<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-08-12</periodOfReport>

    <issuer>
        <issuerCik>0001772720</issuerCik>
        <issuerName>SPRUCE POWER HOLDING CORP</issuerName>
        <issuerTradingSymbol>SPRU</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001766124</rptOwnerCik>
            <rptOwnerName>Griffin Kevin</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SPRUCE POWER HOLDING CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>2000 S. COLORADO BLVD., SUITE 2-825</rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80222</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-08-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>54662</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>54662</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>487218</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The securities awarded are in the form of restricted stock units (RSUs) that each represent a contingent right to receive one share of the issuer's common stock. Subject to the reporting person's continued service through the vesting date, the RSUs will vest in full on August 12, 2025.</footnote>
        <footnote id="F2">Amount shown reflects the amount of securities beneficially owned by the reporting person as of the date this Form 4 is filed.</footnote>
        <footnote id="F3">Includes shares of common stock managed by MGG Investment Group, LP (&quot;MGG&quot;), that allocates to various held funds of which the reporting person is the Chief Executive Officer and Chief Investment Officer. Notwithstanding his dispositive and voting control over such shares, Mr. Griffin disclaims beneficial ownership of the shares of common stock and warrants held by MGG, except to the extent of his proportionate pecuniary interest therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Jonathan M. Norling, Attorney-in-Fact</signatureName>
        <signatureDate>2025-03-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
