Form 4 for CSTM CONSTELLIUM SE
Accepted 2026-03-11 00:00:00 ET · period of report 2026-03-09 · accession 0001563411-26-000081 · 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 | Guo Jack Q. | EVP, CFO | A - Grant | $0.00 | +75.9K | 232.6K | +48% | $0 | |
| 2026-03-11 | 2026-03-10 | CSTM | Guo Jack Q. | EVP, CFO | S - Sale | $25.87 | -41.7K | 190.9K | -18% | -$1.08M |
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 | 2026-03-09 | A | A | 75,874 | $0.00 | 232,596 | 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. |
| 2 | Common | Ordinary shares | 2026-03-10 | S | D | 41,717 | $25.87 | 190,879 | D | — | — |