Travis Ryan Jackson - 28 May 2025 Form 3 Insider Report for SiteOne Landscape Supply, Inc. (SITE)

Role: General Counsel & Secretary
Signature: /s/ Travis Ryan Jackson
Issuer symbol: SITE
Transactions as of: 28 May 2025
Net transactions value: $0
Form type: 3
Filing time: 09 Jun 2025, 17:46:57 UTC
Next filing: 09 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Jackson Travis Ryan	General Counsel & Secretary	MANSELL OVERLOOK, 300 COLONIAL CENTER PARKWAY, SUITE 600, ROSWELL	/s/ Travis Ryan Jackson	09 Jun 2025	0002071894

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	SITE	Restricted Stock Units							28 May 2025	Common Stock	1,320		Direct	F1, F3
holding	SITE	Restricted Stock Units							28 May 2025	Common Stock	1,472		Direct	F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On December 2, 2024, the Reporting Person was granted 1,320 restricted stock units ("RSUs"), vesting in four equal installments beginning on December 2, 2025, subject to the Reporting Person's continued employment. Prior to filing of this Form 3, none of these RSUs had vested.
F2	On February 5, 2025, the Reporting Person was granted 1,472 restricted stock units ("RSUs"), vesting in four equal installments beginning on February 5, 2026, subject to the Reporting Person's continued employment. Prior to filing of this Form 3, none of these RSUs had vested.
F3	RSUs convert into common stock on a one-for-one basis.