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

    <schemaVersion>X0607</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2026-02-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0002089283</issuerCik>
        <issuerName>Eagle Nuclear Energy Corp.</issuerName>
        <issuerTradingSymbol>NUCL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002117250</rptOwnerCik>
            <rptOwnerName>Parhar Naranjan Singh</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O EAGLE NUCLEAR ENERGY CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>5470 KIETZKE LANE, SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>RENO</rptOwnerCity>
            <rptOwnerState>NV</rptOwnerState>
            <rptOwnerZipCode>89511</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002118470</rptOwnerCik>
            <rptOwnerName>Parhar Balvinder Kaur</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O EAGLE NUCLEAR ENERGY CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>5470 KIETZKE LANE, SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>RENO</rptOwnerCity>
            <rptOwnerState>NV</rptOwnerState>
            <rptOwnerZipCode>89511</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.0001 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2028671</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.0001 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2028671</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Right to receive Earnout Shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, par value $0.0001 per share</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>183041</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Right to receive Earnout Shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, par value $0.0001 per share</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>183041</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">These securities are owned by Naranjan Parhar, who may be deemed to be a member of a &quot;group&quot; with Balvinder Parhar for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the &quot;Exchange Act&quot;).</footnote>
        <footnote id="F2">These securities are owned by Balvinder Parhar, who may be deemed to be a member of a &quot;group&quot; with Naranjan Parhar for purposes of Section 13(d) of the Exchange Act.</footnote>
        <footnote id="F3">On February 24, 2026, Naranjan Parhar and Balvinder Parhar each became entitled to receive 183,041 shares of Eagle Nuclear Energy Corp.'s (the &quot;Issuer&quot;) Common Stock (the &quot;Earnout Shares&quot;) pursuant to an &quot;earnout&quot; provision in the Amended and Restated Agreement and Plan of Merger, dated as of September 29, 2025 (as it may be amended, supplemented, or otherwise modified from time to time, the &quot;Merger Agreement&quot;), by and among Spring Valley Acquisition Corp. II, the Issuer, Spring Valley Merger Sub III, Inc., Spring Valley Merger Sub II, Inc., and Eagle Energy Metals Corp., in the event that the metrics described in the following footnote are satisfied during the five-year period following the closing (the &quot;Closing Date&quot;) contemplated in the Merger Agreement.</footnote>
        <footnote id="F4">In the event that the dollar volume-weighted average price (&quot;VWAP&quot;) of the Common Stock equals or exceeds $16.00 per share for twenty (20) trading days within a period of thirty (30) consecutive trading days during the period beginning on the Closing Date and ending on the five-year anniversary of the Closing Date, each of Naranjan Parhar and Balvinder Parhar will be entitled to receive 183,041 Earnout Shares.</footnote>
    </footnotes>

    <remarks>Naranjan Parhar and Balvinder Parhar may be deemed to be members of a &quot;group&quot; for purposes of Section 13(d) of the Exchange Act that is ten percent owner of the Issuer.
Exhibit 24.1 - Power of Attorney - Naranjan Parhar
Exhibit 24.2 - Power of Attorney - Balvinder Parhar</remarks>

    <ownerSignature>
        <signatureName>/s/ Naranjan Singh Parhar, by Nelson Mullins Riley &amp; Scarborough LLP, Attorney-in-Fact</signatureName>
        <signatureDate>2026-04-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Balvinder Kaur Parhar, by Nelson Mullins Riley &amp; Scarborough LLP, Attorney-in-Fact</signatureName>
        <signatureDate>2026-04-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
