<SEC-DOCUMENT>0001213900-25-078514.txt : 20250819
<SEC-HEADER>0001213900-25-078514.hdr.sgml : 20250819
<ACCEPTANCE-DATETIME>20250819163029
ACCESSION NUMBER:		0001213900-25-078514
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250818
FILED AS OF DATE:		20250819
DATE AS OF CHANGE:		20250819

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Schumer Carly
		CENTRAL INDEX KEY:			0001879005
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40729
		FILM NUMBER:		251232229

	MAIL ADDRESS:	
		STREET 1:		65 CHURCH STREET, 2ND FLOOR
		CITY:			NEW BRUNSWICK
		STATE:			NJ
		ZIP:			08901

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Myseum, Inc.
		CENTRAL INDEX KEY:			0001648960
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEGRAPH & OTHER MESSAGE COMMUNICATIONS [4822]
		ORGANIZATION NAME:           	06 Technology
		EIN:				472502264
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		65 CHURCH STREET
		STREET 2:		SUITE 230
		CITY:			NEW BRUNSWICK
		STATE:			NJ
		ZIP:			08901
		BUSINESS PHONE:		732-374-3529

	MAIL ADDRESS:	
		STREET 1:		65 CHURCH STREET
		STREET 2:		SUITE 230
		CITY:			NEW BRUNSWICK
		STATE:			NJ
		ZIP:			08901

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DatChat, Inc.
		DATE OF NAME CHANGE:	20161207

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Dat Chat, Inc
		DATE OF NAME CHANGE:	20150722
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-08-18</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001648960</issuerCik>
        <issuerName>Myseum, Inc.</issuerName>
        <issuerTradingSymbol>MYSE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001879005</rptOwnerCik>
            <rptOwnerName>Schumer Carly</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MYSEUM, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>65 CHURCH STREET, SUITE 230</rptOwnerStreet2>
            <rptOwnerCity>NEW BRUNSWICK</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08901</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Options (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>3.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-08-18</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2030-08-18</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On August 18, 2025, the Reporting Person was granted options (&quot;Options&quot;) to purchase up to 5,000 shares of the Registrant's common stock pursuant to the Registrant's Amended and Restated 2021 Equity Incentive Plan. The Options will vest in four equal installments semiannually, with the first installment vesting six months from the date of issuance.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Carly Schumer</signatureName>
        <signatureDate>2025-08-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
