Caribou Biosciences, Inc. - CRBU

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2026 · Compare: Q1 2026
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
BlackRock, Inc. History Added to 7,815,843 13,755 0.0% 0.0% 1 +5,672,758 264.7% Q2 2026 Aug 07, 2026
PFIZER INC History No change 4,690,431 7,879 4.62% 3.5% 2 0 0.0% Q2 2026 Aug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLC History Added to 4,208,568 7,407 0.0% 0.0% 3 +441,340 11.72% Q2 2026 Aug 13, 2026
MACKENZIE FINANCIAL CORP History Added to 3,650,796 6,425 0.01% 0.0% 4 +2,708,010 287.23% Q2 2026 Aug 13, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 2,773,545 4,881 0.01% 0.01% 5 +183,048 7.07% Q2 2026 Aug 13, 2026
Kynam Capital Management, LP History No change 2,503,302 4,405 0.24% 0.29% 6 0 0.0% Q2 2026 Aug 14, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 2,374,894 4,180 0.0% 0.0% 7 +1,356,935 133.3% Q2 2026 Aug 12, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 1,774,474 3,118 0.0% 0.0% 8 +849,435 91.83% Q2 2026 Aug 13, 2026
STATE STREET CORP History Added to 1,632,914 2,873 0.0% 0.0% 9 +1,209,651 285.79% Q2 2026 Sep 22, 2026
BANK OF AMERICA CORP /DE/ History Added to 1,410,958 2,483 0.0% 0.0% 10 +113,791 8.77% Q2 2026 Aug 14, 2026
TWO SIGMA INVESTMENTS, LP History Reduced 1,046,279 1,841 0.0% 0.0% 11 -713,655 -40.55% Q2 2026 Aug 14, 2026
DIMENSIONAL FUND ADVISORS LP History Added to 975,327 1,716 0.0% 0.0% 12 +302,127 44.88% Q2 2026 Aug 11, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Added to 775,809 1,365 0.0% 0.0% 13 +216,167 38.63% Q2 2026 Aug 14, 2026
FMR LLC History Added to 727,115 1,279 0.0% 0.0% 14 +3,156 0.44% Q2 2026 Aug 13, 2026
NORTHERN TRUST CORP History Added to 712,965 1,254 0.0% 0.0% 15 +495,230 227.45% Q2 2026 Aug 13, 2026
MAVERICK CAPITAL LTD History No change 652,542 1,148 0.01% 0.01% 16 0 0.0% Q2 2026 Aug 14, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History New 613,801 1,080 0.0% — 17 +613,801 New Q2 2026 Aug 13, 2026
VANGUARD FIDUCIARY TRUST CO History Added to 606,388 1,067 0.0% 0.0% 18 +86,270 16.59% Q2 2026 Aug 13, 2026
Qube Research & Technologies Ltd History Added to 545,755 960 0.0% 0.0% 19 +369,058 208.86% Q2 2026 Aug 14, 2026
UBS Group AG History Added to 517,371 910 0.0% 0.0% 20 +258,202 99.63% Q2 2026 Aug 13, 2026
72 Investment Holdings, LLC History No change 474,067 834 1.67% 1.81% 21 0 0.0% Q2 2026 Aug 14, 2026
GSA CAPITAL PARTNERS LLP History Reduced 463,416 816 0.05% 0.06% 22 -17,308 -3.6% Q2 2026 Aug 06, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History Added to 410,979 723 0.0% 0.0% 23 +52,038 14.5% Q2 2026 Aug 14, 2026
Cambridge Investment Research Advisors, Inc. History Reduced 382,410 673 0.0% 0.0% 24 -164,604 -30.09% Q2 2026 Jul 27, 2026
MARSHALL WACE, LLP History Reduced 375,686 661 0.0% 0.0% 25 -829,982 -68.84% Q2 2026 Aug 13, 2026
Green Alpha Advisors, LLC History Reduced 364,324 641 0.43% 0.7% 26 -9,326 -2.5% Q2 2026 Aug 11, 2026
PFM Health Sciences, LP History Reduced 354,687 624 0.05% 0.17% 27 -603,100 -62.97% Q2 2026 Aug 14, 2026
GOLDMAN SACHS GROUP INC History Reduced 322,875 568 0.0% 0.0% 28 -53,714 -14.26% Q2 2026 Aug 14, 2026
Invesco Ltd. History Added to 301,117 529 0.0% 0.0% 29 +217,615 260.61% Q2 2026 Aug 14, 2026
WELLS FARGO & COMPANY/MN History Reduced 298,315 525 0.0% 0.0% 30 -5,340 -1.76% Q2 2026 Aug 14, 2026
XTX Topco Ltd History Reduced 269,157 473 0.01% 0.01% 31 -54,312 -16.79% Q2 2026 Aug 14, 2026
Bruce & Co., Inc. History No change 250,000 440 0.12% 0.14% 32 0 0.0% Q2 2026 Aug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Reduced 245,314 431 0.0% 0.0% 33 -801,889 -76.57% Q2 2026 Aug 14, 2026
Man Group plc History Added to 240,066 422 0.0% 0.0% 34 +162,856 210.93% Q2 2026 Aug 14, 2026
Bank of New York Mellon Corp History Added to 222,560 391 0.0% 0.0% 35 +210,049 1678.91% Q2 2026 Aug 06, 2026
MILESTONE ASSET MANAGEMENT, LLC History Added to 200,085 352 0.06% 0.06% 36 +38,009 23.45% Q2 2026 Jul 15, 2026
CITADEL ADVISORS LLC History Reduced 197,815 348 0.0% 0.0% 37 -100,118 -33.6% Q2 2026 Sep 02, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 173,375 305 0.0% 0.0% 38 +84,888 95.93% Q2 2026 Aug 14, 2026
Susquehanna Portfolio Strategies, LLC History New 158,597 279 0.0% — 39 +158,597 New Q2 2026 Aug 14, 2026
Graham Capital Management, L.P. History Added to 155,914 274 0.0% 0.0% 40 +117,163 302.35% Q2 2026 Aug 14, 2026
AMERICAN CENTURY COMPANIES INC History Added to 140,580 247 0.0% 0.0% 41 +28,127 25.01% Q2 2026 Aug 12, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 132,000 232 0.0% 0.01% 42 0 0.0% Q2 2026 Aug 14, 2026
Nuveen, LLC History New 123,516 217 0.0% — 43 +123,516 New Q2 2026 Aug 11, 2026
LPL Financial LLC History Added to 122,774 216 0.0% 0.0% 44 +87,500 248.06% Q2 2026 Aug 07, 2026
MORGAN STANLEY History Reduced 121,320 213 0.0% 0.0% 45 -123,792 -50.5% Q2 2026 Aug 13, 2026
NANO CAP NEW MILLENNIUM GROWTH FUND L P History No change 117,500 206 0.16% 0.21% 46 0 0.0% Q2 2026 Aug 14, 2026
JANE STREET GROUP, LLC History Added to 113,931 200 0.0% 0.0% 47 +2,456 2.2% Q2 2026 Aug 14, 2026
DEUTSCHE BANK AG\ History New 89,575 157 0.0% — 48 +89,575 New Q2 2026 Aug 07, 2026
Quadrature Capital Ltd History Added to 88,979 156 0.0% 0.0% 49 +49,423 124.94% Q2 2026 Aug 06, 2026
CANADA PENSION PLAN INVESTMENT BOARD History Added to 81,100 142 0.0% 0.0% 50 +23,200 40.07% Q2 2026 Aug 14, 2026
Keystone Financial Group History Added to 80,825 142 0.01% 0.01% 51 +350 0.43% Q2 2026 Jul 29, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 70,896 124 0.0% 0.0% 52 +68,751 3205.17% Q2 2026 Aug 13, 2026
RHUMBLINE ADVISERS History New 68,571 120 0.0% — 53 +68,571 New Q2 2026 Aug 11, 2026
SIMPLEX TRADING, LLC History Added to 66,300 116 0.0% 0.0% 54 +34,900 111.15% Q2 2026 Aug 12, 2026
CITIGROUP INC History Added to 61,311 107 0.0% 0.0% 55 +4,388 7.71% Q2 2026 Aug 03, 2026
Nelson Capital Management, LLC History No change 58,685 103 0.01% 0.01% 56 0 0.0% Q2 2026 Jul 24, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 51,171 90 0.0% 0.0% 57 -1,023,250 -95.24% Q2 2026 Aug 14, 2026
BARCLAYS PLC History Added to 50,312 88 0.0% 0.0% 58 +23,599 88.34% Q2 2026 Aug 14, 2026
COMMONWEALTH EQUITY SERVICES, LLC History Added to 47,908 84 0.0% 0.0% 59 +3,000 6.68% Q2 2026 Jul 29, 2026
Virtu Financial LLC History Added to 45,188 80 0.0% 0.0% 60 +8,579 23.43% Q2 2026 Aug 13, 2026
JPMORGAN CHASE & CO History Added to 42,929 75 0.0% 0.0% 61 +36,840 605.03% Q2 2026 Aug 12, 2026
SEI INVESTMENTS CO History Added to 41,939 73 0.0% 0.0% 62 +10,931 35.25% Q2 2026 Aug 14, 2026
ALLIANCEBERNSTEIN L.P. History New 37,080 70 0.0% — 64 +37,080 New Q2 2026 Aug 14, 2026
RBF Capital, LLC History No change 40,000 70 0.0% 0.0% 63 0 0.0% Q2 2026 Aug 14, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History No change 39,129 68 0.0% 0.0% 65 0 0.0% Q2 2026 Aug 17, 2026
Russell Investments Group, Ltd. History Added to 37,380 65 0.0% 0.0% 66 +9,820 35.63% Q2 2026 Aug 06, 2026
NEW YORK STATE COMMON RETIREMENT FUND History New 35,400 62 0.0% — 68 +35,400 New Q2 2026 Jul 29, 2026
Connor, Clark & Lunn Investment Management Ltd. History Added to 35,513 62 0.0% 0.0% 67 +4,772 15.52% Q2 2026 Aug 12, 2026
Vanguard Personalized Indexing Management, LLC History Reduced 34,715 61 0.0% 0.0% 70 -4,518 -11.52% Q2 2026 Aug 11, 2026
HSBC HOLDINGS PLC History No change 34,460 61 0.0% 0.0% 69 0 0.0% Q2 2026 Aug 14, 2026
PRUDENTIAL FINANCIAL INC History Added to 34,375 60 0.0% 0.0% 72 +15,375 80.92% Q2 2026 Aug 12, 2026
US BANCORP \DE\ History No change 34,265 60 0.0% 0.0% 71 0 0.0% Q2 2026 Aug 12, 2026
&PARTNERS History No change 32,505 57 0.0% 0.0% 73 0 0.0% Q2 2026 Aug 14, 2026
Prime Capital Investment Advisors, LLC History No change 32,315 56 0.0% 0.0% 74 0 0.0% Q2 2026 Aug 05, 2026
Thrive Wealth Management, LLC History No change 32,000 56 0.01% 0.01% 75 0 0.0% Q2 2026 Jul 07, 2026
AMERIPRISE FINANCIAL INC History Added to 29,530 51 0.0% 0.0% 76 +100 0.34% Q2 2026 Aug 14, 2026
CREDIT AGRICOLE S A History No change 29,000 51 0.0% 0.0% 77 0 0.0% Q2 2026 Aug 14, 2026
Vanguard Global Advisers, LLC History No change 29,101 51 0.0% 0.0% 78 0 0.0% Q2 2026 Aug 13, 2026
Police & Firemen's Retirement System of New Jersey History New 27,084 47 0.0% — 79 +27,084 New Q2 2026 Jul 23, 2026
BANK OF MONTREAL /CAN/ History Added to 26,500 46 0.0% 0.0% 80 +5,500 26.19% Q2 2026 Aug 12, 2026
GROUP ONE TRADING LLC History Reduced 25,116 44 0.0% 0.0% 81 -23,684 -48.53% Q2 2026 Aug 13, 2026
Creative Planning History Added to 25,500 44 0.0% 0.0% 82 +9,000 54.55% Q2 2026 Aug 13, 2026
Spark Investment Management LLC History New 23,600 41 0.08% — 84 +23,600 New Q2 2026 Aug 10, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History New 23,464 41 0.0% — 83 +23,464 New Q2 2026 Sep 09, 2026
LIBERTY WEALTH MANAGEMENT LLC History No change 19,500 37 0.0% 0.0% 85 0 0.0% Q2 2026 Aug 05, 2026
RAYMOND JAMES FINANCIAL INC History Added to 20,534 36 0.0% 0.0% 86 +4,161 25.41% Q2 2026 Aug 14, 2026
Next Capital Management LLC History No change 20,000 35 0.01% 0.01% 87 0 0.0% Q2 2026 Aug 03, 2026
INTECH INVESTMENT MANAGEMENT LLC History New 19,870 34 0.0% — 88 +19,870 New Q2 2026 Aug 10, 2026
HighTower Advisors, LLC History No change 16,934 29 0.0% 0.0% 89 0 0.0% Q2 2026 Aug 05, 2026
Point72 Asset Management, L.P. History Reduced 15,769 27 0.0% 0.0% 90 -171,853 -91.6% Q2 2026 Aug 14, 2026
China Universal Asset Management Co., Ltd. History Reduced 15,785 27 0.0% 0.0% 91 -802 -4.84% Q2 2026 Jul 24, 2026
ProShare Advisors LLC History New 15,279 26 0.0% — 93 +15,279 New Q2 2026 Aug 11, 2026
Modern Wealth Management, LLC History No change 15,000 26 0.0% 0.0% 92 0 0.0% Q2 2026 Aug 13, 2026
GREAT VALLEY ADVISOR GROUP, INC. History No change 14,314 25 0.0% 0.0% 94 0 0.0% Q2 2026 Aug 10, 2026
PINNACLE ASSOCIATES LTD History No change 12,903 22 0.0% 0.0% 95 0 0.0% Q2 2026 Aug 03, 2026
Pinnacle Wealth Management Advisory Group, LLC History No change 12,903 22 0.0% 0.0% 96 0 0.0% Q2 2026 Aug 05, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History New 11,008 21 0.0% — 98 +11,008 New Q2 2026 Jul 15, 2026
AXQ CAPITAL, LP History Reduced 12,249 21 0.0% 0.0% 97 -2,751 -18.34% Q2 2026 Aug 06, 2026
J.W. COLE ADVISORS, INC. History New 11,269 19 0.0% — 101 +11,269 New Q2 2026 Jul 21, 2026
Naviter Wealth, LLC History New 11,091 19 0.0% — 102 +11,091 New Q2 2026 Aug 07, 2026
HBK Sorce Advisory LLC History No change 12,344 19 0.0% 0.0% 99 0 0.0% Q2 2026 Aug 06, 2026
NewEdge Advisors, LLC History No change 10,925 19 0.0% 0.0% 100 0 0.0% Q2 2026 Aug 12, 2026
VICTORY CAPITAL MANAGEMENT INC History New 10,309 18 0.0% — 104 +10,309 New Q2 2026 Aug 07, 2026
Quantinno Capital Management LP History No change 10,436 18 0.0% 0.0% 103 0 0.0% Q2 2026 Aug 13, 2026
Pekin Hardy Strauss, Inc. History New 10,000 17 0.0% — 107 +10,000 New Q2 2026 Jul 30, 2026
AE Wealth Management LLC History New 10,000 17 0.0% — 108 +10,000 New Q2 2026 Aug 03, 2026
OSAIC HOLDINGS, INC. History Reduced 10,150 17 0.0% 0.0% 106 -197 -1.9% Q2 2026 Aug 14, 2026
Chevy Chase Trust Holdings, LLC History No change 10,000 17 0.0% 0.0% 105 0 0.0% Q2 2026 Aug 14, 2026
Legal & General Group Plc History New 8,904 15 0.0% — 110 +8,904 New Q2 2026 Aug 14, 2026
Tower Research Capital LLC (TRC) History Added to 8,852 15 0.0% 0.0% 109 +2,830 46.99% Q2 2026 Aug 11, 2026
Ameritas Investment Partners, Inc. History New 8,334 14 0.0% — 111 +8,334 New Q2 2026 Aug 13, 2026
ROYAL BANK OF CANADA History Added to 5,344 10 0.0% 0.0% 112 +2,882 117.06% Q2 2026 Aug 14, 2026
Mirae Asset Global Investments Co., Ltd. History Reduced 4,436 7 0.0% 0.0% 114 -439 -9.01% Q2 2026 Jul 22, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 4,420 7 0.0% 0.0% 113 0 0.0% Q2 2026 Aug 07, 2026
Atlantic Union Bankshares Corp History No change 3,200 5 0.0% 0.0% 115 0 0.0% Q2 2026 Aug 11, 2026
Hilton Head Capital Partners, LLC History No change 3,000 5 0.0% 0.0% 116 0 0.0% Q2 2026 Jul 27, 2026
FEDERATED HERMES, INC. History No change 2,722 4 0.0% 0.0% 117 0 0.0% Q2 2026 Aug 12, 2026
Nvest Wealth Strategies, Inc. History No change 2,525 4 0.0% 0.0% 118 0 0.0% Q2 2026 Jul 10, 2026
Sterling Capital Management LLC History New 1,851 3 0.0% — 121 +1,851 New Q2 2026 Jul 28, 2026
GF FUND MANAGEMENT CO. LTD. History Reduced 1,951 3 0.0% 0.0% 120 -148 -7.05% Q2 2026 Aug 07, 2026
NFSG Corp History No change 2,000 3 0.0% 0.0% 119 0 0.0% Q2 2026 Aug 14, 2026
Fortitude Family Office, LLC History Reduced 646 1 0.0% 0.0% 125 -318 -32.99% Q2 2026 Jul 20, 2026
HARBOUR INVESTMENTS, INC. History Reduced 1,135 1 0.0% 0.0% 122 -45 -3.81% Q2 2026 Aug 12, 2026
NISA INVESTMENT ADVISORS, LLC History No change 1,026 1 0.0% 0.0% 123 0 0.0% Q2 2026 Aug 10, 2026
Tradewinds Capital Management, LLC History No change 800 1 0.0% 0.0% 124 0 0.0% Q2 2026 Jul 23, 2026
TD Waterhouse Canada Inc. History No change 1,000 1 0.0% 0.0% 126 0 0.0% Q2 2026 Jul 27, 2026
Basecamp Wealth Advisors LLC History No change 937 1 0.0% 0.0% 127 0 0.0% Q2 2026 Aug 14, 2026
Aberdeen Group plc History Closed out 0 0 — 0.0% — -1,212,541 -100.0% Q2 2026 Jul 31, 2026
OMERS ADMINISTRATION Corp History Closed out 0 0 — 0.0% — -120,200 -100.0% Q2 2026 Aug 13, 2026
HRT FINANCIAL LP History Closed out 0 0 — 0.0% — -78,954 -100.0% Q2 2026 Aug 14, 2026
Brevan Howard Capital Management LP History Closed out 0 0 — 0.0% — -65,062 -100.0% Q2 2026 Aug 14, 2026
Jefferies Financial Group Inc. History Closed out 0 0 — 0.0% — -33,262 -100.0% Q2 2026 Aug 17, 2026
Diametric Capital, LP History Closed out 0 0 — 0.02% — -32,793 -100.0% Q2 2026 Aug 14, 2026
Catalyst Funds Management Pty Ltd History Closed out 0 0 — 0.01% — -32,200 -100.0% Q2 2026 Aug 10, 2026
ENVESTNET ASSET MANAGEMENT INC History Closed out 0 0 — 0.0% — -30,586 -100.0% Q2 2026 Sep 23, 2026
Schonfeld Strategic Advisors LLC History Closed out 0 0 — 0.0% — -23,969 -100.0% Q2 2026 Aug 14, 2026
NINE MASTS CAPITAL Ltd History Closed out 0 0 — 0.01% — -20,612 -100.0% Q2 2026 Aug 07, 2026
Westmount Partners, LLC History Closed out 0 0 — 0.01% — -19,609 -100.0% Q2 2026 Jul 07, 2026
AQR CAPITAL MANAGEMENT LLC History Closed out 0 0 — 0.0% — -15,678 -100.0% Q2 2026 Aug 14, 2026
Bronte Capital Management Pty Ltd. History Closed out 0 0 — 0.0% — -15,627 -100.0% Q2 2026 Aug 04, 2026
CTC Alternative Strategies, Ltd. History Closed out 0 0 — 0.06% — -15,076 -100.0% Q2 2026 Aug 13, 2026
Cetera Investment Advisers History Closed out 0 0 — 0.0% — -14,781 -100.0% Q2 2026 Aug 12, 2026
TWO SIGMA SECURITIES, LLC History Closed out 0 0 — 0.0% — -13,052 -100.0% Q2 2026 Aug 14, 2026
Jump Financial, LLC History Closed out 0 0 — 0.0% — -12,460 -100.0% Q2 2026 Aug 13, 2026
Allworth Financial LP History Closed out 0 0 — 0.0% — -9,430 -100.0% Q2 2026 Aug 11, 2026
Scarborough Advisors, LLC History Closed out 0 0 — 0.0% — -8,420 -100.0% Q2 2026 Jul 21, 2026
Larson Financial Group LLC History Reduced 11 0 — 0.0% — -4,055 -99.73% Q2 2026 Aug 14, 2026
SUMMIT SECURITIES GROUP LLC History Closed out 0 0 — 0.0% — -809 -100.0% Q2 2026 Aug 03, 2026
Optiver Holding B.V. History New 278 0 — — — +278 New Q2 2026 Aug 12, 2026
Signature Equity Partners, LLC History Closed out 0 0 — — — -177 -100.0% Q2 2026 Jul 30, 2026
Caitong International Asset Management Co., Ltd History Added to 151 0 — — — +148 4933.33% Q2 2026 Aug 04, 2026
Advisory Services Network, LLC History Closed out 0 0 — — — -114 -100.0% Q2 2026 Aug 12, 2026
Arax Advisory Partners History Added to 78 0 — — — +13 20.0% Q2 2026 Aug 10, 2026
SBI Securities Co., Ltd. History Reduced 79 0 — — — -13 -14.13% Q2 2026 Jul 22, 2026
GILL CAPITAL PARTNERS, LLC History No change 75 0 — — — 0 0.0% Q2 2026 Aug 20, 2026
JONES FINANCIAL COMPANIES LLLP History No change 200 0 — — — 0 0.0% Q2 2026 Aug 14, 2026
CWM, LLC History No change 137 0 — — — 0 0.0% Q1 2026 May 14, 2026
Farther Finance Advisors, LLC History No change 100 0 — — — 0 0.0% Q2 2026 Jul 17, 2026
Gen-Wealth Partners Inc History No change 136 0 — — — 0 0.0% Q2 2026 Aug 10, 2026
MCGUIRE CAPITAL ADVISORS INC History No change 10 0 — — — 0 0.0% Q2 2026 Aug 14, 2026
Paladin Partners, LLC History No change 50 0 — — — 0 0.0% Q2 2026 Aug 07, 2026