Constellium SE
6.20%
8,403,903
1563411
May 25, 2026
May 28, 2026, 04:01 PM
Reporting Persons (4)
This is a joint filing. The reported shares may overlap between reporting persons and should not be summed.
| Name | Type | % of Class | Aggregate | Sole Voting | Shared Voting |
|---|---|---|---|---|---|
| Caisse des Depots (CDC) | Other | 6.20% | 8,403,903 | 0 | 8,403,903 |
| Bpifrance Participations S.A. | Other | 6.20% | 8,403,903 | 0 | 8,403,903 |
| Bpifrance S.A. | Other | 6.20% | 8,403,903 | 0 | 8,403,903 |
| EPIC Bpifrance | Other | 6.20% | 8,403,903 | 0 | 8,403,903 |
Disclosure Items (6)
Ordinary Shares, nominal value EUR0.02 per share
Constellium SE
300 East Lombard Street, Baltimore, MD, 21202
Information concerning the executive officers and directors of Bpifrance Participations, EPIC, Bpifrance, and CDC required to be disclosed in response to Item 2 and General Instruction C to Schedule 13D is provided in Exhibit 99.4 to this Amendment and incorporated herein by reference.
None of the Reporting Persons, nor, to the best of their knowledge, any of the persons referred to in Exhibit 99.4 has, during the last five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree, or final order enjoining future violations of, or prohibiting or mandating activities subject to, Federal or state securities laws or finding any violation with respect to such laws.
Item 5(a) of the Schedule 13D is hereby amended and supplemented as follows: As of the date hereof, Bpifrance Participations holds directly 8,403,903 Ordinary Shares, which represents approximately 6.2% of the Issuer's Ordinary Shares. As of the date hereof, none of Bpifrance S.A., CDC, or EPIC holds any Ordinary Shares directly. Bpifrance S.A. may be deemed to be the beneficial owner of 8,403,903 Ordinary Shares, indirectly through its sole ownership of Bpifrance Participations. CDC and EPIC may be deemed to be the beneficial owners of 8,403,903 Ordinary Shares, indirectly through their joint ownership and control of Bpifrance S.A. The ownership percentages are calculated based on 136,150,450 Ordinary Shares outstanding as of April 1, 2026, as reported by the Issuer in its definitive proxy statement filed with the SEC on April 10, 2026.
Item 5(b) of the Schedule 13D is hereby amended and supplemented as follows: See the information contained on the cover pages of this Amendment, which is incorporated herein by reference.
Item 5(c) of the Schedule 13D is hereby amended and supplemented as follows: The information set forth in Item 4 is hereby incorporated by reference to this Item 5(c). Except as disclosed in this Amendment, there have been no reportable transactions with respect to the Ordinary Shares of the Issuer within the last 60 days by the Reporting Persons, or, to the best of their knowledge, any of the persons referred to in Exhibit 99.4.
Item 6 of the Schedule 13D is hereby amended and supplemented as follows: In connection with the block sales described above in Item 4, Bpifrance Participations has agreed, for a period of 60 days, to not offer, pledge, sell, contract to sell, sell any option or contract to purchase, purchase any option or contract to sell, grant any option, right or warrant to purchase, lend or otherwise transfer or dispose of, directly or indirectly, any Ordinary Shares of the Issuer or any securities convertible into or exercisable or exchangeable for Ordinary Shares of the Issuer subject to certain exceptions and approvals.
EX 99.1: Power of Attorney -- CDC (incorporated by reference to Exhibit 1 to Amendment No. 2 to the Schedule 13D filed by Bpifrance Participations on September 7, 2017). EX 99.2: Power of Attorney -- Bpifrance S.A (incorporated by reference to Exhibit 2 to Amendment No. 2 to the Schedule 13D filed by Bpifrance Participations on September 7, 2017). EX 99.3: Power of Attorney -- EPIC and Bpifrance Participations (incorporated by reference to Exhibit 3 to Amendment No. 1 to the Schedule 13G filed by Bpifrance Participations on February 14, 2017). EX 99.4: Information with respect to the Directors and Executive Officers of the Reporting Persons.