Westlake Chemical Partners PE ratio WLKP

Share price divided by earnings per share over the last twelve months, since 2016.

Today, Oct 23, 2026: 13.0×
10-year median: 13.7×
Against its 10-year history: 31st; percentile: 0 is its lowest day, 100 its highest
10-year range: 7.6× to 17.5×
Peer median: 19.8×

Westlake Chemical Partners' PE ratio is 13.0× as of Oct 23, 2026: a share price of $21.15 against $1.63 of earnings per share over the last twelve months.

That is below its ten-year median of 13.7×, lower than on 69% of days in the last ten years.

Over that time it ranged from 7.6× in Mar 2020 to 17.5× in May 2017.

The median for 7 specialty chemicals stocks of a similar size is 19.8×.

PE ratio over time

Open the interactive chart, with overlays and comparisons

Year by year

Year	End of year	Low	High
2026 so far	13.0×	12.8×	16.7×
2025	13.3×	12.7×	15.6×
2024	13.3×	12.9×	15.2×
2023	13.4×	10.7×	14.1×
2022	10.7×	9.6×	14.2×
2021	13.9×	11.1×	15.0×
2020	12.3×	7.6×	15.1×
2019	15.7×	13.1×	15.7×
2018	14.3×	12.8×	15.9×
2017	15.4×	13.2×	17.5×
2016	14.2×	11.8×	15.2×

Against its peers

Companies in Chemicals - Specialty nearest Westlake Chemical Partners' size, closest first, today.

Company	PE ratio
WLKPWestlake Chemical Partners	13.0×
LXULSB Industries	19.8×
GPREGreen Plains	8.8×
LXFRLuxfer	59.6×
REXREX AMERICAN RESOURCES	10.9×
ALTOAlto Ingredients	5.4×
SXTSensient Technologies	35.8×
AXTAAxalta Coating Systems	21.1×
Peer median	19.8×

Where Westlake Chemical Partners ranks

What the PE ratio tells you

Share price divided by earnings per share over the last twelve months. It is the price tag on a dollar of profit: 20× means you pay $20 for $1 of yearly earnings.

Blank while earnings are negative. A very low PE can mean the market expects profits to fall, so read it with growth and the company's own history.

More on Westlake Chemical Partners

Valuation data, not investment advice. Prices as of Oct 23, 2026. Reported figures come from the company's filings with the SEC.