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

The median, or middle weekly reading, is 67.5× 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.

Monolithic Power (MPWR) valuation history

Within its usual range

As of Oct 22, 2026

MPWR's P/E of 78.4x is higher than 64% 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.

MPWR year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	26.7×	13%
Dec 30, 2024	69.9×	35%
Dec 25, 2023	68.3×	44%
Dec 26, 2022	43.7×	1%
Dec 27, 2021	110.6×	87%
Dec 28, 2020	111.3×	98%
Dec 30, 2019	77.5×	78%
Dec 31, 2018	56.0×	1%
Dec 25, 2017	69.8×	5%
Dec 26, 2016	74.5×	Short history

Peers on the same measure

Stock	P/E	5-year rank
ADIAnalog Devices	48.2×	43%
AMDAdvanced Micro Devices	142.1×	66%
ARMArm Holdings	231.2×	54%
FSLRFirst Solar	10.8×	3%

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About this history

What is MPWR's current P/E?: MPWR's P/E of 78.4x is higher than 64% of its available weekly readings from the last five years.
What is MPWR's five-year median P/E?: The median, or middle weekly reading, is 67.5× 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.