Lancaster Investment Management / CSTM
Lancaster Investment Management’s Constellium SE Position
Does Lancaster Investment Management own Constellium SE (CSTM)? Not currently — the last reported position was 2.30M shares worth $42M in Q4 2023; the fund’s latest 13F (Q1 2026) no longer reports it.
Position Value
$42M
Q4 2023
Shares
2.30M
% of Portfolio
+21.88%
Quarters Held
10
position exited
Position History CSTM
Reported value by quarter
Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Lancaster Investment Management’s full portfolio or all institutional holders of CSTM.