Adam Joseph Lowe - 08 Sep 2025 Form 4 Insider Report for CompoSecure, Inc. (CMPO)

Signature
/s/ Adam Lowe, by attorney-in-fact Steven J. Feder
Issuer symbol
CMPO
Transactions as of
08 Sep 2025
Net transactions value
-$273,850
Form type
4
Filing time
10 Sep 2025, 19:04:48 UTC
Previous filing
17 Mar 2025
Next filing
08 Jan 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Lowe Adam Joseph Chief Product & Innov. Officer C/O COMPOSECURE, INC., 309 PIERCE STREET, SOMERSET /s/ Adam Lowe, by attorney-in-fact Steven J. Feder 10 Sep 2025 0001885801

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CMPO Class A Common Stock Award +27,738 +1.9% 1,508,774 08 Sep 2025 Direct F1, F2
transaction CMPO Class A Common Stock Tax liability $273,850 -14,116 -0.94% $19.40 1,494,658 08 Sep 2025 Direct F3, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Issued to the Reporting Person for no additional consideration pursuant to an earn-out provision in the agreement and plan of merger (the "Merger Agreement") executed in connection with the acquisition by the issuer (f/k/a Roman DBDR Tech Acquisition Corp.) of CompoSecure Holdings, L.L.C. (the "Merger"), which was completed on December 27, 2021.
F2 The value of these shares were established in the Merger Agreement.
F3 Includes (A) 534,679 shares of Class A Common Stock owned by the reporting person, (B) 175,444 shares of Class A Common Stock underlying the RSUs that will vest on January 1, 2026, (C) 51,064 shares of Class A Common Stock underlying the RSUs that will vest on January 1, 2026, (D) 172,927 shares of Class A Common Stock underlying the RSUs that will vest on January 1, 2026, and (E) 147,960 shares of Class A Common Stock underlying RSUs that will vest in three equal installments on February 26, 2028, February 26, 2030 and February 26, 2032, subject in each case to the reporting person's continued service as of the applicable vesting date. The RSUs will be settled into Class A Common Stock upon vesting and may be settled net of shares withheld to pay applicable taxes.
F4 Includes 412,584 performance-vesting RSUs, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the respective governing award agreement, subject in each case to the reporting person's continued service as of the applicable vesting date. The RSUs will be settled into Class A Common Stock upon vesting and may be settled net of shares withheld to pay applicable taxes.