<SEC-DOCUMENT>0001213900-23-099871.txt : 20231229
<SEC-HEADER>0001213900-23-099871.hdr.sgml : 20231229
<ACCEPTANCE-DATETIME>20231229160055
ACCESSION NUMBER:		0001213900-23-099871
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20231227
FILED AS OF DATE:		20231229
DATE AS OF CHANGE:		20231229

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Liscouski Robert
		CENTRAL INDEX KEY:			0001465283
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40615
		FILM NUMBER:		231527593

	MAIL ADDRESS:	
		STREET 1:		C/O IMPLANT SCIENCES CORPORATION
		STREET 2:		500 RESEARCH DRIVE
		CITY:			WILMINGTON
		STATE:			MA
		ZIP:			01887

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:		215 DEPOT COURT SE, #215
		CITY:			LEESBURG
		STATE:			VA
		ZIP:			20175
		BUSINESS PHONE:		703-436-2161

	MAIL ADDRESS:	
		STREET 1:		215 DEPOT COURT SE, #215
		CITY:			LEESBURG
		STATE:			VA
		ZIP:			20175
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-12-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001465283</rptOwnerCik>
            <rptOwnerName>Liscouski Robert</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>215 DEPOT COURT SE #212</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LEESBURG</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>20175</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President, CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Options to purchase Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.44</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2023-12-27</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>150000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2028-12-27</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>150000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>150000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">These options were issued to Mr. Liscouski on December 27, 2023, pursuant to the Quantum Computing Inc. 2022 Equity and Incentive Plan and according to the terms of the employment agreement by and between Mr. Liscouski and the Issuer. These options vest over a three year period, with (i) 69,446 of the options vested on the date of the grant, December 27, 2023, and (ii) the remainder of the options vesting in equal monthly installments of 2,778 shares for twenty eight (28) months starting the month after issuance and (iii) 2,770 shares in the last month, subject to Mr. Liscouski's continuing services for the Company in the capacity in which the grant was received on each applicable vesting date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert Liscouski</signatureName>
        <signatureDate>2023-12-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
