Constellium (CSTM) CEO Ingrid Joerg discloses initial 186,691-share stake

Rhea-AI Filing Summary

Constellium SE director and CEO Ingrid Joerg has filed an initial statement of ownership, reporting 186,691 ordinary shares of the company as of 01/01/2026. These shares are held directly in her name, and no derivative securities such as options or warrants are listed. This report establishes her starting equity position in Constellium as a senior leader and board member.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Joerg Ingrid

Role CEO

Type	Security	Shares	Price	Value
holding	Ordinary shares	--	--	--

Holdings After Transaction: Ordinary shares — 186,691 shares (Direct)

Footnotes (1)

Understanding Insider Trading Forms →

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Joerg Ingrid

(Last) (First) (Middle)

300 EAST LOMBARD STREET

SUITE 1710

(Street)

BALTIMORE MD 21202

(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
X	Officer (give title below)		Other (specify below)
	CEO

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	186,691	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 Ingrid Joerg	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 Constellium (CSTM) disclose in this Form 3 filing?

The document reports that CEO and director Ingrid Joerg beneficially owns 186,691 ordinary shares of Constellium SE as of 01/01/2026, held directly.

How many Constellium (CSTM) shares does CEO Ingrid Joerg own?

CEO and director Ingrid Joerg is reported to beneficially own 186,691 ordinary shares of Constellium SE, with ownership listed as direct (D).

Does Ingrid Joerg hold any derivative securities of Constellium (CSTM)?

No derivative securities are listed in the derivative securities table, indicating that no options, warrants, or other derivatives are reported for Ingrid Joerg in this document.

What is the event date for the reported Constellium (CSTM) share ownership?

The date of the event requiring this initial ownership statement is 01/01/2026, which is the reference date for the reported 186,691 ordinary shares.

What is Ingrid Joerg’s role at Constellium SE (CSTM)?

The report identifies Ingrid Joerg as both a director and an officer, with her officer title specified as CEO of Constellium SE.

Is this Constellium (CSTM) Form 3 filed by multiple reporting persons?

No. The document indicates that it is a Form filed by one reporting person, referring only to Ingrid Joerg.