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.
Locating how aluminium price swings or aerospace backlog shifts appear in Constellium’s disclosures can take hours. Complex metal hedging footnotes stretch across hundreds of pages, and insider moves hide in separate forms. If tracking Constellium insider trading Form 4 transactions or finding the latest cost-driver data feels overwhelming, you’re not alone.
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Constellium SE reported a stronger quarter. For Q3 2025, revenue was $2,166 million versus $1,802 million a year ago, and net income rose to $88 million from $8 million. Basic EPS was $0.63 (diluted $0.62). Segment Adjusted EBITDA increased to $196 million from $131 million, with contributions from A&T $90 million, P&ARP $82 million, and AS&I $33 million. Metal price lag was $39 million. The effective tax rate was 30.2%, reflecting a temporary surtax in France.
Year-to-date, revenue reached $6,248 million and net income was $162 million. Cash from operations was $271 million; capital expenditures were $203 million. Cash stood at $122 million, and total debt carried $2,012 million (non‑current $1,974 million). The company repurchased $75 million of shares year-to-date, with 137,801,779 ordinary shares outstanding as of September 30, 2025. Accumulated other comprehensive income improved to $21 million. The company also corrected immaterial prior-period classification errors affecting metal price lag in A&T and revised those figures.
Constellium SE furnished materials related to its third-quarter 2025 results. The company announced it issued a press release and an investor presentation covering Q3 2025.
These materials were provided under Item 2.02 and are designated as “furnished,” not “filed,” under General Instruction B.2. The press release (Exhibit 99.1) and investor presentation (Exhibit 99.2) accompany the report and are also available on the company’s website.
Constellium SE announced a planned CEO transition. The Board appointed Ingrid Joerg to succeed Jean‑Marc Germain as Chief Executive Officer, effective
Ms. Joerg, currently EVP and COO and formerly head of the Aerospace & Transportation business, entered a Swiss‑law employment agreement outlining initial CEO compensation, benefits, and a 12‑month notice period, plus customary post‑employment covenants.
Mr. Germain will retire as CEO on
Millennium Management LLC, Millennium Group Management LLC and Israel A. Englander jointly report beneficial ownership of 7,453,770 ordinary shares of Constellium SE, representing 5.3% of the class. The filing shows shared voting and shared dispositive power over these shares and records no sole voting or dispositive power by any reporting person. The statement is a joint filing and includes a joint filing agreement among the three reporting persons. The filers state the holdings were not acquired to change or influence control of the issuer.
T. Rowe Price Investment Management, Inc. reports beneficial ownership of 6,274,993 shares of Constellium SE common stock, representing 4.5% of the class. The filer discloses sole voting power over 6,245,150 shares and sole dispositive power over 6,274,993 shares, with no shared voting or dispositive powers reported.
The filing states the securities are held in the ordinary course of business and were not acquired to change or influence control of the issuer. The report classifies the holder as an investment adviser and indicates ownership falls within the scope described as ownership of 5 percent or less of a class.
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