DE\ History No change 34,265 54 0.0% 0.0% 64 0 0.0% Q4 2025 Jan 30, 2026
HSBC HOLDINGS PLC History No change 34,460 54 0.0% 0.0% 65 0 0.0% Q4 2025 Mar 20, 2026
Prime Capital Investment Advisors, LLC History Reduced 33,934 53 0.0% 0.0% 66 -740 -2.13% Q4 2025 Jan 21, 2026
ENVESTNET ASSET MANAGEMENT INC History Reduced 32,307 51 0.0% 0.0% 67 -6,461 -16.67% Q4 2025 Feb 10, 2026
Thrive Wealth Management, LLC History No change 32,000 50 0.01% 0.01% 68 0 0.0% Q4 2025 Jan 12, 2026
CREDIT AGRICOLE S A History No change 29,000 46 0.0% 0.0% 69 0 0.0% Q4 2025 Feb 17, 2026
AQR CAPITAL MANAGEMENT LLC History Reduced 25,561 40 0.0% 0.0% 70 -35,846 -58.37% Q4 2025 Feb 17, 2026
Russell Investments Group, Ltd. History Added to 24,347 38 0.0% 0.0% 71 +10,824 80.04% Q4 2025 Feb 17, 2026
BARCLAYS PLC History Reduced 21,688 34 0.0% 0.0% 72 -84 -0.39% Q4 2025 Feb 13, 2026
Tower Research Capital LLC (TRC) History Added to 20,351 32 0.0% 0.0% 73 +1,132 5.89% Q4 2025 Feb 17, 2026
Next Capital Management LLC History No change 20,000 31 0.01% 0.02% 74 0 0.0% Q4 2025 Feb 11, 2026
LIBERTY WEALTH MANAGEMENT LLC History No change 19,500 31 0.0% 0.01% 75 0 0.0% Q4 2025 Feb 04, 2026
Creative Planning History Reduced 18,500 29 0.0% 0.0% 76 -422 -2.23% Q4 2025 Feb 17, 2026
HighTower Advisors, LLC History No change 16,934 26 0.0% 0.0% 77 0 0.0% Q4 2025 Feb 06, 2026
Cetera Investment Advisers History Added to 15,781 25 0.0% 0.0% 78 +898 6.03% Q4 2025 Feb 17, 2026
Bronte Capital Management Pty Ltd. History New 15,627 24 0.0% 81 +15,627 New Q4 2025 Feb 03, 2026
China Universal Asset Management Co., Ltd. History New 15,231 24 0.0% 82 +15,231 New Q4 2025 Jan 29, 2026
ROYAL BANK OF CANADA History New 14,874 24 0.0% 79 +14,874 New Q4 2025 Feb 17, 2026
LPL Financial LLC History Added to 15,524 24 0.0% 0.0% 80 +5,228 50.78% Q4 2025 Feb 11, 2026
Modern Wealth Management, LLC History Added to 15,000 23 0.0% 0.0% 83 +5,000 50.0% Q4 2025 Feb 17, 2026
Bank of New York Mellon Corp History Reduced 12,956 20 0.0% 0.0% 85 -1,095 -7.79% Q4 2025 Feb 10, 2026
PINNACLE ASSOCIATES LTD History No change 12,903 20 0.0% 0.0% 84 0 0.0% Q4 2025 Feb 05, 2026
Pinnacle Wealth Management Advisory Group, LLC History No change 12,903 20 0.0% 0.0% 86 0 0.0% Q4 2025 Feb 02, 2026
Focus Partners Advisor Solutions, LLC History Reduced 12,216 19 0.0% 0.0% 89 -35 -0.29% Q4 2025 Feb 11, 2026
HBK Sorce Advisory LLC History No change 12,344 19 0.0% 0.0% 87 0 0.0% Q4 2025 Feb 09, 2026
CAPITAL ADVISORY GROUP ADVISORY SERVICES, LLC History No change 12,314 19 0.01% 0.01% 88 0 0.0% Q4 2025 Jan 21, 2026
J.W. COLE ADVISORS, INC. History No change 11,269 17 0.0% 0.0% 90 0 0.0% Q4 2025 Feb 11, 2026
OSAIC HOLDINGS, INC. History Added to 10,693 16 0.0% 0.0% 92 +1,359 14.56% Q4 2025 Feb 17, 2026
NewEdge Advisors, LLC History No change 10,400 16 0.0% 0.0% 91 0 0.0% Q4 2025 Feb 18, 2026
Chevy Chase Trust Holdings, LLC History No change 10,000 15 0.0% 0.0% 93 0 0.0% Q4 2025 Feb 13, 2026
Allworth Financial LP History New 9,430 14 0.0% 94 +9,430 New Q4 2025 Feb 05, 2026
CANADA PENSION PLAN INVESTMENT BOARD History New 7,400 11 0.0% 95 +7,400 New Q4 2025 Feb 17, 2026
JPMORGAN CHASE & CO History New 6,601 10 0.0% 96 +6,601 New Q4 2025 Feb 11, 2026
Mirae Asset Global Investments Co., Ltd. History New 4,542 7 0.0% 98 +4,542 New Q4 2025 Jan 26, 2026
PNC FINANCIAL SERVICES GROUP, INC. History Reduced 4,422 7 0.0% 0.0% 97 -6 -0.14% Q4 2025 Feb 06, 2026
Larson Financial Group LLC History New 4,066 6 0.0% 99 +4,066 New Q4 2025 Feb 06, 2026
Atlantic Union Bankshares Corp History No change 3,200 5 0.0% 0.0% 100 0 0.0% Q4 2025 Feb 04, 2026
Hilton Head Capital Partners, LLC History New 3,000 4 0.0% 103 +3,000 New Q4 2025 Feb 11, 2026
Nvest Wealth Strategies, Inc. History New 2,525 4 0.0% 102 +2,525 New Q4 2025 Jan 28, 2026
FEDERATED HERMES, INC. History Reduced 2,722 4 0.0% 0.0% 101 -344 -11.22% Q4 2025 Feb 12, 2026
Newbridge Financial Services Group, Inc. History No change 2,000 3 0.0% 0.0% 104 0 0.0% Q4 2025 Jan 21, 2026
GF FUND MANAGEMENT CO. LTD. History New 1,835 2 0.0% 106 +1,835 New Q4 2025 Jan 27, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 1,878 2 0.0% 0.0% 105 +2 0.11% Q4 2025 Feb 10, 2026
CWM, LLC History Reduced 575 1 0.0% 0.0% 110 -1,860 -76.39% Q4 2025 Jan 26, 2026
Global Retirement Partners, LLC History New 1,000 1 0.0% 112 +1,000 New Q4 2025 Feb 06, 2026
HARBOUR INVESTMENTS, INC. History No change 1,000 1 0.0% 0.0% 107 0 0.0% Q4 2025 Feb 09, 2026
NISA INVESTMENT ADVISORS, LLC History No change 1,026 1 0.0% 0.0% 108 0 0.0% Q4 2025 Jan 15, 2026
COUNTRY TRUST BANK History No change 700 1 0.0% 0.0% 109 0 0.0% Q4 2025 Jan 21, 2026
Tradewinds Capital Management, LLC History No change 800 1 0.0% 0.0% 111 0 0.0% Q4 2025 Jan 14, 2026
Optiver Holding B.V. History No change 1,104 1 0.0% 0.0% 113 0 0.0% Q4 2025 Feb 17, 2026
Fortitude Family Office, LLC History No change 646 1 0.0% 0.0% 114 0 0.0% Q4 2025 Jan 15, 2026
TD Waterhouse Canada Inc. History No change 1,000 1 0.0% 0.0% 115 0 0.0% Q4 2025 Jan 27, 2026
Pale Fire Capital SE History Closed out 0 0 0.2% -775,055 -100.0% Q3 2025 Nov 13, 2025
Schonfeld Strategic Advisors LLC History Closed out 0 0 0.01% -558,576 -100.0% Q3 2025 Nov 14, 2025
Catalyst Funds Management Pty Ltd History Closed out 0 0 0.03% -88,300 -100.0% Q3 2025 Nov 12, 2025
THRIVENT FINANCIAL FOR LUTHERANS History Closed out 0 0 0.0% -35,562 -100.0% Q3 2025 Nov 04, 2025
Susquehanna Portfolio Strategies, LLC History Closed out 0 0 0.0% -29,883 -100.0% Q3 2025 Nov 14, 2025
R Squared Ltd History Closed out 0 0 0.01% -12,268 -100.0% Q3 2025 Nov 12, 2025
Wealthspire Advisors, LLC History Closed out 0 0 0.0% -7,500 -100.0% Q3 2025 Nov 14, 2025
Advisory Services Network, LLC History Closed out 0 0 0.0% -914 -100.0% Q3 2025 Nov 18, 2025
Rise Advisors, LLC History Closed out 0 0 0.0% -548 -100.0% Q3 2025 Oct 08, 2025
Arax Advisory Partners History Reduced 61 0 0.0% -445 -87.94% Q4 2025 Feb 13, 2026
PRINCIPAL SECURITIES, INC. History Closed out 0 0 -270 -100.0% Q3 2025 Nov 12, 2025
Signature Equity Partners, LLC History New 177 0 +177 New Q4 2025 Feb 17, 2026
Sunbelt Securities, Inc. History Reduced 18 0 -117 -86.67% Q4 2025 Feb 20, 2026
SBI Securities Co., Ltd. History Reduced 92 0 -66 -41.77% Q4 2025 Feb 03, 2026
IFP Advisors, Inc History Reduced 1 0 -26 -96.3% Q4 2025 Feb 06, 2026
EverSource Wealth Advisors, LLC History Closed out 0 0 -24 -100.0% Q3 2025 Nov 10, 2025
MCGUIRE CAPITAL ADVISORS INC History New 10 0 +10 New Q4 2025 Feb 19, 2026
JONES FINANCIAL COMPANIES LLLP History No change 200 0 0 0.0% Q4 2025 Feb 17, 2026
Farther Finance Advisors, LLC History No change 100 0 0 0.0% Q4 2025 Jan 23, 2026
Gen-Wealth Partners Inc History No change 136 0 0 0.0% Q4 2025 Feb 13, 2026