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$359.23+0.04%
as of market close, Sep 18, 2026
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Lennox International Inc. returns by year

Through September 18, 2026

Lennox International Inc. returns by year (2000–2026)#

Lennox International Inc. annual returns by year
YearTotal return
2026YTD
-25.6%
2025
-19.5%
2024
+37.3%
2023
+89.5%
2022
-24.9%
2021
+19.7%
2020
+13.8%
2019
+12.8%
2018
+6.3%
2017
+37.4%
2016
+24.0%
2015
+33.0%
2014
+13.2%
2013
+64.1%
2012
+58.3%
2011
-27.3%
2010
+22.8%
2009
+23.0%
2008
-20.8%
2007
+37.3%
2006
+10.3%
2005
+41.1%
2004
+24.6%
2003
+36.5%
2002
+32.9%
2001
+30.0%
2000
-12.3%
Annualized
+13.3%
2000–2026
Average year
+21.7%
26 full years
Best year
+89.5%
2023
Worst year
-27.3%
2011
Positive years
21/26
81% up

Total return by period#

Annual

Methodology#

Returns are total returns (dividends reinvested), computed from LII's split- and dividend-adjusted closes. The bar chart switches between annual and monthly periods. Annualized return is the compound annual growth rate over the full period. The current year is year-to-date. Past performance does not predict future returns; not investment advice.

FAQ#

What is Lennox International Inc.'s average annual return?
Since 2000, Lennox International Inc. (LII) has returned about 13.3% a year (the compound annual growth rate) and an average calendar-year return of 21.7%.
What were Lennox International Inc.'s best and worst years?
Over 2000–2026, the best year was 2023 (+89.5%) and the worst was 2011 (-27.3%).
How often is Lennox International Inc. up in a year?
21 of the 26 full years since 2000 were positive — about 81% of the time.

More on Lennox International Inc.