Welcome to our dedicated page for Constellium Se SEC filings (Ticker: CSTM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Constellium SE filings document the reporting framework for a France-incorporated aluminum products manufacturer whose ordinary shares trade on the New York Stock Exchange under CSTM. Form 8-K reports furnish quarterly and annual operating results, investor presentations, exhibits and other material-event disclosures tied to segment performance, cash flow, leverage and capital allocation.
Proxy materials cover annual meeting matters, shareholder voting, board governance and executive compensation disclosures, including pay-versus-performance data. The filing record also documents capital-structure and governance matters such as ordinary-share registration information and board-authorized share repurchase actions.
CSTM submitted a Rule 144 notice for Ordinary Shares. The filing lists 2,095,000 shares alongside $69,637,800.00 and the figure 136,150,450 with an as of date of 05/26/2026. The notice also records prior acquisition lots: 645,488 (05/29/2013), 2,447,578 (11/03/2017), and 1,096,934 (06/05/2017).
Constellium SE reported the results of its Annual General Meeting of Shareholders held on May 21, 2026. Shareholders confirmed the appointment of Ingrid Joerg and the re-appointment of John Ormerod to the Board for new three-year terms.
Investors approved, on an advisory basis, the 2025 compensation of named executive officers and strongly supported holding an advisory (non-binding) vote on executive pay every year, rather than every two or three years. The statutory and consolidated financial statements for the year ended December 31, 2025 were approved with very high support, and directors, the CEO and statutory auditors received discharge for their 2025 duties.
Shareholders also authorized the Board to repurchase the Company’s shares and to reduce share capital by canceling repurchased shares under relevant provisions of the French Commercial Code, and approved the aggregate maximum amount of directors’ annual fixed fees and related formalities powers.
Constellium SE director Bradley Lee Soultz reported an open-market purchase of 2,500 ordinary shares at a weighted average price of $33.84 per share through the Bradley L. Soultz Irrevocable Trust. After this transaction, he holds 12,500 ordinary shares directly and 2,500 shares indirectly via the trust.
Constellium SE senior vice president and Chief Innovation Officer Jarrett Martin sold 4,716 ordinary shares in an open-market transaction. The shares were sold on May 14, 2026 at a weighted average price of $33.46, with individual trade prices ranging from $33.41 to $33.55. After the sale, Martin directly holds 15,375 ordinary shares of Constellium SE.
Constellium SE reported a Rule 144 notice covering proposed sales of Common Stock by a selling holder. The filing lists 4,716 shares associated with an intermediary on 05/14/2026. It also records equity awards granted on 03/09/2026 (1,516 RSUs; 3,200 PSUs) and a past sale of 3,885 Class A Common on 03/11/2026 for $97,669.46.
Constellium SE senior vice president Ludovic Piquier sold 1,000 ordinary shares in an open-market transaction. The sale took place on May 12, 2026 at a weighted average price of $33.57 per share, with individual trade prices ranging from $33.41 to $33.70.
After this sale, Piquier directly owns 241,713 ordinary shares of Constellium SE. The filing notes that detailed trade-by-trade pricing within the stated range is available upon request.
Constellium SE senior vice president Nicolas Brun reported an open-market sale of ordinary shares. On May 11, 2026, he sold 26,661 ordinary shares of Constellium at a weighted average price of $33.85 per share across multiple trades between $33.79 and $34.04. After this transaction, Brun directly holds 104,891 ordinary shares of Constellium.
Constellium SE executive Stephane Corre, President of Automotive Structures & Industry, sold 5,000 ordinary shares in an open-market transaction at a weighted average price of $33.52 per share on May 8, 2026. After this sale, he directly holds 62,313 ordinary shares.
Constellium SE filed a Form 144 notice for the proposed sale of 26,661 shares of Common Stock through J.P. Morgan Securities LLC on or about 05/11/2026 on the NYSE. The filing lists prior insider activity: 17,701 shares were sold on 03/09/2026 for $436,679.21. The notice also records equity awards issued on 05/25/2021 of 5,814 RSUs and 20,847 PSUs.
Stephane Corre submitted a Rule 144 notice covering proposed sales of Class A common stock and lists equity awards from prior grants. The filing itemizes RSU 1,500 (04/07/2023) and PSU 3,500 (04/01/2022) as securities to be sold and records recent open-market sales on specific dates.