<SEC-DOCUMENT>0000790051-19-000078.txt : 20190318
<SEC-HEADER>0000790051-19-000078.hdr.sgml : 20190318
<ACCEPTANCE-DATETIME>20190318155531
ACCESSION NUMBER:		0000790051-19-000078
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190315
FILED AS OF DATE:		20190318
DATE AS OF CHANGE:		20190318

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ROBERTS DAVID A
		CENTRAL INDEX KEY:			0001198752

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09278
		FILM NUMBER:		19688165

	MAIL ADDRESS:	
		STREET 1:		3013 KINGS MANOR DRIVE
		CITY:			WEDDINGTON
		STATE:			NC
		ZIP:			21104-6868

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CARLISLE COMPANIES INC
		CENTRAL INDEX KEY:			0000790051
		STANDARD INDUSTRIAL CLASSIFICATION:	FABRICATED RUBBER PRODUCTS, NEC [3060]
		IRS NUMBER:				311168055
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		16430 N. SCOTTSDALE RD.
		STREET 2:		SUITE 400
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85254
		BUSINESS PHONE:		480-781-5000

	MAIL ADDRESS:	
		STREET 1:		16430 N. SCOTTSDALE RD.
		STREET 2:		SUITE 400
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85254
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_155293891571042.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-03-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000790051</issuerCik>
        <issuerName>CARLISLE COMPANIES INC</issuerName>
        <issuerTradingSymbol>CSL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001198752</rptOwnerCik>
            <rptOwnerName>ROBERTS DAVID A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CARLISLE COMPANIES INCORPORATED</rptOwnerStreet1>
            <rptOwnerStreet2>16430 N. SCOTTSDALE ROAD, SUITE 400</rptOwnerStreet2>
            <rptOwnerCity>SCOTTSDALE</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85254</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>88397</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>148942</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes 1 and 2</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">On March 15, 2019, 3,635 shares held in a Grantor Retained Annuity Trust for the benefit of the reporting person's children of which the reporting person's spouse is trustee, were transferred to the personal trust account of the reporting person's spouse.</footnote>
        <footnote id="F2">Consists of (i) 107,528 shares held in Grantor Retained Annuity Trusts for the benefit of the reporting person's children of which the reporting person is trustee, (ii) 20,542 shares held in a Grantor Retained Annuity Trust for the benefit of the reporting person's children of which the reporting person's spouse is trustee, exclusive of the 3,635 shares transferred to the personal trust account of the reporting person as referenced in Footnote 1, (iii) 10,594 shares held in trust for the benefit of the reporting person's children of which the reporting person's spouse is trustee, and (iv) 10,278 shares held in a private foundation created by the reporting person.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ David A. Roberts by Ronald P. Fuss, attorney-in-fact</signatureName>
        <signatureDate>2019-03-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
