<SEC-DOCUMENT>0000950157-25-000953.txt : 20251118
<SEC-HEADER>0000950157-25-000953.hdr.sgml : 20251118
<ACCEPTANCE-DATETIME>20251118213300
ACCESSION NUMBER:		0000950157-25-000953
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251117
FILED AS OF DATE:		20251118
DATE AS OF CHANGE:		20251118

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ILLUMINA, INC.
		CENTRAL INDEX KEY:			0001110803
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42045
		FILM NUMBER:		251496523

	BUSINESS ADDRESS:	
		STREET 1:		5200 ILLUMINA WAY
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92122
		BUSINESS PHONE:		8582024500

	MAIL ADDRESS:	
		STREET 1:		5200 ILLUMINA WAY
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92122

	FORMER NAME:	
		FORMER CONFORMED NAME:	ILLUMINA INC
		DATE OF NAME CHANGE:	20000331

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GRAIL, Inc.
		CENTRAL INDEX KEY:			0001699031
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				863673636
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1525 O'BRIEN DRIVE
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		(833) 694-2553

	MAIL ADDRESS:	
		STREET 1:		1525 O'BRIEN DRIVE
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRAIL, LLC
		DATE OF NAME CHANGE:	20231113

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Grail, Inc.
		DATE OF NAME CHANGE:	20170227
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-11-17</periodOfReport>

    <notSubjectToSection16>true</notSubjectToSection16>

    <issuer>
        <issuerCik>0001699031</issuerCik>
        <issuerName>GRAIL, Inc.</issuerName>
        <issuerTradingSymbol>GRAL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001110803</rptOwnerCik>
            <rptOwnerName>ILLUMINA, INC.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5200 ILLUMINA WAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN DIEGO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92122</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stock, par value $0.001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2025-11-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1000000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>79.85</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3502126</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <remarks>Following the sale reported herein, the reporting person is no longer a 10% beneficial owner and this reflects an exit filing by the reporting person.</remarks>

    <ownerSignature>
        <signatureName>Rob Maynes, Vice President, Legal and Assistant Secretary</signatureName>
        <signatureDate>2025-11-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
