CompoSecure files resale prospectus for 161M shares

CompoSecure, Inc. filed a prospectus supplement covering the resale by certain selling stockholders of 161,034,417 shares of its common stock under an existing automatic shelf registration statement on Form S-3ASR.

Rhea-AI Filing Summary

CompoSecure, Inc. filed a prospectus supplement covering the resale by certain selling stockholders of 161,034,417 shares of its common stock under an existing automatic shelf registration statement on Form S-3ASR. This allows those stockholders to use the company’s SEC registration to potentially sell their shares into the market. The company also filed a legal opinion from Paul, Weiss, Rifkind, Wharton & Garrison LLP as Exhibit 5.1, together with a related consent and the cover page interactive data file.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did CompoSecure (CMPO) disclose in this 8-K filing?

CompoSecure disclosed that it filed a prospectus supplement under its Form S-3ASR registration statement to cover the resale by certain selling stockholders of 161,034,417 shares of its common stock.

How many CompoSecure (CMPO) shares are covered by the new prospectus supplement?

The prospectus supplement covers the resale by certain selling stockholders of 161,034,417 shares of CompoSecure’s common stock.

Is the CompoSecure (CMPO) transaction a resale by stockholders or a new primary issuance?

The disclosure states that the prospectus supplement covers the resale by certain selling stockholders of shares of CompoSecure’s common stock, indicating it is a secondary registration for existing holders.

What legal documents accompany CompoSecure’s (CMPO) resale registration?

CompoSecure filed an opinion of Paul, Weiss, Rifkind, Wharton & Garrison LLP as Exhibit 5.1, a related consent as Exhibit 23.1, and a cover page interactive data file as Exhibit 104.

Which registration statement does the CompoSecure (CMPO) prospectus supplement relate to?

The prospectus supplement relates to CompoSecure’s automatic shelf registration statement on Form S-3ASR (File No. 333-292706), which was filed with the SEC on January 13, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/14/2026 - 05:25 PM Learn about SEC filing dates

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): January 14, 2026

CompoSecure, Inc.

(Exact name of registrant as specified in its charter)

Delaware	001-39687	85-2749902
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

309 Pierce Street
Somerset, New Jersey (Address of principal executive offices) 08873
(Zip Code)

Registrant’s telephone number, including area code: (908) 518-0500

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Class A Common Stock, $0.0001 par value		CMPO		NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01 Other Events.

On January 14, 2026, CompoSecure, Inc. (the “Company”) filed with the Securities and Exchange Commission (the “SEC”) a prospectus supplement to the prospectus included in the Company’s registration statement on Form S-3ASR (File No. 333-292706), filed with the SEC on January 13, 2026 (the “Registration Statement”), covering the resale by certain selling stockholders named therein of 161,034,417 shares of the Company’s common stock.

A copy of the legal opinion of Paul, Weiss, Rifkind, Wharton & Garrison LLP relating to the shares is filed herewith as Exhibit 5.1 and is incorporated herein by reference, and is filed with reference to, and is hereby incorporated by reference into, the Registration Statement.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.		Description
5.1		Opinion of Paul, Weiss, Rifkind, Wharton & Garrison LLP.
23.1		Consent of Paul, Weiss, Rifkind, Wharton & Garrison LLP (included in Exhibit 5.1).
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: January 14, 2026
	COMPOSECURE, INC.
	By:	/s/ Steven J. Feder
		Steven J. Feder
		General Counsel and Corporate Secretary