Ludovic Piquier sold $34K of CSTM stock

Ludovic Piquier, SVP Manuf Excellence & CTO of Constellium Se (CSTM), sold 1,000 shares of CSTM stock worth $34K, per an SEC Form 4 filed May 13, 2026.

It was an open-market sale.

The trade happened on May 12, 2026, 1 day before it was made public.

CSTM has moved -31.6% since the trade date, from $33.31 to $22.77 (Nov 9, 2026 close).