Constellium SE (CSTM) director files Form 3 for 12,500 shares

Rhea-AI Filing Summary

Constellium SE reported an initial ownership filing for a director as of 01/01/2026. The reporting person beneficially owns 12,500 ordinary shares, held in direct form. The filing is made on behalf of the director by an attorney-in-fact, indicating standard compliance with insider reporting rules and no derivative securities reported at this time.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Soultz Bradley Lee

(Last) (First) (Middle)

901 S. BOND STREET

SUITE 600

(Street)

BALTIMORE MD 21231

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/01/2026

3. Issuer Name and Ticker or Trading Symbol
CONSTELLIUM SE [ CSTM ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Ordinary shares	12,500	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Kristine Carpenter, Attorney-in-Fact for Bradley Soultz	01/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What does the latest Form 3 filing reveal for CSTM?

The Form 3 shows that a director of Constellium SE (CSTM) beneficially owns 12,500 ordinary shares, held directly, with no derivative securities reported.

What is the effective event date of the Constellium SE (CSTM) insider ownership?

The date of the event requiring the Form 3 statement for Constellium SE is 01/01/2026.

What is the relationship of the reporting person to Constellium SE (CSTM)?

The reporting person is identified as a Director of Constellium SE, with the corresponding box marked on the form.

How many Constellium SE (CSTM) shares does the director directly own?

The director beneficially owns 12,500 ordinary shares of Constellium SE, reported as directly held.

Does the Constellium SE (CSTM) Form 3 show any derivative securities?

The Form 3 includes a table for derivative securities, but no derivative positions are reported for the director.

Is the Constellium SE (CSTM) Form 3 filed by one or multiple reporting persons?

The form indicates it is filed by one reporting person, with the corresponding box checked.