Constellium SE
CSTM- Exchange
- NYSE
- Industry
- Secondary Smelting & Refining of Nonferrous Metals
- SEC CIK
- 0001563411
In the last 90 days, Constellium SE insiders filed 1 open-market purchase and 0 sales; 389 institutions reported holding it in 13F filings for Q2 2026, worth $3.85B in total; no superinvestor holds it.
Superinvestors holding CSTM, Q2 2026
No superinvestor reported holding CSTM in Q2 2026.
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of CSTM each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q4 2024
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q3 2024
1 superinvestor holding at quarter end
Q1 2023
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q4 2022
1 superinvestor holding at quarter end
- Reduced
- Maverick Capital (−2.0%)
Q3 2022
1 superinvestor holding at quarter end