What is PWR's five-year median EV/EBITDA?

The median, or middle weekly reading, is 22.5× over the last five years. Available history contains 859 weekly observations from May 10, 2010 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.

Quanta Services (PWR) valuation history

Above its usual range

As of Oct 22, 2026

PWR's EV/EBITDA of 31.7x is higher than 86% of its available weekly readings from the last five years.

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EV/EBITDA 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.

PWR year-end valuation history
Reading date	EV/EBITDA	5-year rank
Dec 29, 2025	29.2×	97%
Dec 30, 2024	27.7×	98%
Dec 25, 2023	21.6×	95%
Dec 26, 2022	17.3×	82%
Dec 27, 2021	17.2×	96%
Dec 28, 2020	12.9×	91%
Dec 30, 2019	9.5×	49%
Dec 31, 2018	8.3×	11%
Dec 25, 2017	10.5×	68%
Dec 26, 2016	14.2×	99%

Peers on the same measure

Stock	EV/EBITDA	5-year rank
ADPAutomatic Data Processing	17.6×	29%
ALLEAllegion	14.9×	27%
AMEAmetek	24.0×	96%
AOSA. O. Smith	11.4×	19%

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About this history

What is PWR's current EV/EBITDA?: PWR's EV/EBITDA of 31.7x is higher than 86% of its available weekly readings from the last five years.
What is PWR's five-year median EV/EBITDA?: The median, or middle weekly reading, is 22.5× over the last five years. Available history contains 859 weekly observations from May 10, 2010 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.