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.
Perkins Matthew B. reported acquisition or exercise transactions in this Form 4 filing.
CONSTELLIUM SE reported that executive Matthew B. Perkins, President, P&ARP, received an equity award in the form of 10,210 ordinary shares on March 12, 2026. The award was recorded at a price of $0.00 per share, indicating it is a compensation grant rather than an open-market purchase.
According to the footnote, this represents a grant of restricted stock units that vest in full on March 12, 2029, provided he remains employed through that date. Following this grant, Perkins directly holds 33,212 ordinary shares, reflecting his ongoing equity-based alignment with the company.
Schild Niklaus reported acquisition or exercise transactions in this Form 4 filing.
Constellium SE senior vice president and chief information and digital officer Niklaus Schild reported an equity compensation award. He received 3,355 restricted stock units tied to Constellium ordinary shares, granted at no purchase price. These units vest in full on March 12, 2029, subject to his continued employment.
Following this grant, Schild directly holds 38,703 ordinary shares of Constellium. The transaction reflects routine stock-based compensation rather than an open-market share purchase or sale.
Hoffmann Philippe reported acquisition or exercise transactions in this Form 4 filing.
CONSTELLIUM SE reported that President, A&T Philippe Hoffmann received an equity award in the form of restricted stock units. On March 12, 2026, he was granted 12,033 ordinary shares at a price of $0.00 per share as compensation. Following this grant, his direct holdings increased to 194,153 ordinary shares. According to the disclosure, these restricted stock units vest in full on March 12, 2029, provided he remains employed with the company through that date.
Corre Stephane reported acquisition or exercise transactions in this Form 4 filing.
Constellium SE reported that executive Stephane Corre, President of Automotive Structures & Industry, received a grant of 7,293 ordinary shares in the form of restricted stock units at no cash cost. These units vest in full on March 12, 2029, contingent on his continued employment. Following this equity award, Corre directly holds 72,313 ordinary shares of Constellium, aligning a portion of his compensation with the company’s long-term share performance.
Guo Jack Q. reported acquisition or exercise transactions in this Form 4 filing.
Constellium SE EVP & CFO Jack Q. Guo received a grant of 19,690 ordinary shares in the form of restricted stock units, with no purchase price.
Following this award, he directly holds 210,569 ordinary shares. The RSUs vest in full on March 12, 2029, subject to continued employment.
Constellium SE announced that its Board of Directors has authorized a new share repurchase program of up to $300 million of outstanding ordinary shares. The program will become effective after the 2026 Annual General Meeting on May 21, 2026 and run through December 31, 2028, replacing the program approved in February 2024.
The company may buy back shares for cash in open-market or privately negotiated transactions and can use Rule 10b5-1 plans, in line with U.S. securities rules and French corporate law. The Board is not required to repurchase any specific amount and may modify, suspend, extend, or terminate the program at any time. Management highlights this authorization as part of a balanced capital allocation strategy to return capital to shareholders. Constellium reports $8.4 billion of revenue in 2025.
Constellium SE executive Stephane Corre, President of the Automotive Structures & Industry segment, sold 1,500 ordinary shares in an open-market transaction at a weighted average price of $25.89 per share on March 10, 2026. After this sale, he directly holds 65,020 ordinary shares. The transaction was executed through multiple trades within a narrow price range of $25.88 to $25.89 per share, indicating a relatively small, routine disposition compared with his remaining stake.
Corre Stephane reported open-market purchase transactions in this Form 4 filing.
Constellium SE President, AS&I Stephane Corre acquired 8,026 ordinary shares of the company. These shares represent earned non-derivative performance stock units that were granted on March 9, 2023 and vested on March 9, 2026. Following this award vesting, Corre directly holds 66,520 ordinary shares.
CONSTELLIUM SE President, A&T Philippe Hoffmann reported compensation-related share movements. On March 9, 2026, 71,132 ordinary shares were delivered upon vesting of performance-based stock unit awards granted on March 9, 2023. On March 10, 2026, he sold 4,728 ordinary shares solely to cover tax withholding obligations from those vestings, and held 182,120 shares afterward.
Constellium SE senior vice president and chief procurement officer Marcus Becker reported the vesting of performance-based stock awards and a small related share sale. On March 9, 2026, previously granted performance stock units vested, delivering 14,592 ordinary shares at no cash purchase price.
On March 10, 2026, Becker disposed of 1,113 ordinary shares solely to satisfy tax withholding obligations triggered by the vesting of restricted stock unit and performance stock unit awards. After these transactions, he directly held 33,237 ordinary shares, reflecting a net increase in his equity position.