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 2021 vs. Q3 2021

How the institutions holding Caribou Biosciences, Inc. changed between Q3 2021 and Q4 2021.

All holders in Q4 2021 All holders in Q3 2021

13F holders of CRBU: Q3 2021 compared with Q4 2021
Measure	Q3 2021	Q4 2021	Change
Holders	88	93	+5
Shares	30.1M	31.1M	+1.00M (+3.3%)
Value	$704.7M	$464.7M	−$240.0M (−34.1%)

New holders (27)

Institutions that held Caribou Biosciences, Inc. at the end of Q4 2021 but not at the end of Q3 2021.

Institutions new to CRBU in Q4 2021
Institution	Shares	Value	% of portfolio
Velan Capital Investment Management LP	210,695	$3.18M	2.66%
Mirae Asset Global Investments Co., Ltd.	178,913	$2.70M	0.01%
Citadel Advisors LLC	151,110	$2.28M	0.00%
D. E. Shaw & Co., Inc.	141,361	$2.13M	0.00%
Renaissance Technologies LLC	95,949	$1.45M	0.00%
Ensign Peak Advisors, Inc	64,788	$978.0K	0.00%
Vident Investment Advisory, LLC	60,306	$910.0K	0.02%
Swiss National Bank	52,800	$797.0K	0.00%
Ergoteles LLC	41,487	$626.0K	0.02%
Goldman Sachs Group Inc	31,723	$478.0K	0.00%
Tudor Investment Corp Et Al	30,021	$453.0K	0.01%
State of Wisconsin Investment Board	25,100	$379.0K	0.00%
Allspring Global Investments Holdings, LLC	22,163	$334.0K	0.00%
DekaBank Deutsche Girozentrale	22,000	$321.0K	0.00%
Credit Suisse AG	16,463	$247.0K	0.00%
Atom Investors LP	16,323	$246.0K	0.07%
AlphaCentric Advisors LLC	16,000	$241.0K	0.07%
Susquehanna International Group, LLP	14,463	$218.0K	0.00%
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.	13,922	$213.0K	0.00%
Royce & Associates LP	12,900	$195.0K	0.00%
ProShare Advisors LLC	12,910	$195.0K	0.00%
Virtus ETF Advisers LLC	9,949	$150.0K	0.06%
Simplex Trading, LLC	4,106	$61.0K	0.00%
Eaton Vance Management	425	$6.00K	0.00%
Daiwa Securities Group Inc.	176	$3.00K	0.00%
State of Wyoming	159	$2.00K	0.00%
TD Waterhouse Canada Inc.	30	$433	0.00%

Sold out (22)

Institutions that held Caribou Biosciences, Inc. at the end of Q3 2021 and filed for Q4 2021 without it.

Institutions that sold out of CRBU in Q4 2021
Institution	Shares, Q3 2021	Value, Q3 2021
Jennison Associates LLC	322,091	$7.69M
Sphera Funds Management Ltd.	200,000	$4.77M
Davidson Kempner Capital Management LP	183,600	$4.38M
ArrowMark Colorado Holdings LLC	125,000	$2.98M
Caas Capital Management LP	100,000	$2.39M
Mark Asset Management LP	80,000	$1.91M
Ghisallo Capital Management LLC	75,000	$1.79M
Teacher Retirement System of Texas	60,000	$1.43M
Nantahala Capital Management, LLC	56,418	$1.35M
Moore Capital Management, LP	41,393	$988.0K
Mirabella Financial Services LLP	28,800	$687.0K
Columbus Hill Capital Management, L.P.	25,000	$597.0K
Alliancebernstein L.P.	24,488	$585.0K
Walleye Capital LLC	15,164	$362.0K
Virtu Financial LLC	13,020	$311.0K
Schonfeld Strategic Advisors LLC	10,500	$251.0K
Bailard, Inc.	8,800	$210.0K
SG Americas Securities, LLC	8,640	$206.0K
ARK Investment Management LLCSuperinvestorARK Invest	4,903	$117.0K
Herold Advisors, Inc.	2,550	$60.0K
Point72 Hong Kong Ltd	596	$14.0K
Harbour Investments, Inc.	16	$0