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CSTM 6-K

Constellium SE (CSTM)

6-K 2023-10-05 For: 2023-10-04
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Added on April 11, 2026

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OFFOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of October 2023

Commission File Number: 001-35931

Constellium SE

(Translation of registrant’s name into English)

Washington Plaza,<br><br><br>40-44 rue Washington<br><br><br>75008 Paris<br><br><br>France<br> <br>(HeadOffice) 300 East Lombard Street<br><br><br>Suite 1710<br> <br>Baltimore, MD21202<br> <br>United States

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒   Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): Yes ☐ No ☒

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): Yes ☐ No ☒

INFORMATION CONTAINED IN THIS FORM 6-K REPORT

Attached hereto as Exhibit 99.1 is a copy of a press release issued by Constellium SE (the “Company”) on October 4, 2023, regarding the completion of a disposition of assets.

Exhibit Index

No. Description
99.1 Press Release issued by Constellium SE on October 4, 2023.

The information contained in Exhibit 99.1 of this Form 6-K, is incorporated byreference into any offering circular or registration statement (or into any prospectus that forms a part thereof) filed by Constellium SE with the Securities and Exchange Commission.

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.

CONSTELLIUM SE<br><br><br>(Registrant)
October 4, 2023 By: /s/ Jack Guo
Name: Jack Guo
Title: Chief Financial Officer

EX-99.1

Exhibit 99.1

LOGO

Constellium completes the sale of its Landau, Crailsheim and Burg facilities

Paris, October 04, 2023 – Constellium (NYSE: CSTM) announced today the completion of the sale of three of its soft alloy extrusion facilities located in Landau, Crailsheim and Burg in Germany to Vaessen Aluminium, for a total cash consideration of €48.8 million.

This announcement follows the completion of the regulatory approval process.

About Constellium

Constellium (NYSE: CSTM) is a global sector leader that develops innovative, value-added aluminium products for a broad scope of markets and applications, including aerospace, automotive and packaging. Constellium generated €8.1 billion of revenue in 2022. www.constellium.com

LOGO