Martin Jarrett, SVP Chief Innovation Officer at CONSTELLIUM SE (CSTM), sold 4,716 shares at $33.46 ($158K) on 2026-05-14, disclosed to the SEC on 2026-05-18.
Open-market sale of $158k CSTM by SVP Chief Innovation Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.