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Who owns Caribou Biosciences (CRBU) stock

131 funds reported Caribou Biosciences (CRBU) shares in their latest 13F filings, worth $89.7M in all. The largest holder is BlackRock ($13.8M). Last quarter 60 funds added to their stakes and 45 cut them.

Largest holders of CRBU (13F)Largest holders of CRBU (13F)BlackRock$13.8MPfizer$7.9MVanguard Capital Management LLC$7.4MVanguard Group$6.8MMackenzie Financial$5.2MRenaissance Technologies LLC$4.9MKynam Capital Management, LP$4.4MGeode Capital Management, LLC$4.2MAcadian Asset Management LLC$3.1MState Street$2.9M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock7,815,843$13.8Mincrease2026-06-30
Pfizer4,690,431$7.9Munchanged2026-06-30
Vanguard Capital Management LLC4,208,568$7.4Mincrease2026-06-30
Vanguard Group4,304,198$6.8Mincrease2025-12-31
Mackenzie Financial4,071,819$5.2Mincrease2026-09-30
Renaissance Technologies LLC2,773,545$4.9Mincrease2026-06-30
Kynam Capital Management, LP2,503,302$4.4Munchanged2026-06-30
Geode Capital Management, LLC2,374,894$4.2Mincrease2026-06-30
Acadian Asset Management LLC1,774,474$3.1Mincrease2026-06-30
State Street1,632,914$2.9Mincrease2026-06-30
Bank of America1,410,958$2.5Mincrease2026-06-30
Two Sigma Investments, LP1,046,279$1.8Mdecrease2026-06-30
Dimensional Fund Advisors LP975,327$1.7Mincrease2026-06-30
Charles Schwab Investment Management775,809$1.4Mincrease2026-06-30
FMR LLC727,115$1.3Mincrease2026-06-30

Caribou Biosciences' latest quarter

Caribou Biosciences, Q3 2026: revenue $1.6M (-27% year over year), net loss $26.6M, operating cash flow −$22.5M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most CRBU stock?

By the latest 13F filings: BlackRock ($13.8M); Pfizer ($7.9M); Vanguard Capital Management LLC ($7.4M); Vanguard Group ($6.8M); Mackenzie Financial ($5.2M).

What is the short interest in CRBU?

12,554,864 shares were sold short at the 2026-10-15 settlement, -2.78% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.