Mr. Joseph Nassab - 02 Feb 2026 Form 4 Insider Report for LENNOX INTERNATIONAL INC (LII)

Role: EVP & Pres., Bldg Climate Sol.
Signature: /s/ Monica M. Brown, attorney-in-fact for Mr. Joseph Nassab
Issuer symbol: LII
Transactions as of: 02 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 04 Feb 2026, 16:03:39 UTC
Previous filing: 10 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Nassab Joseph	EVP & Pres., Bldg Climate Sol.	2140 LAKE PARK BLVD., RICHARDSON	/s/ Monica M. Brown, attorney-in-fact for Mr. Joseph Nassab	04 Feb 2026	0001926668

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LII	Common Stock, Par Value $0.01 Per Share	Award	$0	+767	+9.7%	$0.000000	8,664	02 Feb 2026	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	LII	Non-qualified Stock Appreciation Right	Award	$0	+1,847		$0.000000	1,847	02 Feb 2026	Common Stock, Par Value $0.01 Per Share	1,847	$493.09	Direct	F1

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

Explanation of Responses:

Id	Content
F1	One third of the Stock Appreciation Rights will become exercisable on 02/02/2027 and each year thereafter. The entire grant will become fully exercisable on 02/02/2029.