SiteOne (NYSE: SITE) EVP reports RSU vesting and tax share withholding

Rhea-AI Filing Summary

Scott Salmon, EVP, Strategy & Development at SiteOne Landscape Supply, reported the vesting of restricted stock units and related share withholding. On February 5, 2026, 667 RSUs converted into the same number of common shares. To cover taxes, 241 common shares were withheld at $148.03 per share, leaving Salmon with 12,901 common shares directly owned. After this vesting, he also holds 2,001 restricted stock units that can convert into common stock in the future.

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)
02/05/2026

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	02/05/2026		M		667	A	(1)	13,142	D
Common Stock	02/05/2026		F		241	D	$148.03	12,901	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)	02/05/2026		M			667	(2)	(2)	Common Stock	667	$0.00	2,001	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 5, 2025, the Reporting Person was granted 2,668 RSUs, vesting in four equal annual installments beginning on February 5, 2026, subject to the Reporting Person's continued employment.

	/s/ Travis Jackson, Attorney-in-fact for Scott Salmon	02/09/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did SITE executive Scott Salmon report on February 5, 2026?

Scott Salmon reported vesting of 667 restricted stock units that converted into 667 common shares of SiteOne Landscape Supply on February 5, 2026, as part of his equity compensation program.

How many SiteOne (SITE) shares does Scott Salmon own after this Form 4 filing?

After these transactions, Scott Salmon directly owns 12,901 shares of common stock of SiteOne Landscape Supply. This reflects RSU vesting and share withholding for taxes reported in the Form 4 filing.

How many RSUs vested for SiteOne (SITE) EVP Scott Salmon in this transaction?

In this filing, 667 restricted stock units vested and were converted into 667 common shares. Each RSU converts into one SiteOne share under the terms described in the compensation award.

Why were 241 SiteOne (SITE) shares withheld from Scott Salmon’s vested RSUs?

The filing shows 241 common shares were withheld at $148.03 per share to satisfy tax obligations related to the RSU vesting. This is a common method for handling required withholding on equity awards.

How many unvested or outstanding RSUs does Scott Salmon still hold at SiteOne (SITE)?

Following this transaction, Scott Salmon holds 2,001 restricted stock units. These RSUs can convert into the same number of SiteOne common shares in the future according to the award’s vesting schedule.

What was the original RSU grant disclosed in Scott Salmon’s SiteOne (SITE) Form 4?

The footnotes state that on February 5, 2025, Scott Salmon received a grant of 2,668 restricted stock units, vesting in four equal annual installments beginning on February 5, 2026, contingent on his continued employment.