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

The median, or middle weekly reading, is 16.5× 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.

Northrop Grumman (NOC) P/E ratio history

Within its usual range

As of Oct 22, 2026

NOC's P/E of 17.0x is higher than 52% 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.

NOC year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	21.1×	74%
Dec 30, 2024	28.9×	81%
Dec 25, 2023	15.4×	55%
Dec 26, 2022	15.6×	43%
Dec 27, 2021	13.6×	15%
Dec 28, 2020	20.8×	73%
Dec 30, 2019	21.2×	95%
Dec 31, 2018	12.3×	2%
Dec 25, 2017	19.8×	71%
Dec 26, 2016	19.8×	Short history

Peers on the same measure

Stock	P/E	5-year rank
AVAVAeroVironment	Unavailable	Unranked
AXONAxon Enterprise	167.1×	58%
BABoeing	68.4×	7%
BWXTBWX Technologies	35.0×	57%

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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 NOC

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About this history

What is NOC's current P/E?: NOC's P/E of 17.0x is higher than 52% of its available weekly readings from the last five years.
What is NOC's five-year median P/E?: The median, or middle weekly reading, is 16.5× 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.