Caribou Biosciences, Inc.

CRBU

Exchange: Nasdaq
Industry: Biological Products, (No Diagnostic Substances)
SEC CIK: 0001619856

SEC filings (opens in a new tab)

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.

Q4 2024 vs. Q3 2024

How the institutions holding Caribou Biosciences, Inc. changed between Q3 2024 and Q4 2024.

All holders in Q4 2024 All holders in Q3 2024

13F holders of CRBU: Q3 2024 compared with Q4 2024
Measure	Q3 2024	Of which not filed for Q4 2024	Q4 2024	Change
Holders	129	1	133	+5
Shares	52.4M	11.0K	58.3M	+5.91M (+11.3%)
Value	$103.1M	$21.6K	$93.1M	−$10.0M (−9.7%)

1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (27)

Institutions that held Caribou Biosciences, Inc. at the end of Q4 2024 but not at the end of Q3 2024.

Institutions new to CRBU in Q4 2024
Institution	Shares	Value	% of portfolio
Pfizer Inc	4,690,431	$7.46M	0.29%
Jacobs Levy Equity Management, Inc	1,208,069	$1.92M	0.01%
Ameriprise Financial Inc	408,058	$648.8K	0.00%
Susquehanna Fundamental Investments, LLC	180,823	$287.5K	0.00%
Verition Fund Management LLC	140,101	$222.8K	0.00%
Public Employees Retirement System of Ohio	139,486	$221.8K	0.00%
Susquehanna International Group, LLP	118,265	$188.0K	0.00%
SEI Investments Co	64,364	$102.3K	0.00%
Keystone Financial Group	45,400	$72.2K	0.01%
Thrive Wealth Management, LLC	32,000	$50.9K	0.01%
Diametric Capital, LP	26,224	$41.7K	0.03%
Police & Firemen's Retirement System of New Jersey	16,960	$27.0K	0.00%
Centric Wealth Management	16,847	$26.8K	0.01%
JustInvest LLC	15,793	$25.1K	0.00%
HighTower Advisors, LLC	12,921	$20.5K	0.00%
Buckingham Strategic Partners	12,127	$19.3K	0.00%
Engineers Gate Manager LP	11,294	$18.0K	0.00%
Curio Wealth, LLC	10,000	$15.9K	0.01%
BNP Paribas Arbitrage, SA	8,577	$13.6K	0.00%
Federated Hermes, Inc.	2,762	$4.39K	0.00%
Newbridge Financial Services Group, Inc.	2,000	$3.18K	0.00%
Optiver Holding B.V.	769	$1.22K	0.00%
Skopos Labs, Inc.	362	$576	0.00%
Rothschild Investment LLC	360	$572	0.00%
Jones Financial Companies LLLP	200	$318	0.00%
SBI Securities Co., Ltd.	152	$242	0.00%
IFP Advisors, Inc	41	$65	0.00%

Sold out (22)

Institutions that held Caribou Biosciences, Inc. at the end of Q3 2024 and filed for Q4 2024 without it.

Institutions that sold out of CRBU in Q4 2024
Institution	Shares, Q3 2024	Value, Q3 2024
Renaissance Technologies LLC	594,200	$1.16M
Walleye Capital LLC	237,599	$465.7K
Royce & Associates LP	142,912	$280.1K
XTX Topco Ltd	101,535	$199.0K
Citadel Advisors LLC	64,458	$126.3K
Nomura Holdings Inc	59,364	$116.4K
Tudor Investment Corp Et Al	30,073	$58.9K
Bayesian Capital Management, LP	26,084	$51.1K
China Universal Asset Management Co., Ltd.	17,380	$34.1K
Cornercap Investment Counsel Inc	16,522	$32.4K
Erste Asset Management GmbH	13,900	$27.5K
UBS Asset Management Americas Inc	12,195	$23.9K
LPL Financial LLC	10,483	$20.5K
Victory Capital Management Inc	10,143	$19.9K
Catalyst Funds Management Pty Ltd	7,800	$15.3K
Group One Trading, L.P.	6,726	$13.2K
Point72 (DIFC) Ltd	3,786	$7.42K
Mirae Asset Global Investments Co., Ltd.	3,268	$6.47K
Capital Performance Advisors LLP	675	$1.32K
Jamison Private Wealth Management, Inc.	188	$369
Comerica Bank	127	$249
Daiwa Securities Group Inc.	176	$0

Not filed for Q4 2024 yet (1)

Institutions that held Caribou Biosciences, Inc. at the end of Q3 2024 and haven't filed a 13F for Q4 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CRBU in Q3 2024 that haven't filed for Q4 2024
Institution	Shares, Q3 2024	Value, Q3 2024
Raymond James & Associates	11,000	$21.6K