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Lennox International LII

Lennox International is the 466th largest S&P 500 company by market cap, worth $13.0 billion. 8 directors have filed with the SEC in the last 12 months (who counts), 1 of them an executive. 7 other officers are on file. At 30 Jun 2026, Vanguard was its largest institutional holder, with 10.8% of the company.

CEO
Alok Maskara
Sector
Industrials
Sub-industry
Building Products
Headquarters
Richardson, Texas
Founded
1895
More
Wikipedia
Market cap
$13.0B
466th largest, 23 Oct 2026 close
Revenue
$5.2B
Fiscal year 2025
Price to sales
2.5
Market cap over revenue
Employees
12,900
10-K, 31 Dec 2025
Market cap per employee
$1.0M
Market cap over employees
Connections
4
S&P 500 companies sharing a director or officer

Largest institutional holders

Each fund group's share of Lennox International. Where a company has several share classes, the share is of its total value.

13F filings for the quarter to 30 Jun 2026

These five hold 35.6% of Lennox International.

Source: SEC Form 13F data sets, SEC XBRL shares outstanding 路 All holders

Board and officers

4 people here also hold roles at other S&P 500 companies.

Roles filed up to 30 Sep 2026

NameTitle
Directors (8)
Alok MaskaraChief Executive OfficerLast filed 16 Mar 2026Chief Executive Officer
Sherry BuckDirectorAlso at BallDirector
Tracy A. EmbreeDirectorAlso at KLADirector
John W. Norris IIIDirectorDirector
Karen H. QuintosDirectorAlso at CumminsDirector
Todd J. TeskeDirectorDirector
Ark Jon VanderDirectorAlso at Republic ServicesDirector
Shane D. WallDirectorDirector
Officers (7)
Michael QuenzerEVP, Chief Financial OfficerLast filed 16 Mar 2026EVP, Chief Financial Officer
Prakash BedapudiEVP, Chief Technology OfficerLast filed 16 Mar 2026EVP, Chief Technology Officer
Monica M. BrownEVP, Chief Legal OfficerLast filed 4 Feb 2026EVP, Chief Legal Officer
Chris KoselVP-Corp Controller and CAOLast filed 7 May 2026VP-Corp Controller and CAO
Sarah Rachel MartinEVP & Pres., Home Comfort SolLast filed 4 Feb 2026EVP & Pres., Home Comfort Sol
Joseph NassabEVP & Pres., Bldg Climate SolLast filed 16 Mar 2026EVP & Pres., Bldg Climate Sol
Daniel M. SessaEVP, Chief HR OfficerLast filed 16 Mar 2026EVP, Chief HR Officer

Source: SEC insider filings (Forms 3, 4 and 5), Lennox International's Form 4 filings 路 All directors and officers

Companies that share people with Lennox International

Each person's title here, then at the other company.

  • Ball BALL
    • Sherry Buck: Director here, Director there
  • Cummins CMI
    • Karen H. Quintos: Director here, Director there
  • KLA KLAC
    • Tracy A. Embree: Director here, Director there
  • Republic Services RSG
    • Ark Jon Vander: Director here, CEO and President there

Source: SEC insider filings 路 See the whole network

Lennox International's market cap since December 2008

Weekly, up to 23 Oct 2026

Show equal percentage changes as equal steps.
201020122014201620182020202220242026$13.0B

Source: Yahoo Finance closing prices, SEC XBRL shares outstanding

Workforce

Headcount at 31 Dec 2025

Employees
12,900
As of December 31, 2025, we employed approximately 12,900 people, primarily in the U.S.
Lennox International Form 10-K

Source: Lennox International Form 10-K

Insider trades

Open-market buys and sales by directors and officers. Grants, option exercises and shares withheld for tax are left out.

Trades from 30 Sep 2025 to 30 Sep 2026

Directors and officers sold $1.4 million of stock in 5 sales and made no open-market purchases in the 12 months to 30 Sep 2026.

DatePersonTitleTypeSharesValue
6 May 2026SaleChris KoselVP-Corp Controller and CAOVP-Corp Controller and CAOSale971$529K
25 Feb 2026SaleShane D. WallDirectorDirectorSale100$54K
4 Feb 2026SaleTodd J. TeskeDirectorDirectorSale700$373K
4 Feb 2026SaleChris KoselVP-Corp Controller and CAOVP-Corp Controller and CAOSale254$136K
11 Nov 2025SaleTodd J. TeskeDirectorDirectorSale600$295K

Source: SEC insider transactions data sets, Lennox International's Form 4 filings

Trades by members of Congress and officials

Trades members of Congress and senior executive branch officials disclosed, including their families'. Amounts are filed as ranges.

Trades from 20 Oct 2023 to 20 Oct 2026

3 people disclosed 11 purchases and 8 sales of Lennox International stock since October 2023.

DateMember or officialTypeAmount
11 Sep 2026Rohit Khanna (House, D-CA)House, D-CA 路 SoldSale$1,001 to $15,000$1K to $15K
4 Sep 2026Rohit Khanna (House, D-CA)House, D-CA 路 BoughtPurchase$1,001 to $15,000$1K to $15K
10 Aug 2026Rohit Khanna (House, D-CA)House, D-CA 路 BoughtPurchase$1,001 to $15,000$1K to $15K
3 Aug 2026Rohit Khanna (House, D-CA)House, D-CA 路 SoldSale$1,001 to $15,000$1K to $15K
18 Jun 2026Donald J Trump (President)President 路 BoughtPurchase$250,001 to $500,000$250K to $500K
27 Apr 2026Donald J Trump (President)President 路 SoldSale$15,001 to $50,000$15K to $50K
17 Apr 2026Donald J Trump (President)President 路 SoldSale$1,000,001 to $5,000,000$1M to $5M
10 Apr 2026Donald J Trump (President)President 路 BoughtPurchase$15,001 to $50,000$15K to $50K
17 Mar 2026Donald J Trump (President)President 路 BoughtPurchase$50,001 to $100,000$50K to $100K
10 Feb 2026Donald J Trump (President)President 路 BoughtPurchase$500,001 to $1,000,000$500K to $1M

Showing 10 of 19 trades

Source: House, Senate and OGE disclosures via the Congress trading monitor

Not on file: no WARN layoff notices under its own name since October 2023.