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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-10-15</periodOfReport>

    <issuer>
        <issuerCik>0001556739</issuerCik>
        <issuerName>Thryv Holdings, Inc.</issuerName>
        <issuerTradingSymbol>THRY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001655183</rptOwnerCik>
            <rptOwnerName>Mudrick Capital Management, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>527 MADISON AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>6TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001367262</rptOwnerCik>
            <rptOwnerName>Mudrick Jason</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MUDRICK CAPITAL MANAGEMENT, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>527 MADISON AVENUE, 6TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001826215</rptOwnerCik>
            <rptOwnerName>Verto Direct Opportunity II, LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MUDRICK CAPITAL MANAGEMENT, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>527 MADISON AVENUE, 6TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option(right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>13.82</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2020-10-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>55556</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2030-10-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>55556</value>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>55556</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See notes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">This Form 4 is filed by the following Reporting Persons: Jason Mudrick (&quot;Mr. Mudrick&quot;), Mudrick Capital Management, L.P. (&quot;MCM&quot;) and Verto Direct Opportunity II, LP.</footnote>
        <footnote id="F2">This Option becomes exercisable in four equal annual installments on each of October 15, 2021, October 15, 2022, October 15, 2023 and October 15, 2024, subject to the Reporting Person's continuous service on the Issuer's Board of Directors on each applicable vesting date.</footnote>
        <footnote id="F3">Represents stock options granted and issued by the Issuer pursuant to the Issuer's 2020 Incentive Award Plan to the following entities: 12,973 by MCM; 5,073 by Blackwell Partners LLC Series A; 6,688 by Boston Patriot Batterymarch St LLC; 3,143 by Mercer QIF Fund PLC; 5,873 by Mudrick Distressed Opportunity Drawdown Fund II, LP; 5,850 by Mudrick Distressed Opportunity Drawdown Fund, LP; 1,371 by Mudrick Distressed Opportunity Specialty Fund, LP; 1,524 by P Mudrick LTD; 1,874 by Trustees of Grinnell College; and 11,187 by Verto Direct Opportunity II, LP.</footnote>
        <footnote id="F4">Mr. Mudrick is the sole member of Mudrick Capital Management, LLC, which is the general partner of MCM. MCM is the investment manager of the following entities; Mudrick Distressed Opportunity Drawdown Fund, LP; Mudrick Distressed Opportunity Drawdown Fund II, LP; Verto Direct Opportunity II, LP; Boston Patriot Batterymarch St LLC; Blackwell Partners LLC Series A; Mercer QIF Fund PLC; Trustees of Grinnell College; P Mudrick LTD; and Mudrick Distressed Opportunity Specialty Fund, LP. Mr. Mudrick is the managing member of Verto Direct Opportunity GP, LLC, which is the general partner of Verto Direct Opportunity II, LP. Each Reporting Person and each of the aforementioned entities disclaims beneficial ownership of the securities of the Issuer except to the extent of such person's or entity's pecuniary interest therein, if any.</footnote>
    </footnotes>

    <remarks>Exhibit 99.1 (Joint Filer Information) is incorporated herein by reference.</remarks>

    <ownerSignature>
        <signatureName>See Exhibit 99.1 for Signatures</signatureName>
        <signatureDate>2020-10-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
