Sec Form 4 Filing - Doll Dixon R Jr. @ CompoSecure, Inc. - 2023-06-09

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Doll Dixon R Jr. 2. Issuer Name and Ticker or Trading Symbol CompoSecure, Inc. [ CMPO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 2877 PARADISE ROAD #702 3. Date of Earliest Transaction (MM/DD/YY) 06/09/2023 (Street) LAS VEGAS, NV89109 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 Class A Common Stock 06/09/2023 J( 1 ) 315,333 D $ 0 0 I See footnote ( 2 ) Class A Common Stock 1,300 I By daughter ( 3 ) Class A Common Stock 1,350 I By son ( 3 ) Class A Common Stock 1,330 I By daughter's trust ( 4 ) Class A Common Stock 15,100 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Doll Dixon R Jr. 2877 PARADISE ROAD #702 LAS VEGAS, NV89109 X Signatures /s/ Dixon Doll, Jr. 06/13/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Roman DBDR Tech Sponsor LLC (the "Sponsor") distributed these shares to limited partners on a pro rata basis, for no consideration. ( 2 )As a managing member of the Sponsor, the reporting person may be deemed to share beneficial ownership of the securities held directly by the Sponsor, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly. ( 3 )Shares of Class A Common Stock held by accounts for the benefit of the reporting person's son and daughter. Since the reporting person's son and daughter are dependent children, the reporting person may be deemed to share beneficial ownership of the shares of Class A Common Stock held directly by them as a result of his pecuniary interest therein. The reporting person disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest he may have therein, directly or indirectly. ( 4 )Shares of Class A Common Stock held by a trust account for the benefit of the reporting person's daughter who is a dependent of the reporting person. As trustee of his daughter's trust, the reporting person may be deemed to share beneficial ownership of the shares of Class A Common Stock held directly by the trust. As the beneficiary of the trust is a dependent of the reporting person's household, the reporting person may be deemed to have a pecuniary interest in the shares held thereby. The reporting person disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

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).

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