Constellium (CSTM) CEO granted 31,358 restricted stock units in Form 4 filing

Rhea-AI Filing Summary

Joerg Ingrid reported acquisition or exercise transactions in this Form 4 filing.

CONSTELLIUM SE CEO Ingrid Joerg received a compensation-related equity grant. On March 12, 2026, she was awarded 31,358 ordinary shares in the form of restricted stock units, which vest in full on March 12, 2029, subject to continued employment. After this grant, she directly holds 409,448 shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Joerg Ingrid

Role CEO

Type	Security	Shares	Price	Value
Grant/Award	Ordinary shares	31,358	$0.00	--

Holdings After Transaction: Ordinary shares — 409,448 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/12/2026

4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary shares	03/12/2026	03/12/2026	A		31,358(1)	A	$0	409,448	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the grant of restricted stock units of Constellium SE, which vest in full on March 12, 2029, subject to the Reporting Person's continued employment.

Remarks:

	/s/ Kristine Carpenter, Attorney-in-Fact for Ingrid Joerg	03/16/2026
	** 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 4 (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 did CONSTELLIUM (CSTM) CEO Ingrid Joerg report in this Form 4?

Ingrid Joerg reported an equity grant of 31,358 ordinary shares in the form of restricted stock units. These were awarded as compensation and increased her direct holdings to 409,448 shares following the transaction, according to the Form 4 filing details.

Is the CONSTELLIUM (CSTM) CEO’s March 2026 transaction a buy or a sale?

The March 2026 transaction is an acquisition through a grant, not a market buy or sale. It reflects a compensation award of 31,358 restricted stock units rather than open-market trading, so it carries limited signaling value about the CEO’s view of the stock.

When do Ingrid Joerg’s newly granted CONSTELLIUM (CSTM) RSUs vest?

The restricted stock units granted to Ingrid Joerg vest in full on March 12, 2029. Vesting is conditioned on her continued employment with Constellium SE through that date, aligning the award with long-term service and performance at the company.

How many CONSTELLIUM (CSTM) shares does the CEO hold after this grant?

Following the March 12, 2026 grant, Ingrid Joerg directly holds 409,448 ordinary shares. This total includes the 31,358 shares awarded in the latest restricted stock unit grant, as disclosed in the Form 4 insider transaction report filed with regulators.

Did the CONSTELLIUM (CSTM) CEO pay anything for the new shares granted?

The Form 4 shows a grant price of zero, indicating the CEO did not pay cash for the 31,358 shares. They were issued as a restricted stock unit compensation award, a common form of equity-based pay for senior executives at public companies.