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

The median, or middle weekly reading, is 17.9× over the last five years. Available history contains 860 weekly observations from May 3, 2010 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.

Caterpillar (CAT) valuation history

Above its usual range

As of Oct 22, 2026

CAT's P/E of 31.9x is higher than 85% of its available weekly readings from the last five years.

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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.

CAT year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	30.7×	88%
Dec 30, 2024	16.9×	39%
Dec 25, 2023	16.8×	45%
Dec 26, 2022	17.4×	41%
Dec 27, 2021	22.1×	46%
Dec 28, 2020	30.3×	62%
Dec 30, 2019	14.1×	39%
Dec 31, 2018	20.5×	50%
Dec 25, 2017	109.4×	94%
Dec 26, 2016	54.2×	98%

Peers on the same measure

Stock	P/E	5-year rank
ADPAutomatic Data Processing	26.9×	22%
ALLEAllegion	20.8×	54%
AMEAmetek	36.6×	96%
AOSA. O. Smith	16.6×	11%

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Research on CAT

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About this history

What is CAT's current P/E?: CAT's P/E of 31.9x is higher than 85% of its available weekly readings from the last five years.
What is CAT's five-year median P/E?: The median, or middle weekly reading, is 17.9× over the last five years. Available history contains 860 weekly observations from May 3, 2010 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.