CONSTELLIUM SE — Director's Dealing 2026

Feb 24, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CONSTELLIUM SE (CSTM)
CIK: 0001563411
Period of Report: 2026-02-23

Reporting Person: Walters Stephen Charles (SVP GC & Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-23	Ordinary shares	S	1500	$25.39	Disposed	0	Direct

Footnotes

F1: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.39 to $25.39, inclusive. The reporting person undertakes to provide to Constellium SE, any security holder of Constellium SE, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.