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

The median, or middle weekly reading, is 47.9× 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.

TransDigm Group (TDG) P/E ratio history

Historically low

As of Oct 22, 2026

TDG's P/E of 34.2x is lower than 98% 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.

TDG year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	42.3×	8%
Dec 30, 2024	49.8×	51%
Dec 25, 2023	45.9×	50%
Dec 26, 2022	46.9×	68%
Dec 27, 2021	61.3×	80%
Dec 28, 2020	69.1×	100%
Dec 30, 2019	41.8×	98%
Dec 31, 2018	21.1×	2%
Dec 25, 2017	34.7×	95%
Dec 26, 2016	24.0×	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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About this history

What is TDG's current P/E?: TDG's P/E of 34.2x is lower than 98% of its available weekly readings from the last five years.
What is TDG's five-year median P/E?: The median, or middle weekly reading, is 47.9× 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.