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Lennox International Inc (LII) stock

LIINYSEAir-Cond & Warm Air Heatg Equip & Comm & Indl Refrig EquipFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 28, 2026Score 20/3029% below fair value
$344.08−4.04 (-1.16%)

Close on Oct 30, 2026Market cap $11.89BP/E 15.3Yield 1.47%

Price history

Lennox International share prices for every month, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$344.08
-1.16% on the day
52-week range
$322.00 – $587.27
-41.4% from the high
Change over 52 weeks
-30.6%
From $495.69 on Oct 30, 2025
Average volume
559,677
Shares a day, last 90 sessions
MonthOpenHighLowCloseChangeVolume
Oct 2026$354.14$382.99$322.00$344.08-3.08%14,937,204
Sep 2026$378.45$396.21$350.22$355.02-7.22%10,444,279
Aug 2026$422.12$456.50$381.82$382.64-7.99%10,634,933
Jul 2026$568.06$587.27$411.41$415.88-27.41%11,831,928
Jun 2026$497.03$582.99$489.53$572.95+14.10%8,269,397
May 2026$539.58$551.50$475.22$502.16-6.12%8,249,651
Apr 2026$466.35$551.17$444.88$534.89+15.25%10,720,448
Mar 2026$560.50$566.27$434.06$464.13-18.57%9,837,726
Feb 2026$492.11$575.50$488.15$569.94+15.12%9,987,071
Jan 2026$488.18$539.57$472.00$495.08+1.96%10,106,692
Dec 2025$491.35$525.00$481.60$485.58-2.66%9,002,358
Nov 2025$501.64$501.64$443.19$498.87-1.21%8,317,557
Oct 2025$528.67$568.98$479.40$505.00-4.60%12,278,346
Sep 2025$550.00$582.21$510.23$529.36-5.11%8,362,457
Aug 2025$609.07$616.50$553.13$557.86-8.40%7,411,784
Jul 2025$574.00$689.44$573.62$609.00+6.24%8,629,765
Jun 2025$558.32$573.60$536.15$573.24+1.56%7,253,299
May 2025$553.55$606.07$549.90$564.45+3.24%8,360,862
Apr 2025$557.05$579.70$500.10$546.75-2.51%10,533,061
Mar 2025$600.26$624.99$537.74$560.83-6.69%9,759,957
Feb 2025$575.00$654.02$563.78$601.05+1.46%7,341,253
Jan 2025$614.78$670.46$590.67$592.42-2.77%7,626,293
Dec 2024$670.72$678.24$603.55$609.30-8.67%12,937,563
Nov 2024$605.81$682.50$596.81$667.13+10.71%5,148,087
Oct 2024$603.06$627.46$583.30$602.57-0.28%5,942,839
Sep 2024$589.02$627.09$542.08$604.29+2.39%4,543,893
Aug 2024$584.36$593.86$504.41$590.19+1.15%4,506,484
Jul 2024$538.29$594.65$520.53$583.50+9.07%6,961,591
Jun 2024$504.56$553.48$483.42$534.98+6.44%6,609,436
May 2024$463.86$513.78$445.63$502.60+8.45%6,296,477
Apr 2024$490.87$499.27$449.87$463.42-5.18%6,313,848
Mar 2024$470.12$501.72$457.53$488.76+3.72%4,275,038
Feb 2024$427.86$474.98$412.09$471.21+10.05%5,718,350
Jan 2024$442.46$458.13$422.74$428.16-4.33%6,434,002
Dec 2023$405.65$451.35$405.65$447.52+10.05%4,752,256
Nov 2023$372.52$418.09$372.01$406.66+9.75%6,021,443
Oct 2023$374.13$391.59$334.53$370.54-1.04%8,812,512
Sep 2023$377.96$393.02$362.79$374.44-0.63%6,277,732
Aug 2023$366.63$382.41$343.17$376.81+2.55%5,551,463
Jul 2023$324.79$370.28$314.11$367.44+12.69%5,833,029
Jun 2023$275.58$328.77$273.83$326.07+18.35%6,545,555
May 2023$280.98$294.73$271.51$275.51-2.27%7,075,831
Apr 2023$250.33$284.95$232.00$281.91+12.19%6,884,327
Mar 2023$253.15$264.40$236.51$251.28-1.39%6,792,952
Feb 2023$256.49$278.84$248.43$254.83-2.22%5,105,452
Jan 2023$243.69$268.84$232.44$260.62+8.94%6,938,894
Dec 2022$266.67$273.25$235.82$239.23-8.14%6,223,565
Nov 2022$238.43$275.85$227.37$260.43+11.50%6,426,609
Oct 2022$223.54$240.26$202.97$233.57+4.90%7,990,821
Sep 2022$240.00$263.69$218.12$222.67-7.27%8,269,859
Aug 2022$238.92$271.19$237.00$240.12+0.25%5,850,627
Jul 2022$205.83$240.72$205.83$239.53+15.94%7,111,791
Jun 2022$209.84$214.44$182.85$206.59-1.11%6,837,105
May 2022$213.77$222.95$198.71$208.90-2.01%7,677,240
Apr 2022$259.48$266.14$212.60$213.19-17.32%6,951,791
Mar 2022$271.52$279.31$252.21$257.86-3.40%7,417,809
Feb 2022$284.73$287.32$243.92$266.93-5.88%8,627,984
Jan 2022$323.89$324.04$269.03$283.62-12.56%4,854,862
Dec 2021$311.36$334.78$301.25$324.36+4.96%5,015,618
Nov 2021$300.47$329.30$297.03$309.02+3.25%5,265,686

Seasonality

LII return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average-0.1%2.4%-2.3%0.9%3.0%5.8%2.0%-0.7%-2.9%0.2%6.7%-1.7%
Months up6 of 106 of 105 of 105 of 106 of 108 of 106 of 106 of 102 of 104 of 108 of 92 of 9
20262.0%15.1%-18.3%15.2%-6.1%14.4%-27.4%-8.0%-6.9%-3.1%
2025-2.8%1.5%-6.7%-2.3%3.2%1.8%6.2%-8.4%-4.9%-4.6%-1.2%-2.4%
2024-4.3%10.1%4.0%-5.2%8.5%6.7%9.1%1.1%2.6%-0.3%10.7%-8.5%
20238.9%-2.2%-1.0%12.2%-2.3%18.8%12.7%2.9%-0.6%-1.0%9.7%10.3%
2022-12.6%-5.9%-3.1%-17.3%-2.0%-0.6%15.9%0.7%-7.3%4.9%11.5%-7.7%
20210.6%1.6%11.6%7.6%4.4%0.5%-6.1%1.7%-12.0%1.7%3.3%5.3%
2020-4.5%-2.1%-20.0%2.7%14.5%9.3%15.1%4.5%-2.5%-0.3%6.0%-4.5%
20194.8%7.0%8.1%2.7%-2.7%4.4%-6.7%-1.1%-4.0%1.8%3.4%-4.3%
20184.6%-6.1%0.1%-5.4%5.1%-1.2%8.5%2.6%-1.7%-3.4%7.1%-2.8%
20172.4%5.0%1.9%-1.1%7.1%4.0%-6.9%-3.1%8.3%6.8%9.7%-0.5%