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

The median, or middle weekly reading, is 28.8× over the last five years. Available history contains 794 weekly observations from Aug 8, 2011 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.

KLA (KLAC) valuation history

Above its usual range

As of Oct 22, 2026

KLAC's P/E of 44.6x is higher than 87% 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.

KLAC year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	40.0×	95%
Dec 30, 2024	30.0×	73%
Dec 25, 2023	26.0×	77%
Dec 26, 2022	17.0×	26%
Dec 27, 2021	24.4×	62%
Dec 28, 2020	31.5×	98%
Dec 30, 2019	25.0×	83%
Dec 31, 2018	15.6×	7%
Dec 25, 2017	16.1×	26%
Dec 26, 2016	15.9×	38%

Peers on the same measure

Stock	P/E	5-year rank
AMATApplied Materials	35.3×	86%
LRCXLam Research	45.3×	86%
AAPLApple	39.5×	96%
ACNAccenture	17.7×	12%

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About this history

What is KLAC's current P/E?: KLAC's P/E of 44.6x is higher than 87% of its available weekly readings from the last five years.
What is KLAC's five-year median P/E?: The median, or middle weekly reading, is 28.8× over the last five years. Available history contains 794 weekly observations from Aug 8, 2011 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.