Market cap
$752.500 M
$21.35 -0.14%
Close of 23 Sept 2026
Revenue
$1.17B
#1450 by revenue
Earnings
$48.7M
#1583 by earnings
Shares outstanding
35,245,879
Latest filing cover page
P/E ratio
15.5
Cap ÷ net income
Major Chemicals, ranked by market cap
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Share counts and financials for Westlake Chemical Partners are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 24 Sept 2026. Read the methodology.