InsiderTrades

Form 4 for CSTM CONSTELLIUM SE

Accepted 2026-03-11 00:00:00 ET · period of report 2026-03-09 · accession 0002098782-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-03-11 2026-03-09 CSTM Corre Stephane Pres, AS, I P - Purchase $0.00 +8,026 66.5K +14% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary shares 2026-03-09 P A 8,026 $0.00 66,520 D — — (F1) Represents earned non-derivative performance stock units of Constellium SE (the "Issuer") granted on March 9, 2023 that contained performance-vesting requirements, which vested on March 9, 2026.