Scott Salmon - Mar 11, 2023 Form 4 Insider Report for SiteOne Landscape Supply, Inc. (SITE)

Role: EVP, Strategy & Development
Signature: /s/ Briley Brisendine, Attorney-in-fact for Scott Salmon
Stock symbol: SITE
Transactions as of: Mar 11, 2023
Transactions value $: -$67,393
Form type: 4
Date filed: 3/14/2023, 04:06 PM
Previous filing: Feb 13, 2023
Next filing: May 15, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SITE	Common Stock	Options Exercise		+1.1K	+13.77%		9.09K	Mar 11, 2023	Direct	F1
transaction	SITE	Common Stock	Tax liability	-$67.4K	-497	-5.47%	$135.60	8.59K	Mar 11, 2023	Direct

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
transaction	SITE	Restricted Stock Units	Options Exercise	$0	-1.1K	-100%	$0.00^*	0	Mar 11, 2023	Common Stock	1.1K		Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Filed to report vesting of Restricted Stock Units ("RSUs"). RSUs convert into common stock on a one-for-one basis.
F2	On March 11, 2019, the Reporting Person was granted 4,401 RSUs, vesting in four equal annual installments beginning on March 11, 2020, subject to the Reporting Person's continued employment.