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OrbiMed Advisors LLC

SEC CIK
0001055951
Latest filing
Aug 14, 2026

IMGN holding history

ImmunoGen, Inc. in every 13F filed by OrbiMed Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

IMGN overviewAll 13F holders of IMGNFull Q2 2026 holdings

Shares (Q1 2022)
0
Sold out in Q1 2022
Value
$0
% of portfolio
0.0%
Quarters held
4
Since Q1 2021
Holdings of IMGN by OrbiMed Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20220$00.0%−3,868,786−100.0%Sold outHolders
Q4 20213,868,786$28.7M0.4%−11,029,128−74.0%ReducedHolders
Q3 202114,897,914$84.5M0.9%+1,961,292+15.2%AddedHolders
Q2 202112,936,622$85.3M0.9%+3,804,800+41.7%AddedHolders
Q1 20219,131,822$74.0M0.7%––Holders

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