FMR LLC - 31 Dec 2025 SCHEDULE 13G/A Report for CONSTELLIUM SE Ordinary Shares (CSTM)

Filing Manager
FMR LLC
Reporting Manager
FMR LLC
Symbol
CSTM
Shares outstanding
137,263,416 shares
Disclosed Ownership
10,569,283 shares
Ownership
7.7%
Form type
SCHEDULE 13G/A
Filing time
05 Feb 2026, 13:20:38 UTC
Date of event
31 Dec 2025

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
FMR LLC 7.7% 10,569,283 10,554,459 0 Stephanie J. Brown Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
Abigail P. Johnson 7.7% 10,569,283 0 0 Stephanie J. Brown Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**