<SEC-DOCUMENT>0001104659-21-052006.txt : 20210419
<SEC-HEADER>0001104659-21-052006.hdr.sgml : 20210419
<ACCEPTANCE-DATETIME>20210419165731
ACCESSION NUMBER:		0001104659-21-052006
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210415
FILED AS OF DATE:		20210419
DATE AS OF CHANGE:		20210419

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Weller Greg
		CENTRAL INDEX KEY:			0001776771

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37760
		FILM NUMBER:		21835221

	MAIL ADDRESS:	
		STREET 1:		MANSELL OVERLOOK
		STREET 2:		300 COLONIAL CENTER PARKWAY, SUITE 600
		CITY:			ROSWELL
		STATE:			GA
		ZIP:			30076

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SiteOne Landscape Supply, Inc.
		CENTRAL INDEX KEY:			0001650729
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-PROFESSIONAL & COMMERCIAL EQUIPMENT & SUPPLIES [5040]
		IRS NUMBER:				364485550
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0103

	BUSINESS ADDRESS:	
		STREET 1:		MANSELL OVERLOOK
		STREET 2:		300 COLONIAL CENTER PARKWAY, SUITE 600
		CITY:			ROSWELL
		STATE:			GA
		ZIP:			30076
		BUSINESS PHONE:		(470) 277-7000

	MAIL ADDRESS:	
		STREET 1:		MANSELL OVERLOOK
		STREET 2:		300 COLONIAL CENTER PARKWAY, SUITE 600
		CITY:			ROSWELL
		STATE:			GA
		ZIP:			30076
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>OWNERSHIP DOCUMENT
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            <rptOwnerState>GA</rptOwnerState>
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            <transactionDate>
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            <transactionAmounts>
                <transactionShares>
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                <directOrIndirectOwnership>
                    <value>D</value>
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    <footnotes>
        <footnote id="F1">The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 sales plan adopted by the Reporting Person on March 5, 2021.</footnote>
        <footnote id="F2">46,472 options were granted on April 15, 2015, and vest and become exercisable ratably in five installments on each anniversary of April 15, 2015, subject to the Reporting Person's continued employment. Prior to the transactions reported on this Form 4, 7,294 of these options that remain outstanding had vested.</footnote>
        <footnote id="F3">8,365 options were granted on February 17, 2017, and vest and become exercisable ratably in four installments on each anniversary of February 17, 2017, subject to the Reporting Person's continued employment. Prior to the transactions reported on this Form 4, 3,000 of these options that remain outstanding had vested.</footnote>
        <footnote id="F4">8,750 options were granted on February 14, 2018, and vest and become exercisable ratably in four installments on each anniversary of February 14, 2018, subject to the Reporting Person's continued employment. Prior to the transactions reported on this Form 4, 5,562 of these options that remain outstanding had vested.</footnote>
        <footnote id="F5">8,722 options were granted on February 6, 2019, and vest and become exercisable ratably in four installments on each anniversary of February 6, 2019, subject to the Reporting Person's continued employment. Prior to the transactions reported on this Form 4, 4,361 of these options that remain outstanding had vested.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Briley Brisendine, Attorney-in-fact for Greg Weller</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</DOCUMENT>
</SEC-DOCUMENT>
