Constellium SE 提交 8-K，披露 2026 年第三季度业绩材料

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): October 28, 2026

Constellium SE

(Exact name of registrant as specified in its charter)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the

following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in as defined in [sic] Rule 405 of the Securities Act of 1933 (§

230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new

or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

On October 28, 2026, Constellium SE (the “Company”) issued a press release announcing its financial results for the

third quarter of 2026. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by

reference. 

The Company is also furnishing an investor presentation relating to its third quarter of 2026 (the “Presentation”),

which will be used by the management team for presentations to investors and others. A copy of the Presentation is

attached hereto as Exhibit 99.2 and incorporated into this Item 2.02 by reference. The Presentation is also available

on the Company’s web site at www.constellium.com.

In accordance with General Instruction B.2 of Form 8-K, the information in Item 2.02 of this Current Report on

Form 8-K, including Exhibit 99.1 and Exhibit 99.2, shall not be deemed to be “filed” for purposes of Section 18 of

the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that

section, and shall not be incorporated by reference into any registration statement or other document filed under the

Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference

in such filing.

 (d)  Exhibits

The following exhibits are furnished with this report on Form 8-K:

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be

signed on its behalf by the undersigned, thereunto duly authorized.