<SEC-DOCUMENT>0000790051-18-000142.txt : 20180914
<SEC-HEADER>0000790051-18-000142.hdr.sgml : 20180914
<ACCEPTANCE-DATETIME>20180914135517
ACCESSION NUMBER:		0000790051-18-000142
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180913
FILED AS OF DATE:		20180914
DATE AS OF CHANGE:		20180914

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:		181070780

	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_153694769840086.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-09-13</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>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-09-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>36533</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.57</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>131565</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-09-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>36533</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>127.52</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>95032</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>147075</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote 3</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18.57</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-09-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>36533</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <value>2019-02-03</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>36533.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">See Footnote 3. Excludes 57,142 shares transferred to two Grantor Retained Annuity Trusts created on February 26, 2018 for the benefit of the reporting person's children of which the reporting person is trustee and includes (i) 14,107 shares transferred from three separate Grantor Retained Annuity Trusts upon distribution from these trusts of which the reporting person is trustee and (ii) 4,206 shares transferred from a Grantor Retained Annuity Trust upon distribution from this trust of which the reporting person's spouse is trustee.</footnote>
        <footnote id="F2">This transaction was executed in multiple trades at prices ranging from $127.28 to $127.86.  The price reported above reflects the weighted average sales price.  The reporting person hereby undertakes to provide to the SEC staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.</footnote>
        <footnote id="F3">Consists of (i) 111,138 shares held in Grantor Retained Annuity Trusts for the benefit of the reporting person's children of which the reporting person is trustee, of which 57,142 shares were reclassified as indirect ownership upon the creation of two separate Grantor Retained Annuity Trusts on February 26, 2018 for the benefit of the reporting person's children of which the reporting person is trustee, and of which 14,107 shares were reclassified as direct ownership upon distribution from three separate Grantor Retained Annuity Trusts, (ii) 24,177 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, of which 4,206 shares were reclassified as direct ownership upon distribution from this Grantor Retained Annuity Trust,  and (iii) 11,760 shares held in trust for the benefit of the reporting person's children of which the reporting person's spouse is trustee.</footnote>
        <footnote id="F4">The option vested in three equal annual installments beginning on February 4, 2010.</footnote>
        <footnote id="F5">The transaction is the exercise of a derivative security.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ David A. Roberts by Michael L. Roberson, attorney-in-fact</signatureName>
        <signatureDate>2018-09-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
