<SEC-DOCUMENT>0001753926-22-000364.txt : 20220329
<SEC-HEADER>0001753926-22-000364.hdr.sgml : 20220329
<ACCEPTANCE-DATETIME>20220329214435
ACCESSION NUMBER:		0001753926-22-000364
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220325
FILED AS OF DATE:		20220329
DATE AS OF CHANGE:		20220329

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			TOPOREK MICHAEL
		CENTRAL INDEX KEY:			0001243628

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40261
		FILM NUMBER:		22783029

	MAIL ADDRESS:	
		STREET 1:		C/O MECHANICAL TECHNOLOGY, INCORPORATED
		STREET 2:		325 WASHINGTON AVENUE EXTENSION
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12205

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Soluna Holdings, Inc
		CENTRAL INDEX KEY:			0000064463
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				141462255
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		325 WASHINGTON AVENUE EXTENSION
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12205
		BUSINESS PHONE:		518-218-2500

	MAIL ADDRESS:	
		STREET 1:		325 WASHINGTON AVENUE EXTENSION
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12205

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MECHANICAL TECHNOLOGY INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-03-25</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000064463</issuerCik>
        <issuerName>Soluna Holdings, Inc</issuerName>
        <issuerTradingSymbol>SLNH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001243628</rptOwnerCik>
            <rptOwnerName>TOPOREK MICHAEL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>325 WASHINGTON AVENUE EXTENSION</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ALBANY</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>12205</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $0.01 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2022-03-25</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3048</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>11.30</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4452</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $0.01 par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3750000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of common stock withheld from by the Issuer to satisfy Mr. Toporek's tax obligations upon the vesting of 7,500 restricted stock units previously granted to Mr. Toporek.</footnote>
        <footnote id="F2">Represents shares of common stock held by Brookstone Partners Acquisition XXIV, LLC (&quot;Brookstone XXIV&quot;). As the Manager of Brookstone XXIV, Brookstone Partners I.A.C. may be deemed to beneficially own the shares of common stock owned directly by Brookstone XXIV. Mr. Toporek is a Managing General Partner of Brookstone Partners I.A.C. and shares voting and dispositive power over the shares of common stock owned by Brookstone XXIV and therefore may be deemed to beneficially own these shares. Mr. Toporek disclaims such beneficial ownership except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Christopher Gandolfo, Attorney in Fact</signatureName>
        <signatureDate>2022-03-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
