<SEC-DOCUMENT>0001469367-20-000267.txt : 20201223
<SEC-HEADER>0001469367-20-000267.hdr.sgml : 20201223
<ACCEPTANCE-DATETIME>20201223213052
ACCESSION NUMBER:		0001469367-20-000267
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201222
FILED AS OF DATE:		20201223
DATE AS OF CHANGE:		20201223

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Bywater David
		CENTRAL INDEX KEY:			0001673823

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37511
		FILM NUMBER:		201414288

	MAIL ADDRESS:	
		STREET 1:		1850 WEST ASHTON BLVD
		CITY:			LEHI
		STATE:			UT
		ZIP:			84043

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Sunrun Inc.
		CENTRAL INDEX KEY:			0001469367
		STANDARD INDUSTRIAL CLASSIFICATION:	HEATING EQUIP, EXCEPT ELEC & WARM AIR & PLUMBING FIXTURES [3430]
		IRS NUMBER:				262841711
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		225 BUSH STREET, SUITE 1400
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104
		BUSINESS PHONE:		415-580-6900

	MAIL ADDRESS:	
		STREET 1:		225 BUSH STREET, SUITE 1400
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SunRun Inc.
		DATE OF NAME CHANGE:	20090730
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4
<TEXT>
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        <issuerName>Sunrun Inc.</issuerName>
        <issuerTradingSymbol>RUN</issuerTradingSymbol>
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            <rptOwnerName>Bywater David</rptOwnerName>
        </reportingOwnerId>
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            <rptOwnerStreet1>C/O SUNRUN INC.</rptOwnerStreet1>
            <rptOwnerStreet2>225 BUSH STREET, SUITE 1400</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CEO of Vivint Solar, Inc.</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
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            <expirationDate>
                <value>2028-03-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                <transactionShares>
                    <value>148288</value>
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                    <value>0</value>
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                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <value>2029-01-17</value>
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                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                    <value>143761</value>
                </sharesOwnedFollowingTransaction>
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    <footnotes>
        <footnote id="F1">The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan.</footnote>
        <footnote id="F2">Price represents the weighted average sale price of the shares sold. The sale price ranged from $70.00 to $70.67 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.</footnote>
        <footnote id="F3">Price represents the weighted average sale price of the shares sold. The sale price ranged from $70.00 to $70.17 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.</footnote>
        <footnote id="F4">Shares held following the reported transactions includes 210,154 Restricted Stock Units, which are subject to forfeiture until they vest.</footnote>
        <footnote id="F5">25% of the shares subject to the original option grant vested on the first quarterly vesting date that is on or after January 1, 2019, and on each of the next 12 quarterly vesting dates, 1/16 of the shares subject to the original option grant vest, subject to the Reporting Person's continued service to the Issuer through each such date.</footnote>
        <footnote id="F6">25% of the shares subject to the original option grant vested on the first quarterly vesting date that is on or after January 1, 2020, and on each of the next 12 quarterly vesting dates, 1/16 of the shares subject to the original option grant vest, subject to the Reporting Person's continued service to Sunrun through each such date.</footnote>
        <footnote id="F7">25% of the shares subject to the original option grant vest on the first quarterly vesting date that is on or after December 6, 2020, and on each of the next 12 quarterly vesting dates, 1/16 of the shares subject to the original option grant vest, subject to the Reporting Person's continued service to Sunrun through each such date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jay Maloney, Attorney-in-Fact</signatureName>
        <signatureDate>2020-12-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</DOCUMENT>
</SEC-DOCUMENT>
