Lennox - 26 Year Stock Price History | LII

Historical daily share price chart and data for Lennox since 1999 adjusted for splits and dividends. The latest closing stock price for Lennox as of May 29, 2025 is 571.33.
  • The all-time high Lennox stock closing price was 675.70 on November 25, 2024.
  • The Lennox 52-week high stock price is 682.50, which is 19.5% above the current share price.
  • The Lennox 52-week low stock price is 483.42, which is 15.4% below the current share price.
  • The average Lennox stock price for the last 52 weeks is 587.96.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Lennox Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 586.3780 603.2200 665.4960 507.6660 571.3300 -6.03%
2024 533.2668 436.5780 675.7030 415.6650 607.9900 37.27%
2023 318.6954 235.7140 443.2690 227.7240 442.9230 89.55%
2022 235.7972 301.5040 302.5120 179.4040 233.6730 -24.94%
2021 301.9137 254.6340 337.7080 254.6340 311.3330 19.71%
2020 232.1434 229.0000 290.2570 156.3300 260.0830 13.79%
2019 236.6555 200.1370 272.4730 196.5440 228.5600 12.78%
2018 192.9374 189.5660 210.4610 173.6710 202.6650 6.33%
2017 159.9070 139.1410 192.7960 134.4690 190.6000 37.43%
2016 128.2157 111.2300 147.1680 102.0350 138.6890 24.03%
2015 102.4421 83.6378 123.0110 83.0186 111.8210 32.97%
2014 76.5696 73.5853 84.6895 64.9545 84.0978 13.24%
2013 59.0286 46.9341 74.3187 46.7876 74.2663 64.08%
2012 37.8900 29.4384 46.3998 29.4384 45.2622 58.26%
2011 33.9541 39.8460 44.7423 21.1872 28.5995 -27.25%
2010 35.8508 32.8167 41.0889 31.3485 39.3140 22.78%
2009 26.7030 26.9588 33.4318 19.2436 32.0211 23.01%
2008 26.5190 32.1576 32.7760 15.9601 26.0317 -20.75%
2007 26.9313 23.5318 32.9110 22.9847 32.8475 37.31%
2006 21.5117 22.4679 26.6577 16.6051 23.9225 10.33%
2005 17.8363 15.0316 23.2249 14.1897 21.6836 41.06%
2004 12.7976 12.4222 15.4772 10.5218 15.3715 24.56%
2003 10.7922 9.9445 12.9244 8.6834 12.3409 36.46%
2002 10.0525 6.9893 12.7974 6.8560 9.0437 32.86%
2001 6.8157 5.1942 8.1485 5.1942 6.8069 29.99%
2000 6.7888 6.1356 9.8482 4.5838 5.2364 -12.33%
Sector Industry Market Cap Revenue
Construction Building Products - Air Conditioning & Heating $20.164B $5.341B
Lennox International Inc. is a global leader in the heating, air conditioning, and refrigeration markets. It is a leading global provider of climate control solutions. The company designs, manufactures and markets a broad range of products for the heating, ventilation, air conditioning and refrigeration markets. The company's products are sold under brand names that include Lennox, Armstrong Air, Bohn, Larkin, Heatcraft and others. The company's furnaces, heat pumps, air conditioners, pre-fabricated fireplaces and related products are available in a variety of designs, efficiency levels and price points that provide an extensive line of comfort systems.
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