SEC Info - Black Doug - ‘4’ for 4/14/21 re: SiteOne Landscape Supply, Inc.

<?xml version="1.0" encoding="windows-1252"?>

<issuerName> SiteOne Landscape Supply, Inc. </issuerName>

</issuer>

<rptOwnerName> BLACK DOUG </rptOwnerName>

</reportingOwnerId>

<rptOwnerStreet1> MANSELL OVERLOOK </rptOwnerStreet1>

<rptOwnerStreet2> 300 COLONIAL CENTER PARKWAY, SUITE 600 </rptOwnerStreet2>

<rptOwnerCity> ROSWELL </rptOwnerCity>

</reportingOwnerAddress>

</reportingOwnerRelationship>

</reportingOwner>

<value> Common Stock </value>

</securityTitle>

</transactionDate>

</transactionCoding>

</transactionShares>

</transactionPricePerShare>

</transactionAcquiredDisposedCode>

</transactionAmounts>

</sharesOwnedFollowingTransaction>

</postTransactionAmounts>

</directOrIndirectOwnership>

</ownershipNature>

</nonDerivativeTransaction>

<value> Common Stock </value>

</securityTitle>

</transactionDate>

</transactionCoding>

</transactionShares>

</transactionPricePerShare>

</transactionAcquiredDisposedCode>

</transactionAmounts>

</sharesOwnedFollowingTransaction>

</postTransactionAmounts>

</directOrIndirectOwnership>

</ownershipNature>

</nonDerivativeTransaction>

</nonDerivativeTable>

<value> Stock Options (right to buy) </value>

</securityTitle>

</conversionOrExercisePrice>

</transactionDate>

</transactionCoding>

</transactionShares>

</transactionPricePerShare>

</transactionAcquiredDisposedCode>

</transactionAmounts>

</exerciseDate>

</expirationDate>

<value> Common Stock </value>

</underlyingSecurityTitle>

</underlyingSecurityShares>

</underlyingSecurity>

</sharesOwnedFollowingTransaction>

</postTransactionAmounts>

</directOrIndirectOwnership>

</ownershipNature>

</derivativeTransaction>

</derivativeTable>

<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 2, 2021. </footnote>

<footnote id="F2"> The price reported in column 4 is a weighted average price. The shares were sold at prices ranging from $176.12 to $178.00, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided. </footnote>

<footnote id="F3"> 929,448 options were granted on May 19, 2014, and vest and become exercisable ratably in five installments on each anniversary of December 23, 2013, subject to the Reporting Person's continued employment. Prior to the transactions reported on this Form 4, 552,448 of these options that remain outstanding had vested. </footnote>

</footnotes>

<signatureName> /s/ Briley Brisendine, Attorney-in-fact for Doug Black </signatureName>

</ownerSignature>

</ownershipDocument>

Black Doug – ‘4’ for 4/14/21 re: SiteOne Landscape Supply, Inc.

On: Friday, 4/16/21, at 4:10pm ET · For: 4/14/21 · Accession #: 1104659-21-51376 · File #: 1-37760

Previous ‘4’: ‘4’ on 2/26/21 for 2/24/21 · Next: ‘4’ on / for 5/7/21 · Latest: ‘4’ on 4/18/24 for 4/17/24

Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 — SEA’34
Filing Table of Contents

This ‘4’ Document is an XML Data File that may be rendered in various formats:

Black Doug – ‘4’ for 4/14/21 re: SiteOne Landscape Supply, Inc.

On: Friday, 4/16/21, at 4:10pm ET · For: 4/14/21 · Accession #: 1104659-21-51376 · File #: 1-37760

Previous ‘4’: ‘4’ on 2/26/21 for 2/24/21 · Next: ‘4’ on / for 5/7/21 · Latest: ‘4’ on 4/18/24 for 4/17/24

Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 — SEA’34Filing Table of Contents

This ‘4’ Document is an XML Data File that may be rendered in various formats:

Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 — SEA’34
Filing Table of Contents