SEC 13F Intelligence

Deerfield Management Company, L.P. / IMGNEUR

Deerfield Management Company, L.P.’s Immunogen Inc Position

Does Deerfield Management Company, L.P. own Immunogen Inc (IMGNEUR)? Not currently — the last reported position was 6.36M shares worth $32M in Q4 2022; the fund’s latest 13F (Q1 2026) no longer reports it.

Position Value
$32M
Q4 2022
Shares
6.36M
% of Portfolio
+0.65%
Quarters Held
4
position exited

Position History IMGNEUR

Reported value by quarter
Q1 ’22: $17MQ1 ’22Q2 ’22: $68MQ2 ’22Q3 ’22: $66MQ3 ’22Q4 ’22: $32MQ4 ’22filingsflow.com
QuarterSharesValue% of Portfolio
Q4 20226.36M$32M+0.65%
Q3 202213.74M$66M+1.31%
Q2 202215.02M$68M+1.39%
Q1 20223.47M$17M+0.37%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Deerfield Management Company, L.P.’s full portfolio or all institutional holders of IMGNEUR.