What is LII's five-year median P/E?

The median, or middle weekly reading, is 23.1× over the last five years. Available history contains 533 weekly observations from Aug 8, 2016 to Oct 19, 2026.

Does a low historical rank mean a stock is a buy?

No. The rank describes a stock’s own history. Changes in growth, financial risk and the business can change the multiple investors pay. P/E uses earnings and P/S uses revenue from the previous twelve months.

Lennox International (LII) P/E ratio history

Historically low

As of Oct 22, 2026

LII's P/E of 16.3x is lower than 97% of its available weekly readings from the last five years.

Share P/E history

Shared chart range

Preview embed

Chart by stockresearch.app. Reuse with credit under CC BY 4.0.

P/E at year-end

Last weekly reading of each completed year. Rank runs from lowest (0%) to highest (100%) within the five years available on that date.

LII year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	20.5×	26%
Dec 30, 2024	29.1×	66%
Dec 25, 2023	29.5×	79%
Dec 26, 2022	17.7×	8%
Dec 27, 2021	24.9×	16%
Dec 28, 2020	29.5×	78%
Dec 30, 2019	26.1×	15%
Dec 31, 2018	27.7×	50%
Dec 25, 2017	29.5×	84%
Dec 26, 2016	27.1×	Short history

Peers on the same measure

Stock	P/E	5-year rank
ALLEAllegion	20.8×	54%
AOSA. O. Smith	16.6×	11%
BLDRBuilders FirstSource	58.2×	96%
CARRCarrier Global	36.9×	61%

Appears in

Industrials AI Cyber Defense AI Power Defense Tech US Manufacturing Stocks Stocks with Low P/E Ratios and Steady Revenue Growth Stocks Below Their 5-Year Median P/E Stocks Near Their Lowest P/E Ratios in 5 Years

Research on LII

No published research on LII yet. Read how valuation percentiles work.

Loading related research…

About this history

What is LII's current P/E?: LII's P/E of 16.3x is lower than 97% of its available weekly readings from the last five years.
What is LII's five-year median P/E?: The median, or middle weekly reading, is 23.1× over the last five years. Available history contains 533 weekly observations from Aug 8, 2016 to Oct 19, 2026.
Does a low historical rank mean a stock is a buy?: No. The rank describes a stock’s own history. Changes in growth, financial risk and the business can change the multiple investors pay. P/E uses earnings and P/S uses revenue from the previous twelve months.