With a market capitalization (market cap) of $12.31B — a measure of how much the company is worth — Lennox International Inc. ranks #819 among the 2,510 companies tracked, and 117th in Industrials as of October 3, 2026. Shares trade at $356.30, down 1.15% on the day.
of 2,510 tracked
Market-cap change uses historical capitalization records. Share-price returns are a different series — they can diverge when the share count changes. Those returns are not a CAGR until you pick a start value, an ending value, and years. CAGR calculator. Market cap vs. stock price.
Year-end values and the chart both come from historical market-cap records, not from applying today's share count to past prices. Latest historical observation October 2, 2026. Ranking headline cap is the snapshot figure as of October 3, 2026.
| Year | As of | Market cap | Annual change | Year-end close |
|---|---|---|---|---|
| 2026 | Oct 2, 2026 | $12.36B | -26.83% | $356.30 |
| 2025 | Dec 31, 2025 | $16.9B | -21.88% | $485.58 |
| 2024 | Dec 31, 2024 | $21.63B | +35.77% | $609.30 |
| 2023 | Dec 29, 2023 | $15.93B | +88.12% | $447.52 |
Ranking figure $12.31B as of October 3, 2026.
Lennox International Inc.'s ranking market cap is the provider-reported capitalization on the same snapshot as the rest of this site, with a share price of $356.30 as of October 2, 2026. Charts and the year-end table use a separate historical market-cap series, last observed at $12.36B on October 2, 2026. See how the ranking works.
Live shares outstanding are not on the quote used for price, so this page does not invent a current share count. Shares outstanding vs. float.
The latest annual report (FY 2025) used a weighted-average 34,900,000 shares. That figure is an average for the year, not the live count in the market-cap formula.
Book equity: assets minus liabilities on the latest annual report.
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FY 2025 net worth
Largest U.S.-listed names in the same FMP sector — not a hand-picked competitor set.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #7 | Space Exploration Technologies Corp. SPCX | $2.1T | +7.35% |
| #32 | Caterpillar Inc. CAT | $389.43B | +2.31% |
| #42 | GE Aerospace |
Lennox International Inc. is a global manufacturer and distributor specializing in heating, ventilation, air conditioning (HVAC), and refrigeration solutions. The company operates across three divisions: Residential Heating & Cooling, Commercial Heating & Cooling, and Refrigeration.
Summary from the company profile (Financial Modeling Prep). Principal financial figures above are for FY 2025.
Visit websiteAs of October 3, 2026, Lennox International Inc. (LII) is worth $12.31B — that is its market capitalization, the total value of its outstanding shares on MarketCapLens.
A company’s net worth is its shareholders’ equity: assets minus liabilities on the balance sheet. That is book equity, not market cap. For FY 2025, Lennox International Inc.’s book equity is about $1.16B. Market cap is the market value of the outstanding shares. As of October 3, 2026, its market cap is $12.31B. Book equity is an accounting remainder; market cap is a trading value. Neither is a person’s net worth.
Lennox International Inc. ranks #819 among the 2,510 companies tracked on MarketCapLens. In Industrials it ranks #117 of 341.
Fundamentals are annual. Figures labeled with their fiscal year. Live ratios use the current price against those annual earnings.
| 2022 |
|---|
| Dec 30, 2022 |
| $8.47B |
| -28.07% |
| $239.23 |
| 2021 | Dec 31, 2021 | $11.77B | — | $324.36 |
|---|
Last observation of each calendar year from historical market-cap records. The current year is through the latest date, not a completed year-end. Share-price close is the matching session for context — we do not rebuild cap from today's share count.
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FY 2025
| $321.19B |
| -0.91% |
| #54 | GE Vernova Inc. GEV | $263.32B | +0.13% |
| #59 | RTX Corporation RTX | $248.9B | -0.18% |
| #82 | Deere & Company DE | $185.45B | +2.96% |
Companies immediately above and below in the overall ranking. They may be in a different sector.
| Rank | Company | Market cap | 1D |
|---|---|---|---|
| #816 | BWX Technologies, Inc. BWXT | $12.36B | -1.41% |
| #817 | DT Midstream, Inc. DTM | $12.34B | +0.77% |
| #818 | Albemarle Corporation ALB | $12.33B | -0.42% |
| #820 | SEI Investments Company SEIC | $12.29B | -1.39% |
| #821 | Brookfield Wealth Solutions Ltd. BNT | $12.28B | +1.57% |
| #822 | Sanmina Corporation SANM | $12.28B | +3.19% |
Lennox International Inc.’s ranking market cap of $12.31B comes from the same snapshot as the rest of this site, as of October 3, 2026. It is not share price multiplied by the FY 2025 weighted-average share count of 34,900,000. The historical market-cap series last observed $12.36B on October 2, 2026.
Over the past year, Lennox International Inc.’s market cap is down 35.19%, using historical market-cap records rather than today’s share count applied to past prices.
Lennox International Inc. (LII) shares trade at $356.30, down 1.15% on the day, as of October 3, 2026.
Lennox International Inc. trades at a live price-to-earnings (P/E) ratio of 16.0, using the latest share price divided by the latest annual earnings per share. That is not the same as a fiscal-year reported P/E.