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

The median, or middle weekly reading, is 43.3× 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.

West Pharmaceutical Services (WST) valuation history

Above its usual range

As of Oct 22, 2026

WST's P/E of 50.4x is higher than 88% 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.

WST year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	41.0×	34%
Dec 30, 2024	49.8×	53%
Dec 25, 2023	47.5×	39%
Dec 26, 2022	28.5×	4%
Dec 27, 2021	58.2×	66%
Dec 28, 2020	92.9×	98%
Dec 30, 2019	49.9×	72%
Dec 31, 2018	47.7×	64%
Dec 25, 2017	39.5×	18%
Dec 26, 2016	45.9×	Short history

Peers on the same measure

Stock	P/E	5-year rank
ALGNAlign Technology	26.4×	10%
COOCooper Companies (The)	20.2×	17%
AAgilent Technologies	35.1×	87%
ABBVAbbVie	80.5×	76%

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Health Care 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 WST

No published research on WST yet. Read how valuation percentiles work.

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About this history

What is WST's current P/E?: WST's P/E of 50.4x is higher than 88% of its available weekly readings from the last five years.
What is WST's five-year median P/E?: The median, or middle weekly reading, is 43.3× 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.