Ardagh Metal Packaging (AMBP) director Mark Porto submits initial Form 3

Rhea-AI Filing Summary

Ardagh Metal Packaging S.A. director Mark Porto filed an initial Form 3, which is the SEC’s required first statement of beneficial ownership for insiders. This filing establishes his reporting status as a director of the company, and does not list any specific transactions.

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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^*

Porto Mark

(Last) (First) (Middle)

56, RUE CHARLES MARTEL

(Street)

LUXEMBOURG L-2134

(City) (State) (Zip)

LUXEMBOURG

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Ardagh Metal Packaging S.A. [ AMBP ]

3a. Foreign Trading Symbol

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

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

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

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)

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:

(1) Torsten Schoen is signing on behalf of the Reporting Person pursuant to the power of attorney dated February 24, 2026, which is attached hereto as an exhibit. Exhibit 24.1 - Power of Attorney.

No securities are beneficially owned.

	/s/ Torsten Schoen, as Attorney-in-Fact on behalf of Mark Porto	03/18/2026
	** 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.
* Form 3: SEC 1473 (03-26)

FAQ

What does the Ardagh Metal Packaging (AMBP) Form 3 for Mark Porto show?

The Form 3 shows that Mark Porto is a director of Ardagh Metal Packaging S.A. It is an initial statement of beneficial ownership required when someone becomes an insider, and this filing does not report any share transactions.

Does the AMBP Form 3 for Mark Porto report any stock transactions?

No, this Form 3 does not report any stock transactions. It functions only as an initial registration of Mark Porto’s status as a director and insider, without detailing purchases, sales, or derivative exercises.

Why is a Form 3 filing important for Ardagh Metal Packaging (AMBP) insiders?

Form 3 is important because it establishes baseline ownership disclosure for new insiders such as directors. It allows investors to track future Form 4 and Form 5 filings that will report any subsequent trades or changes in ownership.

What role does Mark Porto hold at Ardagh Metal Packaging (AMBP) in this Form 3?

The Form 3 identifies Mark Porto as a director of Ardagh Metal Packaging S.A. This classification makes him a reporting insider under SEC rules, triggering ongoing disclosure obligations for future changes in his beneficial ownership.

Does the AMBP Form 3 for Mark Porto include derivative securities information?

No derivative positions are listed in this Form 3; the derivative summary is empty. That means the filing does not disclose any options, warrants, or other derivative securities held by Mark Porto at the time of this initial statement.