Lennox International (LII) Stock Chart & Stock Price History $617.77 +0.39 (+0.06%) Closing price 07/11/2025 03:58 PM EasternExtended Trading$617.16 -0.61 (-0.10%) As of 07/11/2025 05:08 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Lennox International Stock Price Performance The Lennox International (LII) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 10.87%, with a year-to-date return of 1.39%. In the past month, the stock has increased 15.09%, reflecting recent market activity. As of the latest close, Lennox International traded at $617.77 with a market cap of $21.92 billion and volume of 250,138 shares. Five years ago, the stock traded at $231.79, representing a 166.52% increase over that period. At the time, it had a market cap of $9.13 billion and a volume of 394,797 shares. Receive LII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Lennox International and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+3.82%1 Month Performance+15.09%3 Month Performance+11.68%Year-To-Date Performance+1.39%1 Year Performance+10.87%5 Year Performance+166.52% LII Stock Chart for Sunday, July, 13, 2025 LII Chart by TradingView Lennox International Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization07/11/2025$617.82$617.77-0.01%$620.11$609.75250,138 shs$21.92 billion07/10/2025$602.99$617.82+2.46%$624.10$596.97386,452 shs$21.93 billion07/09/2025$595.04$602.99+1.34%$603.50$592.06245,495 shs$21.40 billion07/08/2025$590.33$595.04+0.80%$599.00$590.33351,569 shs$21.12 billion07/07/2025$604.22$590.33-2.30%$602.69$588.69377,974 shs$20.95 billion07/04/2025$604.22$604.22$606.45$599.18155,641 shs$21.44 billion07/03/2025$602.28$604.22+0.32%$606.45$599.18155,641 shs$21.44 billion07/02/2025$598.75$602.28+0.59%$604.16$594.57305,277 shs$21.37 billion07/01/2025$573.24$598.75+4.45%$604.00$573.62529,209 shs$21.25 billion06/30/2025$567.05$573.24+1.09%$573.60$562.33369,016 shs$20.34 billion Get the Latest News and Ratings for LII and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Lennox International and its competitors with MarketBeat's FREE daily newsletter. 06/27/2025$565.81$567.05+0.22%$572.75$555.27484,210 shs$20.12 billion06/26/2025$564.83$565.81+0.17%$567.50$561.03228,644 shs$20.08 billion06/25/2025$569.57$564.83-0.83%$571.80$562.68205,837 shs$20.05 billion06/24/2025$565.37$569.57+0.74%$569.86$562.10317,332 shs$20.21 billion06/23/2025$550.43$565.37+2.71%$565.56$547.91306,850 shs$20.06 billion06/20/2025$547.04$550.43+0.62%$558.25$547.32746,462 shs$19.53 billion06/19/2025$547.04$547.04$555.23$538.10586,856 shs$19.41 billion06/18/2025$537.72$547.04+1.73%$555.23$538.10586,856 shs$19.41 billion06/17/2025$542.90$537.72-0.95%$546.59$536.69351,468 shs$19.08 billion06/16/2025$536.75$542.90+1.15%$546.84$540.03379,734 shs$19.26 billion06/13/2025$549.61$536.75-2.34%$547.18$536.15310,952 shs$19.05 billion06/12/2025$550.92$549.61-0.24%$555.42$548.18344,993 shs$19.50 billion Related Companies Allegion Stock Chart Carrier Global Stock Chart Fortune Brands Innovations Stock Chart Graco Stock Chart ITT Stock Chart Illinois Tool Works Stock Chart Masco Stock Chart Pentair Stock Chart Trane Technologies Stock Chart Watsco Stock Chart Receive LII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Lennox International and its competitors with MarketBeat's FREE daily newsletter. 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