<SEC-DOCUMENT>0000899243-17-028257.txt : 20171208
<SEC-HEADER>0000899243-17-028257.hdr.sgml : 20171208
<ACCEPTANCE-DATETIME>20171208164300
ACCESSION NUMBER:		0000899243-17-028257
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171207
FILED AS OF DATE:		20171208
DATE AS OF CHANGE:		20171208

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Silver Lake Sumeru Fund LP
		CENTRAL INDEX KEY:			0001410377
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37924
		FILM NUMBER:		171247565

	BUSINESS ADDRESS:	
		STREET 1:		2775 Sand Hill Rd
		CITY:			Menlo Park
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		650-233-8120

	MAIL ADDRESS:	
		STREET 1:		2775 Sand Hill Rd
		CITY:			Menlo Park
		STATE:			CA
		ZIP:			94025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SHAH AJAY
		CENTRAL INDEX KEY:			0001008036
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37924
		FILM NUMBER:		171247567

	MAIL ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SLTA Sumeru (GP), L.L.C.
		CENTRAL INDEX KEY:			0001463527
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37924
		FILM NUMBER:		171247569

	BUSINESS ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		(650) 233-8120

	MAIL ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Silver Lake Technology Associates Sumeru, L.P.
		CENTRAL INDEX KEY:			0001463521
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37924
		FILM NUMBER:		171247566

	BUSINESS ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		6502338120

	MAIL ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Silver Lake Group, L.L.C.
		CENTRAL INDEX KEY:			0001418226
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37924
		FILM NUMBER:		171247568

	BUSINESS ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		6502338120

	MAIL ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Silver Lake Technology Investors Sumeru, L.P.
		CENTRAL INDEX KEY:			0001463520
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37924
		FILM NUMBER:		171247564

	BUSINESS ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		(650) 233-8120

	MAIL ADDRESS:	
		STREET 1:		2775 SAND HILL ROAD, SUITE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKLINE, INC.
		CENTRAL INDEX KEY:			0001666134
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				463354276
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		21300 VICTORY BOULEVARD
		STREET 2:		12TH FLOOR
		CITY:			WOODLAND HILLS
		STATE:			CA
		ZIP:			91367
		BUSINESS PHONE:		818-223-9008

	MAIL ADDRESS:	
		STREET 1:		21300 VICTORY BOULEVARD
		STREET 2:		12TH FLOOR
		CITY:			WOODLAND HILLS
		STATE:			CA
		ZIP:			91367
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-12-07</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001666134</issuerCik>
        <issuerName>BLACKLINE, INC.</issuerName>
        <issuerTradingSymbol>BL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001463527</rptOwnerCik>
            <rptOwnerName>SLTA Sumeru (GP), L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001418226</rptOwnerCik>
            <rptOwnerName>Silver Lake Group, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001008036</rptOwnerCik>
            <rptOwnerName>SHAH AJAY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001463521</rptOwnerCik>
            <rptOwnerName>Silver Lake Technology Associates Sumeru, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001410377</rptOwnerCik>
            <rptOwnerName>Silver Lake Sumeru Fund LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001463520</rptOwnerCik>
            <rptOwnerName>Silver Lake Technology Investors Sumeru, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-12-07</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2626246</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.07</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12432847</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Held through Silver Lake Sumeru Fund, L.P.</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F5"/>
                    <footnoteId id="F6"/>
                    <footnoteId id="F7"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-12-07</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>23452</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.07</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>111026</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Held through Silver Lake Technology Investors Sumeru, L.P.</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                    <footnoteId id="F6"/>
                    <footnoteId id="F7"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of BlackLine, Inc.'s (the &quot;Issuer&quot;) Common Stock sold in an underwritten secondary offering.</footnote>
        <footnote id="F2">Represents the sale price to the underwriter in the secondary offering of $34.07 per share.</footnote>
        <footnote id="F3">Silver Lake Group, L.L.C. (&quot;SLG&quot;) and Ajay Shah (&quot;Shah&quot;) are the managing members of SLTA Sumeru (GP), L.L.C. (&quot;SLTA&quot;), which is the general partner of Silver Lake Technology Associates Sumeru, L.P. (&quot;SLT LP&quot;), which is the general partner of Silver Lake Sumeru Fund, L.P. (&quot;SLSF&quot;), which directly holds these shares of Common Stock.</footnote>
        <footnote id="F4">SLG and Shah are the managing members of SLTA, which is the general partner of SLT LP, which is the general partner of Silver Lake Technology Investors Sumeru, L.P. (&quot;SLTI&quot;, and collectively with SLG, Shah, SLTA, SLT LP and SLSF, the &quot;Reporting Persons&quot;), which directly holds these shares of Common Stock.</footnote>
        <footnote id="F5">As the general partner of each of SLSF and SLTI, SLT LP may be deemed to share voting and dispositive power with respect to the Common Stock directly held by SLSF and SLTI (the &quot;Silver Lake Sumeru Shares&quot;). As the general partner of SLT LP, SLTA may be deemed to share voting and dispositive power with respect to the Silver Lake Sumeru Shares. As the managing members of SLTA, SLG and Shah may each be deemed to share voting and dispositive power with respect to the Silver Lake Sumeru Shares.</footnote>
        <footnote id="F6">Each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein, if any.</footnote>
        <footnote id="F7">Pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the &quot;Exchange Act&quot;), this filing shall not be deemed an admission that the Reporting Persons are, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owners of any equity securities in excess of their respective pecuniary interests.</footnote>
    </footnotes>

    <remarks>Pursuant to the Stockholders Agreement, dated as of October 27, 2016, by and among the Issuer, SLSF, SLTI, Iconiq Strategic Partners, L.P., Therese Tucker and Mario Spanicciati, SLSF and SLTI will have the right to appoint or nominate for election to the Issuer's board of directors, as applicable, (i) seven directors of up to a 13 member board for so long as the Silver Lake Sumeru Shares constitute more than 35% of the total number of shares of the Issuer's common stock then outstanding; (ii) six directors for so long as the Silver Lake Sumeru Shares constitute 35% or less, but more than 25% of the total number of shares of the Issuer's common stock then outstanding; (iii) three directors for so long as the Silver Lake Sumeru Shares constitute 25% or less, but more than 20% of the total number of shares of the Issuer's common stock then outstanding; (iv) two directors for so long as the Silver Lake Sumeru Shares constitute 20% or less, but more than 10% of the total number of shares of the Issuer's common stock then outstanding; and (v) one director for so long as the Silver Lake Sumeru Shares constitute 10% or less but at least 5% of the total number of shares of the Issuer's common stock then outstanding.  The Reporting Persons are jointly filing this Form 4 pursuant to Rule 16a-3(j) under the Exchange Act.</remarks>

    <ownerSignature>
        <signatureName>/s/ Karen M. King, Managing Director of Silver Lake Group, L.L.C.</signatureName>
        <signatureDate>2017-12-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ajay Shah</signatureName>
        <signatureDate>2017-12-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ajay Shah, Managing Director of SLTA Sumeru (GP), L.L.C.</signatureName>
        <signatureDate>2017-12-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ajay Shah, Managing Director of SLTA Sumeru (GP), L.L.C., general partner of Silver Lake Technology Associates Sumeru, L.P.</signatureName>
        <signatureDate>2017-12-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ajay Shah, Managing Director of SLTA Sumeru (GP), L.L.C., general partner of Silver Lake Technology Associates Sumeru, L.P., general partner of Silver Lake Sumeru Fund, L.P.</signatureName>
        <signatureDate>2017-12-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ajay Shah, Managing Director of SLTA Sumeru (GP), L.L.C., general partner of Silver Lake Technology Associates Sumeru, L.P., general partner of Silver Lake Technology Investors Sumeru, L.P.</signatureName>
        <signatureDate>2017-12-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
