SiteOne (SITE) EVP Scott Salmon reports RSU vesting and tax share withholding

Rhea-AI Filing Summary

SiteOne Landscape Supply executive Scott Salmon reported equity compensation activity related to restricted stock units (RSUs). On February 10, 2026, 278 RSUs vested and converted into 278 shares of common stock, increasing his directly held position to 13,791 shares.

On the same date, 86 of these shares were disposed of at $148.78 per share to cover tax withholding obligations, leaving Salmon with 13,705 shares of SiteOne common stock held directly after the transactions. The RSUs were part of a 1,114-unit grant originally awarded on February 10, 2022, vesting in four equal annual installments beginning February 10, 2023, subject to continued employment.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Salmon Scott

(Last) (First) (Middle)

MANSELL OVERLOOK

300 COLONIAL CENTER PARKWAY, SUITE 600

(Street)

ROSWELL GA 30076

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SiteOne Landscape Supply, Inc. [ SITE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Strategy & Development

3. Date of Earliest Transaction (Month/Day/Year)
02/10/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/10/2026		M		278	A	(1)	13,791	D
Common Stock	02/10/2026		F		86	D	$148.78	13,705	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	02/10/2026		M			278	(2)	(2)	Common Stock	278	$0.00	0	D

Explanation of Responses:

1. Filed to report vesting of Restricted Stock Units ("RSUs"). RSUs convert into common stock on a one-for-one basis.

2. On February 10, 2022, the Reporting Person was granted 1,114 RSUs, vesting in four equal annual installments beginning on February 10, 2023, subject to the Reporting Person's continued employment.

	/s/ Travis Jackson, Attorney-in-fact for Scott Salmon	02/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did SITE executive Scott Salmon report on this Form 4?

Scott Salmon reported RSU-related equity activity. On February 10, 2026, 278 restricted stock units vested and converted into common shares, with a portion of the resulting stock withheld to satisfy tax obligations, as reflected in his updated direct ownership position.

How many SITE shares did Scott Salmon acquire and dispose of on February 10, 2026?

He acquired 278 shares of SiteOne common stock upon RSU vesting and disposed of 86 shares. The disposition, at a price of $148.78 per share, was reported as payment of tax liability by delivering shares rather than an open-market sale.

What is Scott Salmon’s SITE share ownership after the reported Form 4 transactions?

After the reported transactions, Scott Salmon directly owns 13,705 shares of SiteOne common stock. This figure reflects the 278 shares received from RSU vesting, net of 86 shares withheld and disposed of to cover associated tax withholding requirements.

What are the key terms of Scott Salmon’s restricted stock unit grant at SiteOne (SITE)?

On February 10, 2022, Scott Salmon was granted 1,114 restricted stock units. These RSUs vest in four equal annual installments starting February 10, 2023, subject to his continued employment, and each RSU converts into one share of SiteOne common stock upon vesting.

How were the 86 SITE shares disposed of in Scott Salmon’s Form 4 filing characterized?

The 86 common shares were reported under transaction code “F,” indicating they were used to pay tax liability. This means shares were withheld or delivered to satisfy taxes tied to the RSU vesting rather than sold as a discretionary open-market transaction.