Westlake Corporation

Westlake Corporationverified




Market Cap:


Westlake Corporation manufactures and supplies petrochemicals, polymers, and building products worldwide. It operates through two segments, Performance and Essential Materials; and Housing and Infrastructure Products. The Performance and Essential Materials segment manufactures and markets polyethylene, styrene monomer, ethylene co-products, PVC, VCM, ethylene dichloride chlor-alkali, and chlorinated derivative products. The Housing and Infrastructure Products segment manufactures and sells residential PVC siding; PVC trim and moldings; roofing applications; decorative stone; windows; PVC decking; PVC films for various inflatables, wallcovering, tape, and roofing applications; polymer compos...[Read more]


Chemicals - Specialty

IPO Date


Stock Exchange




The PE Ratio as of May 2024 (TTM) for Westlake Corporation (WLK) is 79.71

According to Westlake Corporation’s latest financial reports and current stock price. The company's current PE Ratio is 79.71. This represents a change of 589.45% compared to the average of 11.56 of the last 4 quarters.

Westlake Corporation (WLK) Historical PE Ratio (quarterly & annually)

How has WLK PE Ratio performed in the past?

The mean historical PE Ratio of Westlake Corporation over the last ten years is 16.27. The current 79.71 PE Ratio has changed 48.88% with respect to the historical average. Over the past ten years (40 quarters), WLK's PE Ratio was at its highest in in the June 2020 quarter at 122.32. The PE Ratio was at its lowest in in the December 2023 quarter at -9.02.

Quarterly (TTM)









Westlake Corporation (WLK) PE Ratio by Quarter and Year

Discovering the peaks and valleys of Westlake Corporation PE Ratio, unveiling quarterly and yearly fluctuations to gain insights into the company’s financial performance and market dynamics, offering valuable data for investors and analysts alike.

Maximum Annual Increase = 539.47%

Maximum Annual PE Ratio = 37.34

Minimum Annual Increase = -80.48%

Minimum Annual PE Ratio = 5.84

Quarterly (TTM)
YearPE RatioChange

Westlake Corporation (WLK) Average PE Ratio

How has WLK PE Ratio performed in the past?

The current PE Ratio of Westlake Corporation (WLK) is greater than its 3-year, greater than its 5-year, and greater than its 10-year historical averages

3-year avg


5-year avg


10-year avg


Westlake Corporation (WLK) PE Ratio vs. Peers

How is WLK’s PE Ratio compared to its peers?

Westlake Corporation’s PE Ratio is greater than Sensient Technologies Corporation (35.28), greater than Innospec Inc. (21.88), greater than Minerals Technologies Inc. (28.86), greater than Oil-Dri Corporation of America (11.93), greater than H.B. Fuller Company (28.82), greater than Quaker Chemical Corporation (29.44), greater than Cabot Corporation (12.61), greater than Stepan Company (52.95), greater than Axalta Coating Systems Ltd. (31.67), greater than Avient Corporation (39.93),

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