<SEC-DOCUMENT>0001567619-22-008820.txt : 20220421
<SEC-HEADER>0001567619-22-008820.hdr.sgml : 20220421
<ACCEPTANCE-DATETIME>20220421190137
ACCESSION NUMBER:		0001567619-22-008820
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220411
FILED AS OF DATE:		20220421
DATE AS OF CHANGE:		20220421

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Repertoire Master Fund LP
		CENTRAL INDEX KEY:			0001878549
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	814-00735
		FILM NUMBER:		22842757

	BUSINESS ADDRESS:	
		STREET 1:		1870 OGDEN DRIVE
		CITY:			BURLINGAME
		STATE:			CA
		ZIP:			94010
		BUSINESS PHONE:		415-677-7050

	MAIL ADDRESS:	
		STREET 1:		1870 OGDEN DRIVE
		CITY:			BURLINGAME
		STATE:			CA
		ZIP:			94010

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Portman Ridge Finance Corp
		CENTRAL INDEX KEY:			0001372807
		IRS NUMBER:				205951150
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		650 MADISON AVNUE
		STREET 2:		23RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212.891.2880

	MAIL ADDRESS:	
		STREET 1:		650 MADISON AVNUE
		STREET 2:		23RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KCAP Financial, Inc.
		DATE OF NAME CHANGE:	20120710

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Kohlberg Capital CORP
		DATE OF NAME CHANGE:	20061211

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Kohlberg Capital, LLC
		DATE OF NAME CHANGE:	20060815
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2022-04-11</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001372807</issuerCik>
        <issuerName>Portman Ridge Finance Corp</issuerName>
        <issuerTradingSymbol>PTMN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001878549</rptOwnerCik>
            <rptOwnerName>Repertoire Master Fund LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>31 HUDSON YARDS</rptOwnerStreet1>
            <rptOwnerStreet2>11TH FLOOR, SUITE 43</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10001</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1077731</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Deepak Sarpangal, Managing Member of the General Partner of Repertoire Master Fund LP</signatureName>
        <signatureDate>2022-04-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
