Form 4 for CSTM CONSTELLIUM SE
Accepted 2026-03-11 00:00:00 ET · period of report 2026-03-09 · accession 0001563411-26-000083 · 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 | 2026-03-10 | CSTM | Becker Marcus | SVP CPO | S - Sale | $25.87 | -1,113 | 33.2K | -3% | -$28.8K | |
| 2026-03-11 | 2026-03-09 | CSTM | Becker Marcus | SVP CPO | P - Purchase | $0.00 | +14.6K | 34.4K | +74% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Ordinary shares | 2026-03-10 | S | D | 1,113 | $25.87 | 33,237 | D | — | — | |
| 2 | Common | Ordinary shares | 2026-03-09 | P | A | 14,592 | $0.00 | 34,350 | 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. |