Wilk Jonathan

SEC source: 0000950142-26-000094 · es260723702_4-wilk.xml · nonDerivative · entry 5

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,697,647

F5 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of performance-vesting RSUs that vested on January 1, 2026, as adjusted in connection with the Spin-Off. These performance-based RSUs were originally granted on March 8, 2023 and vested over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement.

F6 · balance_after: Includes (A) 1,473,616 shares of Class A Common Stock owned by the reporting person, (B) 325,513 shares of Class A Common Stock underlying RSUs, which will vest in three equal installments on February 26, 2028, February 26, 2030 and February 26, 2032, and (C) 275,742 shares of Class A Common Stock underlying the 2024 Unvested Time-Vesting RSUs that will vest on January 1, 2027, 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.

F7 · balance_after: Includes 827,227 performance-vesting RSUs, as adjusted in connection with the Spin-Off, 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 vesting date of January 1, 2027. The RSUs will be settled into Class A Common Stock upon vesting and may be settled net of shares withheld to pay applicable taxes.

F8 · balance_after: The reported securities are held directly by CompoSecure Employee LLC, and the reporting person (the sole member of CompoSecure Employee LLC) may be deemed to have sole power to vote or dispose of these securities. The reporting person may be deemed the beneficial owner of the shares of Class A Common Stock held by CompoSecure Employee LLC because he is its sole member. The reporting person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

SEC source: 0000950142-26-000094 · es260723702_4-wilk.xml · nonDerivative · entry 4

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,937,389

F4 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 275,742 RSUs that vested on January 1, 2026. These RSUs were originally granted on March 15, 2024 in the aggregate amount of 707,258 RSUs and were adjusted in connection with the Spin-Off to include an additional 79,979 RSUs, for which the remaining 275,742 RSUs (the "2024 Unvested Time-Vesting RSUs") will continue to vest on January 1, 2027, subject to the reporting person's continued service as of the vesting date.

SEC source: 0000950142-26-000094 · es260723702_4-wilk.xml · nonDerivative · entry 3

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,112,142

F3 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 204,258 RSUs that vested on January 1, 2026. These RSUs were originally granted on March 8, 2023 in the aggregate amount of 523,903 RSUs and were adjusted in connection with the Spin-Off to include an additional 29,623 RSUs.

SEC source: 0000950142-26-000094 · es260723702_4-wilk.xml · nonDerivative · entry 2

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,241,591

F2 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 328,503 restricted stock units ("RSUs") that vested on January 1, 2026. These RSUs were originally granted on March 16, 2022 in the aggregate amount of 1,123,451 RSUs and were adjusted in connection with Spin-Off to include an additional 47,641 RSUs.

SEC source: 0000950142-26-000094 · es260723702_4-wilk.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,450,281

F1 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of performance-vesting restricted stock units ("RSUs") that vested on September 9, 2025, as adjusted in connection with the spin-off of Resolute Holdings Management, Inc. (the "Spin-Off"). These performance-based RSUs were originally granted on March 16, 2022 and vested over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement.

SEC source: 0001823144-25-000116 · wk-form4_1757545505.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By CompoSecure Employee LLC

Disclosed balance after: 770,295

F1 · kind: 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 · price: The value of these shares were established in the Merger Agreement.

F3 · ownership.nature: The reported securities are held directly by CompoSecure Employee LLC, and the Reporting Person (the sole member of CompoSecure Employee LLC) may be deemed to have sole power to vote or dispose of these securities. The Reporting Person may be deemed the beneficial owner of the shares of Class A Common Stock held by CompoSecure Employee LLC because he is its sole member. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

SEC source: 0000950142-25-000589 · es250597877_4-wilk.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,573,607

F1 · balance_after: These shares represent restricted stock units ("RSUs"), which will vest in three equal installments on February 26, 2028, February 26, 2030 and February 26, 2032, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting and may be settled net of shares withheld to pay applicable taxes.

F2 · balance_after: Includes (A) the shares of Class A Common Stock underlying the RSUs described in footnote (1) above, (B) 912,449 shares of Class A Common Stock owned directly by the reporting person, (C) 280,862 shares of Class A Common Stock underlying the RSUs that will vest on January 1, 2026, (D) 174,635 shares of Class A Common Stock underlying the RSUs that will vest on January 1, 2026, and (E) 471,505 shares of Class A Common Stock underlying the RSUs that will vest ratably on each of January 1, 2026 and January 1, 2027 respectively, subject 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.

F3 · balance_after: Includes 224,690 performance-vesting RSUs granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F4 · balance_after: Includes 523,903 performance-vesting RSUs granted on March 9, 2023, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F5 · balance_after: Includes 707,258 performance-vesting RSUs granted on March 15, 2024, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

SEC source: 0001104659-25-000937 · tm251929-4_4seq1.xml · nonDerivative · entry 3

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,295,302

F3 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 235,753 RSUs that vested on January 1, 2025. These RSUs were originally granted on March 15, 2024 in the aggregate amount of 707,258 RSUs, for which the remaining 471,505 RSUs (the "2024 Unvested Time-Vesting RSUs") will continue to vest ratably on each of, January 1, 2026 and January 1, 2027, respectively, subject to the reporting person's continued service as of the applicable vesting date.

F4 · balance_after: Includes (A) 912,449 shares of Class A Common Stock owned directly by the reporting person, (B) 280,862 shares of Class A Common Stock underlying the 2022 Unvested Time-Vesting RSUs, (C) 174,635 shares of Class A Common Stock underlying the 2023 Unvested Time-Vesting RSUs, and (D) 471,505 shares of Class A Common Stock underlying the 2024 Unvested Time-Vesting RSU.

F5 · balance_after: Includes 224,690 performance-vesting RSUs granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F6 · balance_after: Includes 523,903 performance-vesting RSUs granted on March 9, 2023, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F7 · balance_after: Includes 707,258 performance-vesting RSUs granted on March 15, 2024, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

SEC source: 0001104659-25-000937 · tm251929-4_4seq1.xml · nonDerivative · entry 2

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,414,594

F2 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 174,634 RSUs that vested on January 1, 2025. These RSUs were originally granted on March 9, 2023 in the aggregate amount of 523,903 RSUs, for which the remaining 174,635 RSUs (the "2023 Unvested Time-Vesting RSUs") will continue to vest on January 1, 2026, subject to the reporting person's continued service as of the vesting date.

SEC source: 0001104659-25-000937 · tm251929-4_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,502,959

F1 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 280,863 restricted stock units ("RSUs") that vested on January 1, 2025. These RSUs were originally granted on March 16, 2022 in the aggregate amount of 1,123,451 RSUs, for which the remaining 280,862 RSUs (the "2022 Unvested Time-Vesting RSUs") will continue to vest on January 1, 2026, subject to the reporting person's continued service as of the vesting date.

SEC source: 0001104659-24-130356 · tm2431578-4_4seq1.xml · nonDerivative · entry 2

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,645,671

F4 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 224,690 performance-vesting restricted stock units ("RSUs") that vested on December 17, 2024. These RSUs were originally granted on March 16, 2022 in the aggregate amount of 449,380 RSUs, for which the remaining 224,690 RSUs will continue to which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date.

F5 · balance_after: Includes (A) 691,249 RSUs, which will vest on January 1, 2025, (B) 691,250 RSUs, which will vest on January 1, 2026, and (C) 235,753 RSUs, which will vest on January 1, 2027. The RSUs will be settled into Class A Common Stock upon vesting and may be settled net of shares withheld to pay applicable taxes.

F6 · balance_after: Includes 224,690 performance-vesting RSUs granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F7 · balance_after: Includes 523,903 performance-vesting RSUs granted on March 9, 2023, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F8 · balance_after: Includes 707,258 performance-vesting RSUs granted on March 15, 2024, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the Reporting Person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

SEC source: 0001104659-24-130356 · tm2431578-4_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By CompoSecure Employee LLC

Disclosed balance after: 688,201

F1 · kind: Issued to the Reporting Person on December 17, 2024 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. Class B Common Units of CompoSecure Holdings, L.L.C. issuable pursuant to the earn-out provision were immediately exchanged for no additional consideration for an equal number of shares of Class A Common Stock.

F1 · price: Issued to the Reporting Person on December 17, 2024 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. Class B Common Units of CompoSecure Holdings, L.L.C. issuable pursuant to the earn-out provision were immediately exchanged for no additional consideration for an equal number of shares of Class A Common Stock.

F2 · price: The value of these shares was established in the Merger Agreement.

F3 · ownership.nature: The reported securities are held directly by CompoSecure Employee LLC, and the Reporting Person (the sole member of CompoSecure Employee LLC) may be deemed to have sole power to vote or dispose of these securities. The Reporting Person may be deemed the beneficial owner of the shares of Class A Common Stock held by CompoSecure Employee LLC because he is its sole member. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

SEC source: 0001104659-24-100755 · tm2424165-3_4seq1.xml · derivative · entry 4

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By CompoSecure Employee LLC

Disclosed balance after: 0

Underlying: Class A Common Stock, $0.0001 par value · 1,236,027 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The unregistered Class B Common Stock and corresponding number of unregistered Class B Common Units were issued by CompoSecure Holdings, L.L.C (a subsidiary of the Issuer) and are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock held by such Reporting Person.

F2 · derivative.exercise_date: The unregistered Class B Common Stock and corresponding number of unregistered Class B Common Units were issued by CompoSecure Holdings, L.L.C (a subsidiary of the Issuer) and are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock held by such Reporting Person.

F2 · derivative.expiration_date: The unregistered Class B Common Stock and corresponding number of unregistered Class B Common Units were issued by CompoSecure Holdings, L.L.C (a subsidiary of the Issuer) and are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock held by such Reporting Person.

F3 · ownership.nature: The reported securities are held directly by CompoSecure Employee LLC, and the Reporting Person (the sole member of CompoSecure Employee LLC) may be deemed to have sole power to vote or dispose of these securities. The Reporting Person may be deemed the beneficial owner of the shares of Class A Common Stock held by CompoSecure Employee LLC because he is its sole member. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

SEC source: 0001104659-24-100755 · tm2424165-3_4seq1.xml · nonDerivative · entry 2

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 618,013

F3 · ownership.nature: The reported securities are held directly by CompoSecure Employee LLC, and the Reporting Person (the sole member of CompoSecure Employee LLC) may be deemed to have sole power to vote or dispose of these securities. The Reporting Person may be deemed the beneficial owner of the shares of Class A Common Stock held by CompoSecure Employee LLC because he is its sole member. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

SEC source: 0001104659-24-100755 · tm2424165-3_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By CompoSecure Employee LLC

Disclosed balance after: 1,236,027

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Pursuant to that certain Stock Purchase Agreement, dated August 7, 2024, by and between the Reporting Person and Tungsten 2024 LLC, a Delaware limited liability company ("Tungsten"), whereby Tungsten has agreed to purchase 618,014 shares of Class A Common Stock, par value $0.0001 ("Class A Common Stock") from the Reporting Person (the "Purchased Shares"). In connection with the purchase of the Purchased Shares, the Reporting Person agreed to convert an aggregate of 1,236,027 shares of unregistered Class B Common Stock, par value $0.0001 ("Class B Common Stock") and a corresponding number of unregistered Class B Common Units issued by CompoSecure Holdings, L.L.C. (a subsidiary of the Issuer) that were exchangeable for Class A Common Stock on a share-for-share basis, for no additional consideration, subject to adjustment, and a corresponding cancellation of the Class B Common Stock.

F2 · shares: The unregistered Class B Common Stock and corresponding number of unregistered Class B Common Units were issued by CompoSecure Holdings, L.L.C (a subsidiary of the Issuer) and are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock held by such Reporting Person.

F1 · price: Pursuant to that certain Stock Purchase Agreement, dated August 7, 2024, by and between the Reporting Person and Tungsten 2024 LLC, a Delaware limited liability company ("Tungsten"), whereby Tungsten has agreed to purchase 618,014 shares of Class A Common Stock, par value $0.0001 ("Class A Common Stock") from the Reporting Person (the "Purchased Shares"). In connection with the purchase of the Purchased Shares, the Reporting Person agreed to convert an aggregate of 1,236,027 shares of unregistered Class B Common Stock, par value $0.0001 ("Class B Common Stock") and a corresponding number of unregistered Class B Common Units issued by CompoSecure Holdings, L.L.C. (a subsidiary of the Issuer) that were exchangeable for Class A Common Stock on a share-for-share basis, for no additional consideration, subject to adjustment, and a corresponding cancellation of the Class B Common Stock.

F3 · ownership.nature: The reported securities are held directly by CompoSecure Employee LLC, and the Reporting Person (the sole member of CompoSecure Employee LLC) may be deemed to have sole power to vote or dispose of these securities. The Reporting Person may be deemed the beneficial owner of the shares of Class A Common Stock held by CompoSecure Employee LLC because he is its sole member. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

SEC source: 0001104659-24-036362 · tm249311-1_4seq1.xml · nonDerivative · entry 2

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,760,512

F2 · shares: These shares represent 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 governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F4 · balance_after: The total reported above does not include 1,236,027 shares of Class B Common Stock, and a corresponding number of Class B Common Units issued by CompoSecure Holdings, L.L.C. that are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock, held by CompoSecure Employee LLC. Mr. Wilk may be deemed the beneficial owner of the 1,236,027 shares of Class B Common Stock because he is the sole member of the CompoSecure Employee LLC.

F5 · balance_after: Includes (A) the RSUs described in footnotes (1) and (2) above, (B) 461,719 shares of Class A Common Stock owned directly by the reporting person, (C) 561,725 shares of Class A Common Stock underlying the 2022 Unvested Time-Vesting RSUs, (D) 349,269 shares of Class A Common Stock underlying the 2023 Unvested Time-Vesting RSUs, (E) 449,380 performance-vested RSUs granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and (E) 523,903 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 governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

SEC source: 0001104659-24-036362 · tm249311-1_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,053,254

F1 · shares: These shares represent restricted stock units ("RSUs"), which will vest ratably over three years, with 33% of the award vesting on each of January 1, 2025, January 1, 2026 and January 1, 2027, respectively, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F3 · balance_after: Includes (A) the RSUs described in footnote (1) above, (B) 461,719 shares of Class A Common Stock owned directly by the reporting person, (C) 561,725 shares of Class A Common Stock underlying the 2022 Unvested Time-Vesting RSUs, (D) 349,269 shares of Class A Common Stock underlying the 2023 Unvested Time-Vesting RSUs, (E) 449,380 performance-vested RSUs granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and (E) 523,903 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 governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F4 · balance_after: The total reported above does not include 1,236,027 shares of Class B Common Stock, and a corresponding number of Class B Common Units issued by CompoSecure Holdings, L.L.C. that are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock, held by CompoSecure Employee LLC. Mr. Wilk may be deemed the beneficial owner of the 1,236,027 shares of Class B Common Stock because he is the sole member of the CompoSecure Employee LLC.

SEC source: 0001104659-24-001003 · tm241523-2_4seq1.xml · nonDerivative · entry 2

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,345,996

F2 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 174,634 RSUs that vested on January 1, 2024. These RSUs were originally granted on March 9, 2023 in the aggregate amount of 523,903 RSUs, for which the remaining 349,269 RSUs (the "2023 Unvested Time-Vesting RSUs") will continue to vest ratably on each of January 1, 2025 and January 1, 2026.

F3 · balance_after: Includes (A) 461,719 shares of Class A Common Stock owned directly by the reporting person, (B) 561,725 shares of Class A Common Stock underlying the 2022 Unvested Time-Vesting RSUs, (C) 349,269 shares of Class A Common Stock underlying the 2023 Unvested Time-Vesting RSUs, (D) 449,380 performance-vested RSUs granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and

F4 · balance_after: (E) 523,903 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 governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting. The RSUs will be settled into Class A Common Stock upon vesting and may be settled net of shares withheld to pay applicable taxes.

F5 · balance_after: The total reported above does not include 1,236,027 shares of Class B Common Stock, and a corresponding number of Class B Common Units issued by CompoSecure Holdings, L.L.C. that are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock, held by CompoSecure Employee LLC. Mr. Wilk may be deemed the beneficial owner of the 1,236,027 shares of Class B Common Stock because he is the sole member of the CompoSecure Employee LLC.

SEC source: 0001104659-24-001003 · tm241523-2_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,408,857

F1 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 280,863 restricted stock units ("RSUs") that vested on January 1, 2024. These RSUs were originally granted on March 16, 2022 in the aggregate amount of 1,123,451 RSUs, for which the remaining 561,725 RSUs (the "2022 Unvested Time-Vesting RSUs") will continue to vest ratably on each of January 1, 2025 and January 1, 2026, respectively, subject to the reporting person's continued service as of the applicable vesting date.

SEC source: 0001104659-23-031853 · tm239146-5_4seq1.xml · nonDerivative · entry 2

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,526,134

F2 · shares: These shares represent 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 governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F4 · balance_after: The total reported above does not include 1,236,027 shares of Class B Common Stock, and a corresponding number of Class B Common Units issued by CompoSecure Holdings, L.L.C. that are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock, held by CompoSecure Employee LLC. Mr. Wilk may be deemed the beneficial owner of the 1,236,027 shares of Class B Common Stock because he is the sole member of the CompoSecure Employee LLC.

F5 · balance_after: Includes (i) the RSUs described in footnotes (1) and (2) above, (ii) 842,588 unvested time-vesting RSUs originally granted on March 16, 2022 in the aggregate amount of 1,123,451 RSUs, for which the remaining 842,588 RSUs will continue to vest ratably on each of January 1, 2024, January 1, 2025 and January 1, 2026, respectively, subject to the reporting person's continued service as of the applicable vesting date, (iii) 449,380 performance-vesting RSUs originally granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and (iv) 186,360 shares of Class A Common Stock owned directly by the reporting person.

SEC source: 0001104659-23-031853 · tm239146-5_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,002,231

F1 · shares: These shares represent restricted stock units ("RSUs"), which will vest ratably over three years, with 33% of the award vesting on each of January 1, 2024, January 1, 2025 and January 1, 2026, respectively, subject to the reporting person's continued service as of the applicable vesting date and that will be settled into Class A Common Stock upon vesting.

F3 · balance_after: Includes (i) the RSUs described in footnote (1) above, (ii) 842,588 unvested time-vesting RSUs originally granted on March 16, 2022 in the aggregate amount of 1,123,451 RSUs, for which the remaining 842,588 RSUs will continue to vest ratably on each of January 1, 2024, January 1, 2025 and January 1, 2026, respectively, subject to the reporting person's continued service as of the applicable vesting date, (iii) 449,380 performance-vesting RSUs originally granted on March 16, 2022, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject to the reporting person's continued service as of the applicable vesting date and (iv) 186,360 shares of Class A Common Stock owned directly by the reporting person.

F4 · balance_after: The total reported above does not include 1,236,027 shares of Class B Common Stock, and a corresponding number of Class B Common Units issued by CompoSecure Holdings, L.L.C. that are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock, held by CompoSecure Employee LLC. Mr. Wilk may be deemed the beneficial owner of the 1,236,027 shares of Class B Common Stock because he is the sole member of the CompoSecure Employee LLC.

SEC source: 0001104659-23-001077 · tm2233447-4_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,478,328

F1 · shares: Reflects the number of shares withheld in satisfaction of applicable tax withholding obligations in connection with the net settlement of 280,863 restricted stock units ("RSUs") that vested on January 1, 2023. These RSUs were originally granted on March 16, 2022 in the aggregate amount of 1,123,451 RSUs, for which the remaining 842,588 RSUs (the "Unvested Time-Vesting RSUs") will continue to vest ratably on each of January 1, 2024, January 1, 2025 and January 1, 2026, respectively, subject to the reporting person's continued service as of the applicable vesting date.

F2 · balance_after: Includes (A) 186,360 shares of Class A Common Stock owned directly by the reporting person, (B) 842,588 shares of Class A Common Stock underlying the Unvested Time-Vesting RSUs, and (C) 449,380 performance-vested RSUs, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject 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.

F3 · balance_after: The total reported above does not include 1,236,027 shares of Class B Common Stock, and a corresponding number of Class B Common Units issued by CompoSecure Holdings, L.L.C. that are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock, held by CompoSecure Employee LLC. Mr. Wilk may be deemed the beneficial owner of the 1,236,027 shares of Class B Common Stock because he is the sole member of the CompoSecure Employee LLC.

SEC source: 0001104659-22-059668 · tm2215463-1_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,592,831

F1 · price: Reflects the weighted average price of purchases on May 12, 2022. The shares were purchased in multiple transactions at prices ranging from $6.045 to $6.13, inclusive. The reporting person undertakes to provide CompoSecure, Inc., any security holder of CompoSecure, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein.

F2 · balance_after: Includes (A) 20,000 shares of Class A Common Stock purchased on May 12, 2022 and reported on this Form 4 and (B) (i) 1,123,451 time-vested restricted stock units ("RSUs"), which will vest ratably over four years, with 25% of the award vesting on each of January 1, 2023, January 1, 2024, January 1, 2025 and January 1, 2026, respectively, subject to the reporting person's continued service as of the applicable vesting date and (ii) 449,380 performance-vested RSUs, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject 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.

F3 · balance_after: The total reported above does not include 1,236,027 shares of Class B Common Stock, and a corresponding number of Class B Common Units issued by CompoSecure that are exchangeable for Class A Common Stock on a share-for-share basis, subject to adjustment, and a corresponding cancellation of the Class B Common Stock, held by CompoSecure Employee LLC. Mr. Wilk may be deemed the beneficial owner of the 1,236,027 shares of Class B Common Stock because he serves as the sole member of the CompoSecure Employee LLC. Mr. Wilk disclaims beneficial ownership of the shares held by the CompoSecure Employee LLC.

SEC source: 0001104659-22-035587 · tm229703-1_4seq1.xml · nonDerivative · entry 1

Wilk Jonathan · CIK 0001885796 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,572,831

F1 · shares: Includes (i) 1,123,451 time-vested restricted stock units ("RSUs"), which will vest ratably over four years, with 25% of the award vesting on each of January 1, 2023, January 1, 2024, January 1, 2025 and January 1, 2026, respectively, subject to the reporting person's continued service as of the applicable vesting date and (ii) 449,380 performance-vested RSUs, which will vest over the applicable performance period based on the achievement of the provided performance targets, as set forth in the governing award agreement, subject 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.