Lennox insider trades: 772 shares via SARs, 444-share sale

Rhea-AI Filing Summary

Lennox International (LII) reported an insider transaction by EVP and Chief Legal Officer Monica M. Brown on 11/11/2025. She exercised non‑qualified stock appreciation rights (transaction code M) at $214.63, acquiring 772 shares, and sold 444 shares at $491.40 (code D).

Following these transactions, she beneficially owned 1,445 shares directly. The SARs were part of a grant that became fully exercisable on 12/07/2021 and carry an expiration date of 12/07/2025.

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
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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^*

Brown Monica M.

(Last) (First) (Middle)

2140 LAKE PARK BLVD.

(Street)

RICHARDSON TX 75080

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LENNOX INTERNATIONAL INC [ LII ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Legal Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/11/2025

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, Par Value $0.01 Per Share	11/11/2025		M		772	A	$214.63	1,889	D
Common Stock, Par Value $0.01 Per Share	11/11/2025		D		444	D	$491.4	1,445	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
Non-qualified Stock Appreciation Right	$214.63	11/11/2025		M			772	12/07/2019(1)	12/07/2025	Common Stock, Par Value $0.01 Per Share	772	$0	0	D

Explanation of Responses:

1. One third of the Stock Appreciation Rights became exercisable on 12/07/2019 and each year thereafter. The entire grant became fully exercisable on 12/07/2021.

	/s/ Jennifer S. Perry, attorney-in-fact for Monica M. Brown	11/12/2025
	** 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 did LII insider Monica M. Brown report on Form 4?

On 11/11/2025, she exercised non‑qualified SARs to acquire 772 shares at $214.63 and sold 444 shares at $491.40.

How many LII shares does the reporting person own after the transactions?

She beneficially owned 1,445 shares directly after the reported transactions.

What were the transaction codes used in the LII Form 4?

Code M for the SAR exercise and code D for the sale of common stock.

What are the key dates related to the LII SARs?

The SARs became fully exercisable on 12/07/2021 and have an expiration date of 12/07/2025.

What prices were reported for the LII transactions?

Exercise price was $214.63 per share; sale price was $491.40 per share.

What is the role of the reporting person at LII?

She is an Officer, serving as EVP, Chief Legal Officer.