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Avidity Partners Management LP

SEC CIK
0001791827
Latest filing
Aug 14, 2026

AVTR holding history

Avantor, 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.

AVTR overviewAll 13F holders of AVTRFull Q2 2026 holdings

Shares (Q2 2025)
0
Sold out in Q2 2025
Value
$0
% of portfolio
0.0%
Quarters held
14
Since Q1 2021
Holdings of AVTR by Avidity Partners Management LP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20250$00.0%−453,000−100.0%Sold outHolders
Q1 2025453,000$7.34M1.5%−494,000−52.2%ReducedHolders
Q4 2024947,000$20.0M2.0%−288,000−23.3%ReducedHolders
Q3 20241,235,000$31.9M1.6%−1,851,000−60.0%ReducedHolders
Q2 20243,086,000$65.4M2.8%+391,000+14.5%AddedHolders
Q1 20242,695,000$68.9M2.4%+573,156+27.0%AddedHolders
Q4 20232,121,844$48.4M1.9%+2,121,844NewHolders
Q2 20230$00.0%−1,125,000−100.0%Sold outHolders
Q1 20231,125,000$23.8M0.8%+1,125,000NewHolders
Q4 20220$00.0%−4,522,600−100.0%Sold outHolders
Q3 20224,522,600$88.6M1.9%−2,130,100−32.0%ReducedHolders
Q2 20226,652,700$206.9M4.7%+984,400+17.4%AddedHolders
Q1 20225,668,300$191.7M4.3%+876,300+18.3%AddedHolders
Q4 20214,792,000$201.9M4.3%+1,544,300+47.6%AddedHolders
Q3 20213,247,700$132.8M3.4%+67,700+2.1%AddedHolders
Q2 20213,180,000$112.9M3.1%−1,805,100−36.2%ReducedHolders
Q1 20214,985,100$144.2M4.0%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.