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.
Constellium SE director Jean-Christophe Deslarzes purchased additional shares of the company. He made an open-market purchase of 1,325 ordinary shares of CSTM at a price of $31.13 per share. Following this transaction, he directly owns 42,025 ordinary shares of Constellium SE.
Constellium reported a very strong first quarter of 2026, with revenue up 24% to $2,461 million from $1,979 million a year earlier, driven mainly by higher revenue per ton and aluminum prices, with shipments roughly flat at 370 kt.
Net income jumped to $196 million from $38 million, and basic earnings per share rose to $1.47 from $0.26. Adjusted EBITDA increased to $359 million, including $97 million of metal price lag, as all three segments improved profitability, particularly Packaging & Automotive Rolled Products.
Operating cash flow improved to $73 million despite higher inventories and receivables tied to higher metal prices and activity. Liquidity remained solid at $904 million, and the company repurchased 1.2 million shares for $28 million while continuing to invest $68 million in capital expenditures.
Constellium SE reported a very strong first quarter of 2026, with revenue of $2.5 billion, up 24% year over year, and net income rising to $196 million from $38 million in Q1 2025.
Adjusted EBITDA increased to $359 million, including a positive non-cash metal price lag impact of $97 million, and segment performance delivered a record quarterly Segment Adjusted EBITDA. Free Cash Flow improved to $5 million from $(3) million a year earlier.
The company repurchased 1.2 million shares for $28 million and ended the quarter with leverage at 2.2x. Based on its outlook, Constellium raised full-year 2026 guidance to Adjusted EBITDA of $900–$940 million and Free Cash Flow above $275 million.
Constellium SE received an amendment to a Schedule 13G reporting that Millennium Management LLC, Millennium Group Management LLC and Israel A. Englander share dispositive and voting power over 3,470,091 ordinary shares of Constellium. The filing (Amendment No. 1) states this equals 2.5% of the class and attaches a Joint Filing Agreement dated April 23, 2026.
Constellium SE files an Annual Report on Form 10-K describing its global aluminum manufacturing business, strategy, and risks while reporting full-year 2025 non-GAAP and balance-sheet metrics. The company reports Adjusted EBITDA of $846 million and Net income $275 million for the year ended December 31, 2025, and states Free Cash Flow of $178 million for 2025.
The filing explains metal-price pass-through and hedging practices, details segment organization (A&T, P&ARP, AS&I), highlights operational footprint (24 manufacturing sites, 3 R&D centers), discloses 135,069,771 outstanding shares as of January 30, 2026, and describes key risks including customer concentration, supply chain and energy-price exposure, climate and regulatory risks, and labor/quality dependency.
Constellium SE outlines 16 proposals for its 2026 Annual General Meeting on May 21, 2026 in Paris, covering board elections, executive pay, financial statements and capital actions. Shareholders as of May 13, 2026 on the French Register date will be entitled to vote one vote per ordinary share.
The board seeks to ratify and elect CEO Ingrid Joerg as director for a three‑year term, reappoint director John Ormerod, and approve 2025 compensation for named executive officers on an advisory basis. It recommends holding the say‑on‑pay vote every year.
Shareholders are asked to approve statutory 2025 parent‑company financial statements showing a net loss of €7,184,045.19 and consolidated Group net income of $257 million, discharge directors and auditors, and allocate the loss against retained earnings with no dividend. The board also proposes raising the aggregate cap on non‑executive director fees and renewing authorizations to repurchase shares and cancel repurchased shares, enabling potential share capital reductions under French law.
CONSTELLIUM SE senior vice president and Chief Innovation Officer Jarrett Martin filed an initial Form 3 detailing his equity holdings in the company. He reports beneficial ownership of 20,091 ordinary shares as of April 1, 2026, consisting of 9,554 ordinary shares held directly and 10,537 restricted stock units that are still subject to vesting restrictions. This filing records his starting ownership position as an officer rather than reporting a new stock purchase or sale.
Constellium SE has filed a preliminary Proxy Statement for its 2026 Annual General Meeting to be held on May 21, 2026. The Board asks shareholders to vote on sixteen resolutions including ratification and re-appointment of directors, advisory votes on executive compensation frequency, approval of statutory and consolidated financial statements, discharge of directors, authorization for share repurchases under French law, and increases to the aggregate cap on directors’ annual fixed fees. The statutory accounts show a Company net loss of €7,184,045.19 and the Group consolidated net income of $257 million for the year ended December 31, 2025. The Proxy Statement will be first made available on or about April 10, 2026, with U.S. and French record dates of April 1, 2026 and May 13, 2026, respectively.
Constellium SE senior vice president and chief procurement officer Marcus Becker sold 10,000 ordinary shares in an open-market transaction. The shares were sold at a weighted average price of $25.09 per share, with individual trade prices ranging from $25.08 to $25.11. Following this sale, he continues to directly own 27,175 ordinary shares of Constellium SE.
CONSTELLIUM SE director Jean-Christophe Deslarzes bought 1,665 ordinary shares in the open market. The purchase took place on March 2, 2026 at a price of $24.77 per share. After this transaction, he directly owns 40,700 ordinary shares of Constelium.