<SEC-DOCUMENT>0001011438-25-000540.txt : 20251114
<SEC-HEADER>0001011438-25-000540.hdr.sgml : 20251114
<ACCEPTANCE-DATETIME>20251114091052
ACCESSION NUMBER:		0001011438-25-000540
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251114
DATE AS OF CHANGE:		20251114

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CompoSecure, Inc.
		CENTRAL INDEX KEY:			0001823144
		STANDARD INDUSTRIAL CLASSIFICATION:	FINANCE SERVICES [6199]
		ORGANIZATION NAME:           	09 Crypto Assets
		EIN:				852749902
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91886
		FILM NUMBER:		251481713

	BUSINESS ADDRESS:	
		STREET 1:		309 PIERCE STREET
		CITY:			SOMERSET
		STATE:			NJ
		ZIP:			08873
		BUSINESS PHONE:		908-518-0500EXT.1390

	MAIL ADDRESS:	
		STREET 1:		309 PIERCE STREET
		CITY:			SOMERSET
		STATE:			NJ
		ZIP:			08873

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Roman DBDR Tech Acquisition Corp.
		DATE OF NAME CHANGE:	20200901

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LMR Partners LLP
		CENTRAL INDEX KEY:			0001578621
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		9TH FLOOR, DEVONSHIRE HOUSE
		STREET 2:		MAYFAIR PLACE
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1J 8AJ
		BUSINESS PHONE:		44 020 7664 1730

	MAIL ADDRESS:	
		STREET 1:		9TH FLOOR, DEVONSHIRE HOUSE
		STREET 2:		MAYFAIR PLACE
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1J 8AJ
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
<headerData>
<submissionType>SCHEDULE 13G/A</submissionType>
<previousAccessionNumber>0001011438-25-000425</previousAccessionNumber>
<filerInfo>
<filer>
<filerCredentials>
<cik>0001578621</cik>
<ccc>XXXXXXXX</ccc>
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<liveTestFlag>LIVE</liveTestFlag>



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<formData>
<coverPageHeader>
<amendmentNo>5</amendmentNo>
<securitiesClassTitle>Class A Common Stock, par value $0.0001 per share</securitiesClassTitle>
<eventDateRequiresFilingThisStatement>09/30/2025</eventDateRequiresFilingThisStatement>
<issuerInfo>
<issuerCik>0001823144</issuerCik>
<issuerName>CompoSecure, Inc.</issuerName>
<issuerCusip>20459V105</issuerCusip>
<issuerPrincipalExecutiveOfficeAddress>
<com:street1>309 Pierce Street, Somerset</com:street1>
<com:city>New Jersey</com:city>
<com:stateOrCountry>X1</com:stateOrCountry>
<com:zipCode>08873</com:zipCode>
</issuerPrincipalExecutiveOfficeAddress>
</issuerInfo>
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<designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
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<reportingPersonName>LMR Partners LLP</reportingPersonName>
<citizenshipOrOrganization>X0</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.02</classPercent>
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<coverPageHeaderReportingPersonDetails>

<reportingPersonName>LMR PARTNERS Ltd</reportingPersonName>
<citizenshipOrOrganization>K3</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
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<coverPageHeaderReportingPersonDetails>

<reportingPersonName>LMR Partners LLC</reportingPersonName>
<citizenshipOrOrganization>DE</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.02</classPercent>
<typeOfReportingPerson>IA</typeOfReportingPerson>
<typeOfReportingPerson>OO</typeOfReportingPerson>
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<coverPageHeaderReportingPersonDetails>

<reportingPersonName>LMR Partners AG</reportingPersonName>
<citizenshipOrOrganization>V8</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.02</classPercent>
<typeOfReportingPerson>CO</typeOfReportingPerson>
<typeOfReportingPerson>IA</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>LMR PARTNERS (DIFC) Ltd</reportingPersonName>
<citizenshipOrOrganization>C0</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.02</classPercent>
<typeOfReportingPerson>CO</typeOfReportingPerson>
<typeOfReportingPerson>IA</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>LMR Partners (Ireland) Limited</reportingPersonName>
<citizenshipOrOrganization>L2</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.02</classPercent>
<typeOfReportingPerson>CO</typeOfReportingPerson>
<typeOfReportingPerson>IA</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Ben Levine</reportingPersonName>
<citizenshipOrOrganization>X0</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.02</classPercent>
<typeOfReportingPerson>IN</typeOfReportingPerson>
<typeOfReportingPerson>HC</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Stefan Renold</reportingPersonName>
<citizenshipOrOrganization>V8</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>22800</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>22800</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>22800</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.02</classPercent>
<typeOfReportingPerson>IN</typeOfReportingPerson>
<typeOfReportingPerson>HC</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<items>
<item1>
<issuerName>CompoSecure, Inc.</issuerName>
<issuerPrincipalExecutiveOfficeAddress>309 Pierce Street, Somerset, New Jersey, United States, 08873</issuerPrincipalExecutiveOfficeAddress>
</item1>
<item2>
<filingPersonName>This statement is filed by: &#13;
&#13;
(i)	LMR Partners LLP, LMR Partners Limited, LMR Partners LLC, LMR Partners AG, LMR Partners (DIFC) Limited and LMR Partners (Ireland) Limited (collectively, the "LMR Investment Managers"), which serve as the investment managers to certain funds with respect to the shares of Class A Common Stock, par value $0.0001 per share ("Class A Common Stock") held by certain funds; and&#13;
(ii)	Ben Levine and Stefan Renold, who are ultimately in control of the investment and voting decisions of the LMR Investment Managers with respect to the securities held by certain funds.&#13;
&#13;
The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons."</filingPersonName>
<principalBusinessOfficeOrResidenceAddress>The address of the principal business office of each of the Reporting Persons is c/o LMR Partners LLP, 9th Floor, Devonshire House, 1 Mayfair Place, London, W1J 8AJ, United Kingdom.</principalBusinessOfficeOrResidenceAddress>
<citizenship>LMR Partners LLP is a United Kingdom limited liability partnership. LMR Partners Limited is a Hong Kong corporation. LMR Partners LLC is a Delaware limited liability company. LMR Partners AG is a Swiss corporation. LMR Partners (DIFC) Limited is a United Arab Emirates corporation. LMR Partners (Ireland) Limited is a limited company incorporated in Ireland. Ben Levine is a citizen of the United Kingdom. Stefan Renold is a citizen of Switzerland.</citizenship>
</item2>
<item3>
<notApplicableFlag>N</notApplicableFlag>
<typeOfPersonFiling>FI</typeOfPersonFiling>
<typeOfPersonFiling>IA</typeOfPersonFiling>
<typeOfPersonFiling>HC</typeOfPersonFiling>
<otherTypeOfPersonFiling>investment adviser</otherTypeOfPersonFiling>
</item3>
<item4>
<amountBeneficiallyOwned>The information required by Items 4(a) - (c) is set forth in Rows 5 - 11 of the cover page for each of the Reporting Persons and is incorporated herein by reference.&#13;
&#13;
As of September 30, 2025:&#13;
&#13;
The Class A Common Stock beneficially owned by the Reporting Persons is directly held by LMR Multi-Strategy Master Fund Limited ("LMR Master Fund") and LMR CCSA Master Fund Ltd ("LMR CCSA Master Fund").  Each of LMR Master Fund and LMR CCSA Master Fund directly holds warrants to purchase 11,400 shares of Class A Common Stock, with a total of 22,800 shares of Class A Common Stock issuable upon the exercise of the warrants.</amountBeneficiallyOwned>
<classPercent>As of September 30, 2025:&#13;
&#13;
The shares of Class A Common Stock issuable upon the exercise of the warrants represent less than 0.1% of the outstanding shares of Class A Common Stock, based on 124,961,235 shares of Class A Common Stock of the Issuer outstanding as of September 30, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025, plus shares that may be acquired by such Reporting Persons within 60 days.</classPercent>
<numberOfSharesPersonHas>
<solePowerOrDirectToVote>As of September 30, 2025, each of the Reporting Persons had sole power to vote or direct the vote of 0 shares of Class A Common Stock.</solePowerOrDirectToVote>
<sharedPowerOrDirectToVote>As of September 30, 2025, each of the Reporting Persons had shared power to vote or direct the vote of 22,800 shares of Class A Common Stock.</sharedPowerOrDirectToVote>
<solePowerOrDirectToDispose>As of September 30, 2025, each of the Reporting Persons had sole power to dispose or to direct the disposition of 0 shares of Class A Common Stock.</solePowerOrDirectToDispose>
<sharedPowerOrDirectToDispose>As of September 30, 2025, each of the Reporting Persons had shared power to dispose or to direct the disposition of 22,800 shares of Class A Common Stock.</sharedPowerOrDirectToDispose>
</numberOfSharesPersonHas>
</item4>
<item5>
<notApplicableFlag>N</notApplicableFlag>
<classOwnership5PercentOrLess>Y</classOwnership5PercentOrLess>
</item5>
<item6>
<notApplicableFlag>Y</notApplicableFlag>
</item6>
<item7>
<notApplicableFlag>Y</notApplicableFlag>
</item7>
<item8>
<notApplicableFlag>Y</notApplicableFlag>
</item8>
<item9>
<notApplicableFlag>Y</notApplicableFlag>
</item9>
<item10>
<notApplicableFlag>N</notApplicableFlag>
<certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.&#13;
&#13;
By signing below I certify that, to the best of my knowledge and belief, the foreign regulatory scheme applicable to LMR Partners LLP, LMR Partners Limited, LMR Partners AG, LMR Partners (DIFC) Limited and LMR Partners (Ireland) Limited  is substantially comparable to the regulatory scheme applicable to the functionally equivalent U.S. institution(s). I also undertake to furnish to the Commission staff, upon request, information that would otherwise be disclosed in a Schedule 13D.</certifications>
</item10>
</items>
<signatureInformation>
<reportingPersonName>LMR Partners LLP</reportingPersonName>
<signatureDetails>
<signature>/s/ Shane Cullinane</signature>
<title>Shane Cullinane / Chief Operating Officer</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>LMR PARTNERS Ltd</reportingPersonName>
<signatureDetails>
<signature>/s/ Shane Cullinane</signature>
<title>Shane Cullinane / Chief Operating Officer</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>LMR Partners LLC</reportingPersonName>
<signatureDetails>
<signature>/s/ Allyson Hanlon</signature>
<title>Allyson Hanlon / US Legal Counsel</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>LMR Partners AG</reportingPersonName>
<signatureDetails>
<signature>/s/ Shane Cullinane</signature>
<title>Shane Cullinane / Chief Operating Officer</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>LMR PARTNERS (DIFC) Ltd</reportingPersonName>
<signatureDetails>
<signature>/s/ Shane Cullinane</signature>
<title>Shane Cullinane / Chief Operating Officer</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>LMR Partners (Ireland) Limited</reportingPersonName>
<signatureDetails>
<signature>/s/ Shane Cullinane</signature>
<title>Shane Cullinane / Chief Operating Officer</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Ben Levine</reportingPersonName>
<signatureDetails>
<signature>/s/ Ben Levine</signature>
<title>Ben Levine / Self</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Stefan Renold</reportingPersonName>
<signatureDetails>
<signature>/s/ Stefan Renold</signature>
<title>Stefan Renold / Self</title>
<date>11/14/2025</date>
</signatureDetails>
</signatureInformation>
</formData>
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</DOCUMENT>
</SEC-DOCUMENT>
