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.
The Constellium SE (NYSE: CSTM) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures filed with the U.S. Securities and Exchange Commission. As an NYSE‑listed issuer of ordinary shares, Constellium submits periodic and current reports that describe its financial condition, segment performance, governance changes and other material events.
Among the most relevant documents for investors are current reports on Form 8‑K. Constellium uses Form 8‑K to announce results of operations and financial condition under Item 2.02, typically in connection with quarterly earnings releases and investor presentations. These filings reference detailed press releases and slide decks that include shipments, revenue, net income, Adjusted EBITDA, Segment Adjusted EBITDA for the Aerospace & Transportation (A&T), Packaging & Automotive Rolled Products (P&ARP) and Automotive Structures & Industry (AS&I) segments, as well as the impact of metal price lag.
Constellium also files 8‑Ks under Item 5.02 to disclose departures and appointments of directors and certain officers and related compensatory arrangements. For example, the company has reported the Board’s decision to appoint Ingrid Joerg as Chief Executive Officer and director, effective January 1, 2026, and has outlined the key terms of her employment agreement. The same filing describes the planned transition of Jean‑Marc Germain to a Special Advisor role and summarizes his transition agreement.
Over time, investors can also review annual reports on Form 10‑K and quarterly reports on Form 10‑Q (when available) to analyze Constellium’s consolidated financial statements, risk factors, segment information, discussion of metal price lag and explanations of trends in its aerospace, packaging, automotive and industrial businesses. Forms 3, 4 and 5, when filed, provide data on insider holdings and changes in ownership by directors and officers.
Stock Titan enhances these filings with AI-powered summaries that explain key points in plain language, highlight important changes from prior periods and draw attention to items such as segment performance, leverage metrics, share repurchases, leadership changes and compensation arrangements. Real-time updates from EDGAR help ensure that new CSTM filings, including 10‑K, 10‑Q, 8‑K and insider transaction reports, appear promptly so users can review the underlying documents and AI insights in one place.
Constellium SE reported that one of its senior officers, serving as SVP CPO, beneficially owns 15,570 ordinary shares of the company. The ownership is listed as held directly, meaning the shares are in the reporting person's own name rather than through another entity. The report is tied to an event date of 01/01/2026 and is filed by a single reporting person, identified in the signature block as Marcus Becker, with the form signed by an attorney-in-fact on his behalf.
Constellium SE director Lori A. Walker has reported her initial beneficial ownership in the company. As of the event date of 01/01/2026, she indirectly holds 36,294 ordinary shares of Constellium SE, which are owned through the Tim and Lori Walker Revocable Trust. This filing is made on behalf of Lori A. Walker by an attorney-in-fact, reflecting her position as a director and confirming her equity stake in the company.
Constellium SE executive Nicolas Brun, listed as SVP PA, Comm & Sust, has reported his initial beneficial ownership in the company. As of 01/01/2026, he directly holds 99,893 ordinary shares of Constellium SE. The filing shows no derivative securities such as options or warrants. The form is filed for a single reporting person and is signed by an attorney-in-fact on his behalf.
Constellium SE director Jean-Christophe Deslarzes filed an initial ownership report, indicating his beneficial holdings in the company. As of the event date of 01/01/2026, he beneficially owned 39,035 ordinary shares of Constellium SE, held in direct form. The filing shows no derivative securities, such as options or warrants, reported at this time.
Constellium SE director reports share holdings in a beneficial ownership statement dated 01/01/2026. The reporting person, a director of Constellium SE (CSTM), lists ownership of 97,741 ordinary shares held directly. Additional indirect holdings include 22,000 ordinary shares held by the director's spouse and 92,000 ordinary shares held through a family limited partnership. The reporting person states that beneficial ownership of the indirect holdings is disclaimed except to the extent of her pecuniary interest.
Constellium SE executive Stephen Walters filed an initial ownership report as an insider of the company. He is identified as an officer with the title SVP GC & Secretary and reports beneficial ownership of 1,500 ordinary shares of Constellium SE. The filing is made as a single reporting person and does not list any derivative securities such as options or warrants.
Constellium SE filed an initial insider ownership report for a senior executive. The Form 3 identifies an officer serving as President, P&ARP, with the reporting date of the ownership event on 01/01/2026. According to the filing, this reporting person currently holds 0 ordinary shares of Constellium SE directly and reports no derivative securities such as options or warrants. The form is filed for one reporting person and is signed by an attorney-in-fact on 01/02/2026, formally establishing this insider’s baseline ownership position with the company.
Constellium SE reported an initial ownership filing for a director as of 01/01/2026. The reporting person beneficially owns 12,500 ordinary shares, held in direct form. The filing is made on behalf of the director by an attorney-in-fact, indicating standard compliance with insider reporting rules and no derivative securities reported at this time.
Constellium SE director Wiebke Weiler filed an initial insider ownership report as of 01/01/2026. The filing shows that she beneficially owns 0 ordinary shares of Constellium SE in direct form and reports no derivative securities such as options or warrants. The document is signed by Kristine Carpenter as attorney-in-fact for Wiebke Weiler on 01/02/2026.
Constellium SE director Jean-Francois Verdier has filed an initial beneficial ownership report showing a small personal stake in the company. As of 01/01/2026, he beneficially owns 41 ordinary shares of Constellium SE, held directly. The filing is made by a single reporting person and lists no derivative securities such as options or warrants.