<SEC-DOCUMENT>0001213900-25-016157.txt : 20250221
<SEC-HEADER>0001213900-25-016157.hdr.sgml : 20250221
<ACCEPTANCE-DATETIME>20250221171718
ACCESSION NUMBER:		0001213900-25-016157
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250219
FILED AS OF DATE:		20250221
DATE AS OF CHANGE:		20250221

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FAGENSON ROBERT B
		CENTRAL INDEX KEY:			0001215183
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40615
		FILM NUMBER:		25653226

	MAIL ADDRESS:	
		STREET 1:		FAGENSON & CO. INC
		STREET 2:		60 BROAD STREET
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Quantum Computing Inc.
		CENTRAL INDEX KEY:			0001758009
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				824533053
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5 MARINE VIEW PLZ, SUITE 214
		CITY:			HOBOKEN
		STATE:			NJ
		ZIP:			07030
		BUSINESS PHONE:		703-436-2161

	MAIL ADDRESS:	
		STREET 1:		5 MARINE VIEW PLZ, SUITE 214
		CITY:			HOBOKEN
		STATE:			NJ
		ZIP:			07030
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-02-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001758009</issuerCik>
        <issuerName>Quantum Computing Inc.</issuerName>
        <issuerTradingSymbol>QUBT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001215183</rptOwnerCik>
            <rptOwnerName>FAGENSON ROBERT B</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5 MARINE VIEW PLZ #214</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOBOKEN</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07030</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 to purchase Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>7.96</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-02-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>100000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2030-02-19</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>100000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>750000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">These options were issued to Mr. Fagenson pursuant to the Quantum Computing Inc. 2022 Equity and Incentive Plan and according to the terms of the director agreement by and between Mr. Fagenson and the Issuer. These options vest as follows: 25% (or 25,000 options) vest immediately upon grant, 25% (or 25,000 options) shall vest on June 30, 2025, and 50% (50,000 options) shall vest on December 31, 2025, subject to Mr. Fagenson's continuing services for the Issuer in the capacity in which the grant was received on each applicable vesting date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert Fagenson</signatureName>
        <signatureDate>2025-02-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
