<SEC-DOCUMENT>0000849869-25-000054.txt : 20250304
<SEC-HEADER>0000849869-25-000054.hdr.sgml : 20250304
<ACCEPTANCE-DATETIME>20250304164109
ACCESSION NUMBER:		0000849869-25-000054
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250301
FILED AS OF DATE:		20250304
DATE AS OF CHANGE:		20250304

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Chevrier Philippe
		CENTRAL INDEX KEY:			0001959128
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41459
		FILM NUMBER:		25705450

	MAIL ADDRESS:	
		STREET 1:		SILGAN HOLDINGS INC
		STREET 2:		4 LANDMARK SQUARE STE 400
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06901

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SILGAN HOLDINGS INC
		CENTRAL INDEX KEY:			0000849869
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL CANS [3411]
		ORGANIZATION NAME:           	04 Manufacturing
		IRS NUMBER:				061269834
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4 LANDMARK SQ
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06901
		BUSINESS PHONE:		2039757110

	MAIL ADDRESS:	
		STREET 1:		4 LANDMARK SQUARE
		STREET 2:		SUITE 400
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06901
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1741124462.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-03-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000849869</issuerCik>
        <issuerName>SILGAN HOLDINGS INC</issuerName>
        <issuerTradingSymbol>SLGN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001959128</rptOwnerCik>
            <rptOwnerName>Chevrier Philippe</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILGAN HOLDINGS INC.</rptOwnerStreet1>
            <rptOwnerStreet2>4 LANDMARK SQUARE, SUITE  400</rptOwnerStreet2>
            <rptOwnerCity>STAMFORD</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06901</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP  and COO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-03-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>42000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>42000</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">These securities are restricted stock units that were granted on March 1, 2025 under the Silgan Holdings Inc.  Second Amended and Restated 2004 Stock Incentive Plan. These restricted stock units vest ratably over a 5 year period beginning on March 1, 2026 and will be settled in shares of Common Stock on a 1-for-1 basis upon vesting.</footnote>
        <footnote id="F2">This amount consists of 42,000 restricted stock units that are not yet vested that have been granted under equity compensation plans of Silgan Holdings Inc. Upon vesting, these restricted stock units will be settled in shares of Common Stock on a 1-for-1 basis.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Philippe Chevrier</signatureName>
        <signatureDate>2025-03-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
