Form 4: BLACK DOUG reports disposition transactions in SITE

Rhea-AI Filing Summary

BLACK DOUG reported disposition transactions in a Form 4 filing for SITE. The filing lists transactions totaling 20,000 shares. Following the reported transactions, holdings were 482,161 shares.

Insider Trade Summary

20,000 shares gifted

Mixed 3 txns

Insider BLACK DOUG

Role CEO

Type	Security	Shares	Price	Value
Gift	Common Stock	10,000	$0.00	--
Gift	Common Stock	10,000	$0.00	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 482,161 shares (Direct); Common Stock — 13,591 shares (Indirect, By Family Trust)

Footnotes (1)

1. Reflects the transfer of 10,000 shares to a family trust. Reflects indirect ownership by a family trust for which the Reporting Person's spouse serves as trustee.

Form 4 Insider Transactions: What Each Field Means →

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

BLACK DOUG

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CEO

3. Date of Earliest Transaction (Month/Day/Year)
02/13/2026

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	02/13/2026		G(1)		10,000	D	$0	482,161	D
Common Stock	02/13/2026		G(1)		10,000	A	$0	13,591	I	By Family Trust(2)
Common Stock								93,675	I	By SLAT

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

Explanation of Responses:

1. Reflects the transfer of 10,000 shares to a family trust.

2. Reflects indirect ownership by a family trust for which the Reporting Person's spouse serves as trustee.

	/s/ Travis Jackson, Attorney-in-fact for Doug Black	02/17/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did SiteOne (SITE) report for CEO Doug Black?

SiteOne reported that CEO Doug Black made a bona fide gift transfer of 10,000 shares of common stock on February 13, 2026. The shares moved from his direct ownership into a family trust structure, changing how they are held rather than involving an open-market trade.

How many SiteOne (SITE) shares does Doug Black own after this Form 4?

After the reported transactions, Doug Black directly owns 482,161 SiteOne shares. He also indirectly owns 13,591 shares through a family trust and 93,675 shares through a SLAT, showing both personal and estate-planning related holdings across multiple ownership vehicles.

What is the nature of the 10,000-share transfer reported for SiteOne (SITE)?

The 10,000-siteOne share transfer is classified as a bona fide gift under transaction code G. It reflects a movement of shares into a family trust, indicating an estate or wealth-planning step rather than a sale or purchase in the open market.

Who controls the family trust mentioned in the SiteOne (SITE) Form 4?

The filing notes that the family trust is overseen by Doug Black’s spouse, who serves as trustee. This structure means the 13,591 indirectly owned shares are held through a trust arrangement, with the spouse exercising trustee authority over those particular SiteOne shares.

Does the SiteOne (SITE) Form 4 show any open-market buying or selling by Doug Black?

The Form 4 does not report open-market buying or selling. Instead, it shows a bona fide gift transfer of 10,000 shares into a family trust at a reported price of $0 per share, indicating a non-cash, intra-family or estate-planning transaction.