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Avidity Partners Management LP

SEC CIK
0001791827
Latest filing
Aug 14, 2026

CRBU holding history

Caribou Biosciences, Inc. in every 13F filed by Avidity Partners Management LP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CRBU overviewAll 13F holders of CRBUFull Q2 2026 holdings

Shares (Q2 2024)
0
Sold out in Q2 2024
Value
$0
% of portfolio
0.0%
Quarters held
11
Since Q3 2021
Holdings of CRBU by Avidity Partners Management LP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20240$00.0%−5,785,352−100.0%Sold outHolders
Q1 20245,785,352$29.7M1.1%−574,860−9.0%ReducedHolders
Q4 20236,360,212$36.4M1.4%+310,000+5.1%AddedHolders
Q3 20236,050,212$28.9M1.2%+3,291,612+119.3%AddedHolders
Q2 20232,758,600$11.7M0.4%00.0%UnchangedHolders
Q1 20232,758,600$14.6M0.5%−124,000−4.3%ReducedHolders
Q4 20222,882,600$18.1M0.4%−290,000−9.1%ReducedHolders
Q3 20223,172,600$33.5M0.7%+222,600+7.5%AddedHolders
Q2 20222,950,000$16.0M0.4%+130,933+4.6%AddedHolders
Q1 20222,819,067$25.9M0.6%+145,000+5.4%AddedHolders
Q4 20212,674,067$40.4M0.9%+200,000+8.1%AddedHolders
Q3 20212,474,067$59.1M1.5%+2,474,067NewHolders