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.
Constellium SE director Isabelle Boccon-Gibod reported an open-market sale of 10,000 ordinary shares. The sale took place on February 26, 2026 at a weighted average price of $25.77 per share, executed through multiple transactions at that price. After this sale, she directly owns 23,000 ordinary shares of Constellium SE.
CONSTELLIUM SE executive Stephane Corre sold 3,200 ordinary shares in an open-market transaction. The shares were sold on February 25, 2026 at a weighted average price of $25.7068 per share, leaving him with 47,444 ordinary shares held directly after the sale.
Constellium SE submitted a Rule 144 notice reporting the resale of 3,200 shares of Common Stock on 02/25/2026 through J.P. Morgan Securities LLC.
The filing lists the securities as issued under a PSU Issuance dated 05/21/2021 and shows prior reported Class A share sales by Stephane Corre during late 2025.
Constellium SE files its annual report, outlining a global aluminum products business focused on aerospace, packaging, automotive and industrial end-markets. The company operates 24 manufacturing facilities, three R&D centers and three administrative centers, and emphasizes high value-added rolled and extruded aluminum solutions.
Constellium reports aggregate market value of ordinary shares held by non‑affiliates of about $1.8 billion as of June 30, 2025, and 135,069,771 ordinary shares outstanding on January 30, 2026. The report details three operating segments, a strategy centered on premium, recyclable products, major sustainability and R&D efforts, global supply and customer concentration, and extensive risk factors ranging from competition and raw material volatility to climate, regulatory, financial and geopolitical exposures.
CSTM files a Form 144 reporting proposed sales of ordinary shares. The excerpt lists proposed disposals of restricted and performance ordinary shares dated 05/11/2024 and 03/10/2025 with line-item quantities of 1,211, 5,570, 5,361 and 3,428.
Constellium SE senior vice president and chief production officer Marcus Becker reported an open-market sale of company stock. On February 20, 2026, he sold 15,570 ordinary shares of Constellium SE at a weighted average price of $25.5793 per share, in transactions described as occurring within that same price level. After this sale, his directly held ordinary shares reported in this filing were reduced to zero.
Constellium SE senior vice president, general counsel and secretary Stephen Charles Walters reported an open-market sale of 1,500 ordinary shares on February 23, 2026. The shares were sold at a weighted average price of $25.39 per share, and his directly held stake is now reported as 0 shares.
Constellium SE reported a strong finish to 2025 with significant growth in volume, revenue and profitability and issued guidance for 2026 and 2028. In the fourth quarter of 2025, shipments rose 11% to 365 thousand metric tons, revenue increased 28% to $2.2 billion, and net income reached $113 million versus a $47 million loss a year earlier. Adjusted EBITDA more than doubled to $280 million, helped by a $67 million positive non-cash metal price lag.
For full year 2025, shipments grew 4% to 1.5 million metric tons, revenue rose 15% to $8.4 billion, and net income surged to $275 million from $60 million. Adjusted EBITDA was $846 million, up 36%, including $126 million of positive metal price lag, and Free Cash Flow improved to $178 million from negative $100 million. The company repurchased 8.9 million shares for $115 million and ended 2025 with liquidity of $866 million and net debt of $1.824 billion, or 2.5x leverage.
Management launched its Vision 2028 efficiency program and now expects 2026 Adjusted EBITDA, excluding metal price lag, of $780 million to $820 million and Free Cash Flow above $200 million. By 2028, it targets Adjusted EBITDA of $900 million and Free Cash Flow of $300 million while maintaining leverage in a 1.5x to 2.5x range.
FMR LLC has filed an amended Schedule 13G reporting beneficial ownership of 10,569,283 Ordinary Shares of SE, representing 7.7% of the class as of December 31, 2025. FMR LLC holds sole voting power over 10,554,459 shares and sole dispositive power over 10,569,283 shares.
Abigail P. Johnson is reported with sole dispositive power over the same 10,569,283 shares, but no voting power. The filing states that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of SE. One or more other persons may receive dividends or sale proceeds, but no such person holds more than 5% of the outstanding Ordinary Shares.