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Westlake profit margin WLK

Gross, operating and net profit as a share of revenue over the last twelve months, from 2010.

Net margin, 12 months
−10.9%
Operating margin, 12 months
−11.0%
Net margin on a year earlier
−10.4 pts
Peer median
8.7%

Over the twelve months to Jun 30, 2026, Westlake kept −10.9% of its revenue as net profit, with an operating margin of −11.0% and a gross margin of 9.6%.

Five years earlier its net margin was 10.3%.

The median for 10 specialty chemicals stocks of a similar size is 8.7%.

Profit margin over time

GrossOperatingNet

Open the interactive chart, with overlays and comparisons

Fiscal year by fiscal year

Fiscal yearNet marginOperating marginGross margin
FY2025−13.5%−14.1%7.3%
FY20245.0%7.2%16.1%
FY20233.8%5.8%17.7%
FY202214.2%19.3%25.8%
FY202117.1%23.8%29.7%
FY20204.4%5.7%13.6%
FY20195.2%8.1%15.5%
FY201811.5%16.3%23.0%
FY201716.2%15.2%21.9%
FY20167.9%11.4%19.3%
FY201514.5%21.5%26.6%
FY201415.4%25.5%29.8%
FY201316.2%25.4%29.3%
FY201210.8%17.2%20.6%
FY20117.2%12.3%15.4%

Quarter by quarter

QuarterEndedNet margin, 12 monthsChange on a yearOperating margin
Q2 FY26−10.9%−10.4 pts−11.0%
Q1 FY26−14.9%−18.1 pts−15.7%
Q4 FY25−13.5%−18.5 pts−14.1%
Q3 FY25−8.3%−9.1 pts−7.3%
Q2 FY25−0.6%−2.8 pts0.9%
Q1 FY253.2%+1.1 pts5.2%
Q4 FY245.0%+1.1 pts7.2%
Q3 FY240.8%−8.5 pts2.1%
Q2 FY242.3%−7.3 pts3.5%
Q1 FY242.1%−10.4 pts3.4%
Q4 FY233.8%−10.4 pts5.8%
Q3 FY239.3%−7.3 pts12.3%

Against its peers

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

Where Westlake ranks

What the profit margin tells you

Profit as a share of revenue at three levels: gross (after making the product), operating (after running the business) and net (after everything, including tax and interest).

Compare within an industry. 10% is superb for a retailer and poor for a software company.

More on Westlake

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