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

    <schemaVersion>X0609</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2026-07-23</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001853921</issuerCik>
        <issuerName>Scribe Therapeutics, Inc.</issuerName>
        <issuerTradingSymbol>SCTX</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001701815</rptOwnerCik>
            <rptOwnerName>Aghazadeh Behzad</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O AVORO CAPITAL ADVISORS LLC</rptOwnerStreet1>
            <rptOwnerStreet2>110 GREENE STREET, SUITE 800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10012</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001633313</rptOwnerCik>
            <rptOwnerName>Avoro Capital Advisors LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>110 GREENE STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 800</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10012</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001879253</rptOwnerCik>
            <rptOwnerName>Avoro Ventures LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>110 GREENE STREET, SUITE 800</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10012</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>15</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2026-07-23</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>14725</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2036-07-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>14725</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14725</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The options will vest as to 1/3 of the total shares on each of July 23, 2027, July 23, 2028 and July 23, 2029, subject to Behzad Aghazadeh's (&quot;Dr. Aghazadeh&quot;) provision of service to the Issuer on each vesting date.</footnote>
        <footnote id="F2">This Form 4 is filed by Dr. Aghazadeh, Avoro Capital Advisors LLC, a Delaware limited liability company (&quot;Avoro Capital Advisors&quot;), and Avoro Ventures LLC, a Delaware limited liability company (&quot;Avoro Ventures,&quot; together with Dr. Aghazadeh and Avoro Capital Advisors, the &quot;Reporting Persons&quot;). Dr. Aghazadeh serves as the portfolio manager and controlling person of Avoro Capital Advisors and Avoro Ventures LLC.</footnote>
        <footnote id="F3">The filing of this statement shall not be deemed an admission that any Reporting Person is the beneficial owner of the securities reported herein for the purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein except to the extent of its or his pecuniary interest therein.</footnote>
    </footnotes>

    <remarks>Avoro Capital Advisors and Avoro Ventures may be deemed directors by deputization of the Issuer by virtue of the fact that Dr. Aghazadeh currently serves on the board of directors of the Issuer.</remarks>

    <ownerSignature>
        <signatureName>Avoro Capital Advisors LLC, by: /s/ Scott Epstein, its Chief Operating Officer &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2026-07-27</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Avoro Ventures LLC, by: /s/ Scott Epstein, its Chief Operating Officer &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2026-07-27</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Behzad Aghazadeh</signatureName>
        <signatureDate>2026-07-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
