[Form 4] Lennox International Inc. Insider Trading Activity

Rhea-AI Filing Summary

Karen H. Quintos, a director of Lennox International Inc. (LII), sold multiple blocks of common stock on 08/20/2025. The Form 4 shows a series of open-market dispositions: 30, 75, 115, 4, 61, 10, 40 and 30 shares at prices ranging from $607.77 to $609.76 per share. After these transactions the filing reports 6,910 shares beneficially owned. The Form 4 was signed by Monica Brown as attorney-in-fact for Ms. Quintos.

Positive

• Timely disclosure of insider transactions in compliance with Section 16 reporting requirements
• All transactions reported on a single Form 4 with execution details and resulting beneficial ownership

Negative

• Insider dispositions occurred (total of 365 shares sold), reducing reported beneficial ownership to 6,910 shares

Insights

Corporate Governance Expert

TL;DR: Routine director stock dispositions reported promptly; no additional context provided about purpose.

The Form 4 documents multiple small open-market sales by a director on a single date, reducing reported beneficial ownership to 6,910 shares. The filing is procedural evidence of compliance with Section 16 reporting rules and was executed by an attorney-in-fact. The disclosure does not include any derivative activity or indications of planned trading programs.

Securities Analyst

TL;DR: Multiple small sales at ~ $608 per share; transaction sizes are modest and fully reported.

The reported transactions total 365 shares sold across several tranches at prices between $607.77 and $609.76. The report solely covers non-derivative common stock dispositions and shows the remaining beneficial holding. There is no earnings, material corporate action, or derivative exercise information in the filing to suggest broader company impact.

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^*

Quintos Karen H

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
08/20/2025

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	08/20/2025		S		30	D	$609.12	7,245	D
Common Stock, Par Value $0.01 Per Share	08/20/2025		S		75	D	$609.3	7,170	D
Common Stock, Par Value $0.01 Per Share	08/20/2025		S		115	D	$609.395	7,055	D
Common Stock, Par Value $0.01 Per Share	08/20/2025		S		4	D	$609.53	7,051	D
Common Stock, Par Value $0.01 Per Share	08/20/2025		S		61	D	$609.725	6,990	D
Common Stock, Par Value $0.01 Per Share	08/20/2025		S		10	D	$609.76	6,980	D
Common Stock, Par Value $0.01 Per Share	08/20/2025		S		40	D	$609.52	6,940	D
Common Stock, Par Value $0.01 Per Share	08/20/2025		S		30	D	$607.77	6,910	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

Explanation of Responses:

	/s/ Monica Brown, attorney-in-fact for Karen H. Quintos	08/20/2025
	** 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 transactions did Karen H. Quintos report on Form 4 for LII?

The Form 4 reports multiple sales on 08/20/2025: 30, 75, 115, 4, 61, 10, 40 and 30 shares sold at prices between $607.77 and $609.76.

How many LII shares does Karen H. Quintos beneficially own after the reported trades?

The filing reports 6,910 shares beneficially owned following the transactions.

Who signed the Form 4 filing for Karen H. Quintos?

The Form 4 was signed by Monica Brown, attorney-in-fact, on behalf of Karen H. Quintos on 08/20/2025.

Were any derivative securities reported in this Form 4 for LII?

No. Table II for derivative securities contains no reported transactions or holdings in this filing.

Were the sales reported executed at similar prices?

Yes. The reported sale prices range narrowly from $607.77 to $609.76, indicating closely clustered execution prices.