Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 2 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 12, 2026 CSTM A 3,355 · · 38,703 Direct +9.49% Acquired (price as of 2026-10-02)
March 9, 2026 CSTM A 5,106 · · 35,348 Direct +16.88% Acquired (price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 2 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
March 11, 2026 CSTM Ordinary shares · Direct
Jan. 2, 2026 CSTM Ordinary shares 18,115 Direct