Capital International holds 8.4% of Lennox International

Capital International Investors, a division of Capital Research and Management Company and affiliates, reported a passive stake in Lennox International Inc. common stock.

Rhea-AI Filing Summary

Capital International Investors, a division of Capital Research and Management Company and affiliates, reported a passive stake in Lennox International Inc. common stock. It is deemed the beneficial owner of 2,944,558 shares, representing 8.4% of the class, based on 35,072,782 shares believed outstanding as of the event date.

Capital International Investors has sole power to vote 2,901,206 shares and sole power to dispose of 2,944,558 shares, with no shared voting or dispositive power. The securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Lennox International.

Insights

Equity ownership and governance analyst

Large passive holder discloses 8.4% Lennox International stake.

Capital International Investors reports beneficial ownership of 2,944,558 Lennox International shares, equal to 8.4% of the common stock based on 35,072,782 shares believed outstanding as of the 12/31/2025 event date.

The filing shows sole voting power over 2,901,206 shares and sole dispositive power over 2,944,558 shares, with no shared powers. The certification states the position is held in the ordinary course of business and not to change or influence control, indicating a passive investment profile.

As a Schedule 13G, this disclosure primarily informs investors about a significant institutional holder rather than signaling strategic change. Future ownership updates, if any, would typically appear in subsequent beneficial ownership filings covering later periods.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many Lennox International (LII) shares does Capital International Investors own?

Capital International Investors is deemed to beneficially own 2,944,558 shares of Lennox International common stock. This represents a significant institutional position and forms the basis for its Schedule 13G filing reporting large ownership in the company.

What percentage of Lennox International (LII) does Capital International Investors hold?

Capital International Investors reports holding 8.4% of Lennox International’s common stock. This percentage is calculated based on 35,072,782 shares of common stock believed to be outstanding at the time of the reported ownership event.

Is Capital International Investors’ stake in Lennox International (LII) passive or activist?

The filing states the stake is held in the ordinary course of business and not to change or influence control. This language is characteristic of a passive investment reported on Schedule 13G, rather than an activist or control-seeking position.

What voting power does Capital International Investors have over Lennox International (LII) shares?

Capital International Investors reports sole voting power over 2,901,206 shares of Lennox International and no shared voting power. It also has sole dispositive power over 2,944,558 shares, indicating it alone can decide how these shares are voted and disposed.

When was Capital International Investors’ Lennox International (LII) ownership measured?

The ownership is reported as of an event date of December 31, 2025. At that time, Capital International Investors believed there were 35,072,782 shares of Lennox International common stock outstanding, forming the basis for the 8.4% ownership calculation.

Who signed the Schedule 13G reporting Capital International Investors’ stake in Lennox (LII)?

The Schedule 13G was signed by Jae Won Chung, identified as Vice President and Senior Counsel II of Capital Research and Management Company. The signature certifies that the information reported about the Lennox International ownership stake is true, complete, and correct.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/13/2026 - 04:29 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Lennox International Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

526107107

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 526107107

1

Names of Reporting Persons

Capital International Investors

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 2,901,206.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 2,944,558.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,944,558.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.4 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Lennox International Inc.
(b)	Address of issuer's principal executive offices: 2140 LAKE PARK BLVD, RICHARDSON, TX 75080
Item 2.
(a)	Name of person filing: Capital International Investors
(b)	Address or principal business office or, if none, residence: 333 South Hope Street, 55th Fl, Los Angeles, CA 90071
(c)	Citizenship: N/A
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 526107107
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 2,944,558 ** **Capital International Investors ("CII") is a division of Capital Research and Management Company ("CRMC"), as well as its investment management subsidiaries and affiliates Capital Bank and Trust Company, Capital International, Inc., Capital International Limited, Capital International Sarl, Capital International K.K., Capital Group Private Client Services, Inc., and Capital Group Investment Management Private Limited (together with CRMC, the "investment management entities"). CII's divisions of each of the investment management entities collectively provide investment management services under the name "Capital International Investors." CII is deemed to be the beneficial owner of 2,944,558 shares or 8.4% of the 35,072,782 shares believed to be outstanding.
(b)	Percent of class: 8.4 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 2,901,206
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 2,944,558
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Capital International Investors

Signature:	Jae Won Chung
Name/Title:	Vice President and Senior Counsel II, Capital Research and Management Company
Date:	02/12/2026