CompoSecure (CMPO) director Louis Samson files Form 3 showing zero ownership

Rhea-AI Filing Summary

CompoSecure director Louis Samson has filed an initial insider ownership report showing no current holdings in the company’s securities. This Form 3 identifies Samson as a director of CompoSecure, Inc. with no shares or derivative securities listed as beneficially owned. The filing is an administrative disclosure that establishes his starting ownership position as zero under insider reporting rules.

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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^*

Samson Louis

(Last) (First) (Middle)

C/O PLATINUM EQUITY ADVISORS, LLC

1 GREENWICH OFFICE PARK, N. BLDG, FL 2

(Street)

GREENWICH CT 06831

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/12/2026

3. Issuer Name and Ticker or Trading Symbol
CompoSecure, Inc. [ CMPO ]

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)

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:

Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	/s/ Louis Samson, by attorney-in-fact Mary O. Holt	01/14/2026
	** 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 CompoSecure (CMPO) Form 3 filed by Louis Samson show?

The Form 3 states that director Louis Samson currently has no beneficial ownership of CompoSecure, Inc. securities, and no non-derivative or derivative positions are listed.

What is Louis Samson’s relationship to CompoSecure (CMPO)?

Louis Samson is identified as a director of CompoSecure, Inc. on the Form 3, with no officer role and not marked as a 10% owner.

Are any CompoSecure (CMPO) shares reported as owned on this Form 3?

No. The filing explicitly notes that no securities are beneficially owned, and both non-derivative and derivative tables show no positions.

Does the CompoSecure (CMPO) Form 3 report any insider transactions?

No. The Form 3 is an initial ownership report and lists no transactions; it only establishes that the reporting person currently holds no securities.

Why is a Form 3 filed for a CompoSecure (CMPO) director with no holdings?

Form 3 is required when someone becomes an insider, such as a director. It must disclose their initial ownership position, even if that position is zero shares.