<SEC-DOCUMENT>0000950170-24-112379.txt : 20241003
<SEC-HEADER>0000950170-24-112379.hdr.sgml : 20241003
<ACCEPTANCE-DATETIME>20241003162503
ACCESSION NUMBER:		0000950170-24-112379
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241001
FILED AS OF DATE:		20241003
DATE AS OF CHANGE:		20241003

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SITE Centers Corp.
		CENTRAL INDEX KEY:			0000894315
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42265
		FILM NUMBER:		241351846

	BUSINESS ADDRESS:	
		STREET 1:		3300 ENTERPRISE PARKWAY
		CITY:			BEACHWOOD
		STATE:			OH
		ZIP:			44122
		BUSINESS PHONE:		2167555500

	MAIL ADDRESS:	
		STREET 1:		3300 ENTERPRISE PARKWAY
		CITY:			BEACHWOOD
		STATE:			OH
		ZIP:			44122

	FORMER NAME:	
		FORMER CONFORMED NAME:	DDR CORP
		DATE OF NAME CHANGE:	20110914

	FORMER NAME:	
		FORMER CONFORMED NAME:	DEVELOPERS DIVERSIFIED REALTY CORP
		DATE OF NAME CHANGE:	19940218

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Curbline Properties Corp.
		CENTRAL INDEX KEY:			0002027317
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE [6500]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		IRS NUMBER:				934224532
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		320 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		216-755-5500

	MAIL ADDRESS:	
		STREET 1:		3300 ENTERPRISE PARKWAY
		CITY:			BEACHWOOD
		STATE:			OH
		ZIP:			44122
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-10-01</periodOfReport>

    <notSubjectToSection16>true</notSubjectToSection16>

    <issuer>
        <issuerCik>0002027317</issuerCik>
        <issuerName>Curbline Properties Corp.</issuerName>
        <issuerTradingSymbol>CURB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000894315</rptOwnerCik>
            <rptOwnerName>SITE Centers Corp.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3300 ENTERPRISE PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BEACHWOOD</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44122</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>false</isOfficer>
            <isTenPercentOwner>true</isTenPercentOwner>
            <isOther>false</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-10-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>104860322</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">In connection with the spin-off (the &quot;Spin-off&quot;) of the Issuer by the reporting person (&quot;SITE Centers&quot;) pursuant to the terms of a Separation and Distribution Agreement, dated October 1, 2024, by and among SITE Centers, the Issuer, and Curbline Properties LP (the &quot;Agreement&quot;), SITE Centers effected the Distribution (as defined in the Agreement) on October 1, 2024, and caused to be distributed to each holder of record of SITE Centers common shares as of September 23, 2024 by means of a pro-rata dividend of two shares of common stock of the Issuer for every one common share of SITE Centers held of record by such holder as of such record date.</footnote>
        <footnote id="F2">In connection with the Spin-off, on September 30, 2024, the Issuer made a stock dividend to SITE Centers of 104,860,222 additional shares of Issuer common stock.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Aaron Kitlowski</signatureName>
        <signatureDate>2024-10-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
