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<ownershipDocument>

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    <periodOfReport>2026-09-03</periodOfReport>

    <issuer>
        <issuerCik>0001834376</issuerCik>
        <issuerName>InnovAge Holding Corp.</issuerName>
        <issuerTradingSymbol>INNV</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
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            <rptOwnerCik>0001626317</rptOwnerCik>
            <rptOwnerName>Welsh, Carson, Anderson &amp; Stowe XII, L.P.</rptOwnerName>
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            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>false</isOfficer>
            <isTenPercentOwner>true</isTenPercentOwner>
            <isOther>false</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001848628</rptOwnerCik>
            <rptOwnerName>WCAS CO-INVEST ASSOCIATES LLC</rptOwnerName>
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            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001680912</rptOwnerCik>
            <rptOwnerName>Welsh, Carson, Anderson &amp; Stowe XII Delaware, L.P.</rptOwnerName>
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        <reportingOwnerAddress>
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            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
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    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001627643</rptOwnerCik>
            <rptOwnerName>Welsh, Carson, Anderson &amp; Stowe XII Delaware II, L.P.</rptOwnerName>
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        <reportingOwnerAddress>
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            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
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    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001627644</rptOwnerCik>
            <rptOwnerName>Welsh, Carson, Anderson &amp; Stowe XII Cayman, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
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            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>false</isDirector>
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            <isTenPercentOwner>true</isTenPercentOwner>
            <isOther>false</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001658393</rptOwnerCik>
            <rptOwnerName>WCAS XII Co-Investors LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
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    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001212983</rptOwnerCik>
            <rptOwnerName>WCAS MANAGEMENT CORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
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            <isOther>false</isOther>
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    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001845108</rptOwnerCik>
            <rptOwnerName>WCAS - CO-INVEST HOLDCO, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
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            <isTenPercentOwner>true</isTenPercentOwner>
            <isOther>false</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001848767</rptOwnerCik>
            <rptOwnerName>WCAS XII ASSOCIATES LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>false</isDirector>
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            <isTenPercentOwner>true</isTenPercentOwner>
            <isOther>false</isOther>
        </reportingOwnerRelationship>
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    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001848620</rptOwnerCik>
            <rptOwnerName>WCAS XII ASSOCIATES CAYMAN, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O WELSH, CARSON, ANDERSON AND STOWE</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, SUITE 1800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
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            <isDirector>false</isDirector>
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            <isTenPercentOwner>true</isTenPercentOwner>
            <isOther>false</isOther>
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    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $0.001 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2026-09-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>411515</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>112576555</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects a distribution by TCO Group Holdings, L.P. to a limited partner as consideration for its interest in TCO Group Holdings, L.P.</footnote>
        <footnote id="F2">The limited partners of TCO Group Holdings, L.P. may control the voting and dispositive power with respect to the common stock if Welsh, Carson, Anderson &amp; Stowe XII, L.P. (&quot;WCAS XII&quot;), Welsh, Carson, Anderson &amp; Stowe XII Delaware, L.P. (&quot;WCAS XII-D&quot;), Welsh, Carson, Anderson &amp; Stowe XII Delaware II, L.P. (&quot;WCAS XII-DII&quot;), Welsh, Carson, Anderson &amp; Stowe XII Cayman, L.P. (&quot;WCAS XII-C&quot;), WCAS XII Co-Investors LLC (&quot;WCAS XII-Co&quot;), WCAS Management Corporation and WCAS Co-Invest Holdco, L.P. (collectively, the &quot;WCAS Investor&quot;) consents to a change to the delegation of authority to the committee of limited partners that controls TCO Group Holdings, L.P.</footnote>
        <footnote id="F3">The general partner of each of WCAS XII and WCAS XII-DII is WCAS XII Associates LLC (&quot;WCAS XII Associates&quot;). The general partner of each of WCAS XII-D and WCAS XII-C is WCAS XII Associates Cayman, L.P. The general partner of WCAS XII Associates Cayman, L.P. is WCAS XII Associates.</footnote>
        <footnote id="F4">The managing members of WCAS XII Associates are Thomas A. Scully, Sean Traynor, Anthony deNicola, D. Scott Mackesy, Brian Regan, Michael Donovan, Eric Lee, Christopher Hooper, Christopher Solomon, Edward Sobol, Gregory Lau, Frances Higgins, Nicholas O'Leary, Jonathan Rather and Ryan Harper (collectively, the &quot;WCAS GP&quot;). The general partner of WCAS Co-Invest Holdco, L.P. is WCAS Co-Invest Associates LLC. The managing members of each of WCAS XII-Co and WCAS Co-Invest Associates, LLC is the WCAS GP. Anthony deNicola, Christopher Hooper, D. Scott Mackesy, Jonathan Rather, Brian Regan, Michael Donovan and Edward Sobol (&quot;WCAS Board&quot;) comprise the board of directors of WCAS Management Corporation. Each of the foregoing entities and individuals disclaim beneficial ownership of the shares held of record by TCO Group Holdings, L.P. except to the extent of its or his pecuniary interest therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Welsh, Carson, Anderson &amp; Stowe XII, L.P., By: /s/ Thomas Scully, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Welsh, Carson, Anderson &amp; Stowe XII Delaware, L.P., By: /s/ Thomas Scully, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Welsh, Carson, Anderson &amp; Stowe XII Delaware II, L.P., By: /s/ Thomas Scully, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Welsh, Carson, Anderson &amp; Stowe XII Cayman, L.P., By: /s/ Thomas Scully, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>WCAS XII Co-Investors LLC, By: /s/ Jonathan Rather, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>WCAS Management Corporation, By: /s/ Jonathan Rather, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>WCAS Co-Invest Holdco, L.P., By: /s/ Jonathan Rather, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>WCAS XII Associates LLC, By: /s/ Thomas Scully, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>WCAS XII Associates Cayman L.P., By: /s/ Thomas Scully, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>WCAS Co-Invest Associates LLC, By: /s/ Jonathan Rather, Authorized Signatory</signatureName>
        <signatureDate>2026-09-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
