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

The median, or middle weekly reading, is 18.2× 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.

Leidos (LDOS) valuation history

Historically low

As of Oct 22, 2026

LDOS's P/E of 12.1x is lower than 93% 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.

LDOS year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	17.2×	21%
Dec 30, 2024	16.8×	6%
Dec 25, 2023	104.1×	99%
Dec 26, 2022	21.6×	63%
Dec 27, 2021	16.5×	7%
Dec 28, 2020	24.7×	78%
Dec 30, 2019	21.7×	55%
Dec 31, 2018	16.2×	25%
Dec 25, 2017	31.8×	97%
Dec 26, 2016	13.5×	Short history

Peers on the same measure

Stock	P/E	5-year rank
CPRTCopart	17.8×	2%
CTASCintas	43.4×	64%
ADPAutomatic Data Processing	26.9×	22%
ALLEAllegion	20.8×	54%

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Research on LDOS

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About this history

What is LDOS's current P/E?: LDOS's P/E of 12.1x is lower than 93% of its available weekly readings from the last five years.
What is LDOS's five-year median P/E?: The median, or middle weekly reading, is 18.2× 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.