SiteOne (SITE) EVP Versaggi logs RSU vesting and 119-share tax disposal

Rhea-AI Filing Summary

SiteOne Landscape Supply EVP Shannon Versaggi reported equity award activity involving company stock. On February 9, 2026, 334 Restricted Stock Units vested and were converted into 334 shares of common stock, increasing her directly held stake to 7,113 shares before related tax actions.

To cover tax obligations from this vesting, 119 shares of common stock were withheld and disposed of at $145.65 per share, leaving Versaggi with 6,994 directly owned shares. The vesting stems from a grant of 1,339 RSUs awarded on February 9, 2023, scheduled to vest in four equal annual installments beginning February 9, 2024, 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^*

Versaggi Shannon

(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 Mktg, Cat. Mgmt. & Pricing

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

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	02/09/2026		M		334	A	(1)	7,113	D
Common Stock	02/09/2026		F		119	D	$145.65	6,994	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)	02/09/2026		M			334	(2)	(2)	Common Stock	334	$0.00	335	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 9, 2023, the Reporting Person was granted 1,339 RSUs, vesting in four equal annual installments beginning on February 9, 2024, subject to the Reporting Person's continued employment.

	/s/ Travis Jackson, Attorney-in-fact for Shannon Versaggi	02/11/2026
	** 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 Shannon Versaggi report on February 9, 2026?

Shannon Versaggi reported the vesting and conversion of 334 Restricted Stock Units into 334 shares of SiteOne common stock on February 9, 2026. This award-related transaction increased her holdings before tax withholding, rather than reflecting an open-market purchase of shares.

How many SiteOne (SITE) shares does Shannon Versaggi directly own after these transactions?

After the February 9, 2026 equity award and tax-withholding transactions, Shannon Versaggi directly owns 6,994 SiteOne common shares. Her balance first rose to 7,113 shares after RSU conversion, then decreased when 119 shares were withheld and disposed of for tax obligations.

What price was used for the tax-withholding share disposition reported by SITE EVP Versaggi?

To satisfy tax obligations arising from the RSU vesting, 119 SiteOne shares were disposed of at a price of $145.65 per share. This disposition is coded as a tax-withholding transaction rather than a discretionary market sale by the executive.

What are the terms of the 1,339 Restricted Stock Units granted to SITE EVP Shannon Versaggi?

On February 9, 2023, Shannon Versaggi received 1,339 Restricted Stock Units, vesting in four equal annual installments beginning February 9, 2024. Each RSU converts into one share of SiteOne common stock, and vesting is conditioned on her continued employment with the company.

How do the RSUs held by SITE EVP Versaggi convert into common stock?

The Restricted Stock Units held by Shannon Versaggi convert into SiteOne common stock on a one-for-one basis. When a tranche vests, each RSU delivers one share of common stock, as reflected by the 334 RSUs vesting into 334 shares on February 9, 2026.

Is the reported SITE insider transaction a buy or sell in the open market?

The reported activity is not an open-market buy or sell. It reflects the automatic vesting and conversion of 334 RSUs into common shares, plus a disposition of 119 shares solely to cover tax liabilities associated with that vesting event.