What are Westlake's profit margins?

Westlake (WLK) runs a 6.3% gross margin and a -15.7% operating margin, with a -14.9% net margin.

Where do Westlake's ratios come from?

Every ratio is computed from Westlake's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.

Westlake WLK Ratios & Valuation

Income Statement Balance Sheet Cash Flow Ratios Segments

Quarterly Annual TTM

YoY QoQ

Simplified Detailed

	Q1 '26	Q4 '25	Q3 '25	Q2 '25	Q1 '25
Profitability
Gross margin	6.3%-8.0pp	7.3%-8.8pp	9.2%-5.9pp	11.2%-4.6pp	14.3%-1.2pp
Operating margin	-15.7%-20.8pp	-14.1%-21.3pp	-7.3%—	0.9%—	5.2%—
Net margin	-14.9%-18.1pp	-13.5%-18.5pp	-8.3%—	-0.6%—	3.2%—
Returns
Return on equity	-17.3%-21.0pp	-15.6%-21.4pp	-9.5%—	-0.6%—	3.7%—
Return on invested capital	-13.1%-16.1pp	-12.4%-17.1pp	-6.5%—	0.4%—	3%—
Efficiency
Asset turnover	0.5×0.0×	0.5×0.0×	0.6×0.0×	0.6×0.0×	0.6×0.0×
Liquidity
Current ratio	2.2×-0.5×	2.2×-0.6×	2×-0.8×	2.5×-0.1×	2.6×+0.2×
Leverage
Debt-to-equity	0.7×+0.2×	0.7×+0.2×	0.6×+0.1×	0.5×0.0×	0.5×0.0×
Per Share
Book value per share	$66.78-17.7%	$68.55-15.9%	$73.50-10.8%	$80.15-2.0%	$81.13+1.3%
Valuation
Market capitalization	$14.94B+16.3%	$9.48B-35.7%	$9.88B-48.9%	$9.72B-47.7%	$12.85B-34.5%
Price / sales	1.4×+0.3×	0.8×-0.4×	0.9×-0.7×	0.8×-0.7×	1.1×-0.5×
Price / book	1.7×+0.5×	1.1×-0.3×	1×-0.8×	0.9×-0.8×	1.2×-0.7×
Dividend yield	1.8%-0.3pp	2.9%+1.1pp	2.7%+1.4pp	2.8%+1.4pp	2.1%+0.9pp

Chart any of these lines over time, or line them up against competitors.

Compare these in charts →

Ask your AI about Westlake.

Connect your AI assistant and get a quick read on the numbers, right in your chat.

Connect your AI

Claude

Questions, answered.

What are Westlake's profit margins?: Westlake (WLK) runs a 6.3% gross margin and a -15.7% operating margin, with a -14.9% net margin.
Where do Westlake's ratios come from?: Every ratio is computed from Westlake's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.