Westlake Corporation (WLK) Income Statement
WLK 2025 at a glance
Fiscal year ended December 31, 2025 · U.S. dollarsWLK revenue and net income
Where WLK's revenue goes
2025Each bar shows an amount and its share of revenue. WLK kept −13.5% of revenue as net income.
WLK profit margins
WLK growth rates
to 2025| 1 year | 3 years | 5 years | 10 years | |
|---|---|---|---|---|
| Revenue | −8.0% | −10.9% | +8.3% | +9.6% |
| Gross profit | −85.2% | −58.6% | −22.3% | −13.2% |
| Operating income | −280.3% | — | — | — |
| Net income | −350.5% | — | — | — |
| EPS (diluted) | −115.9% | — | — | — |
1-year change and average annual growth (CAGR) over 3, 5 and 10 fiscal years. "—" when a starting value was zero or negative.
WLK quarterly EPS vs estimates
Westlake beat the analyst EPS estimate in 2 of the last 8 quarters. Next report: October 29, 2026 (estimate $1.27).
WLK income statement
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $11.17B | $12.14B | $12.55B | $15.79B | $11.78B | $7.50B | $8.12B | $8.63B | $8.04B | $5.08B |
| Cost of revenue | $10.88B | $10.19B | $10.33B | $11.72B | $8.28B | $6.48B | $6.86B | $6.65B | $6.28B | $4.09B |
| Gross profit | $289.0M | $1.96B | $2.22B | $4.07B | $3.50B | $1.02B | $1.26B | $1.99B | $1.76B | $983.0M |
| Research & development | — | — | — | — | — | — | — | $0 | $0 | $0 |
| Sales, general & admin | $910.0M | $874.0M | $865.0M | $850.0M | $551.0M | $449.0M | $458.0M | $445.0M | $399.0M | $332.9M |
| Total operating expenses | $1.87B | $1.08B | $1.49B | $1.02B | $695.0M | $594.0M | $604.0M | $579.0M | $536.0M | $400.0M |
| Operating income | −$1.58B | $875.0M | $729.0M | $3.05B | $2.80B | $429.0M | $656.0M | $1.41B | $1.23B | $583.0M |
| Interest income | $100.0M | $153.0M | $78.0M | $153.0M | $176.0M | $142.0M | $124.0M | $126.0M | $159.0M | $8.4M |
| Interest expense | $161.0M | $159.0M | $165.0M | $177.0M | $176.0M | $142.0M | $124.0M | $126.0M | $159.0M | $79.5M |
| Income before taxes | −$1.60B | $938.0M | $700.0M | $2.95B | $2.68B | $331.0M | $570.0M | $1.33B | $1.08B | $558.0M |
| Income taxes | −$164.0M | $291.0M | $178.0M | $649.0M | $607.0M | −$42.0M | $108.0M | $300.0M | −$258.0M | $138.0M |
| Net income | −$1.51B | $602.0M | $479.0M | $2.25B | $2.02B | $330.0M | $421.0M | $996.0M | $1.30B | $399.0M |
| EBITDA | −$258.0M | $2.21B | $1.96B | $4.18B | $3.69B | $1.25B | $1.41B | $2.10B | $1.84B | $1.01B |
| EPS (diluted) | −$0.89 | $5.59 | $8.34 | $17.46 | $15.62 | $2.27 | $3.26 | $7.78 | $5.58 | $3.91 |
| Gross margin | 2.6% | 16.1% | 17.7% | 25.8% | 29.7% | 13.6% | 15.5% | 23.0% | 21.9% | 19.4% |
| Operating margin | −14.1% | 7.2% | 5.8% | 19.3% | 23.8% | 5.7% | 8.1% | 16.3% | 15.2% | 11.5% |
| Net margin | −13.5% | 5.0% | 3.8% | 14.2% | 17.1% | 4.4% | 5.2% | 11.5% | 16.2% | 7.9% |
| Jun '26 | Mar '26 | Dec '25 | Sep '25 | Jun '25 | Mar '25 | Dec '24 | Sep '24 | Jun '24 | Mar '24 | Dec '23 | Sep '23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $3.27B | $2.65B | $2.53B | $2.84B | $2.95B | $2.85B | $2.84B | $3.12B | $3.21B | $2.98B | $2.83B | $3.12B |
| Cost of revenue | $2.62B | $2.57B | $2.97B | $2.60B | $2.69B | $2.61B | $2.52B | $2.62B | $2.54B | $2.51B | $2.63B | $2.53B |
| Gross profit | $652.0M | $82.0M | −$437.0M | $236.0M | $258.0M | $232.0M | $328.0M | $499.0M | $664.0M | $466.0M | $199.0M | $586.0M |
| Sales, general & admin | $253.0M | $236.0M | $234.0M | $228.0M | $221.0M | $227.0M | $226.0M | $215.0M | $224.0M | $209.0M | $224.0M | $206.0M |
| Total operating expenses | $288.0M | $236.0M | $234.0M | $1.00B | $367.0M | $264.0M | $262.0M | $319.0M | $258.0M | $243.0M | $751.0M | $237.0M |
| Operating income | $364.0M | −$154.0M | −$671.0M | −$766.0M | −$109.0M | −$32.0M | $66.0M | $180.0M | $406.0M | $223.0M | −$552.0M | $349.0M |
| Interest income | $29.0M | $28.0M | $24.0M | $22.0M | $25.0M | $29.0M | $35.0M | $39.0M | $39.0M | $40.0M | — | $40.0M |
| Interest expense | $55.0M | $56.0M | $41.0M | $41.0M | $40.0M | $39.0M | $39.0M | $39.0M | $41.0M | $40.0M | $41.0M | $40.0M |
| Income before taxes | $338.0M | −$190.0M | −$663.0M | −$775.0M | −$125.0M | −$34.0M | $96.0M | $185.0M | $424.0M | $233.0M | −$558.0M | $365.0M |
| Income taxes | $67.0M | −$33.0M | −$168.0M | −$3.0M | $6.0M | $1.0M | $77.0M | $65.0M | $101.0M | $48.0M | −$71.0M | $70.0M |
| Net income | $260.0M | −$169.0M | −$544.0M | −$782.0M | −$142.0M | −$40.0M | $7.0M | $108.0M | $313.0M | $174.0M | −$497.0M | $285.0M |
| EBITDA | $621.0M | $38.0M | −$325.0M | −$431.0M | $210.0M | $288.0M | $416.0M | $505.0M | $744.0M | $546.0M | −$235.0M | $682.0M |
| EPS (diluted) | $2.01 | −$0.77 | −$0.25 | −$0.29 | −$0.09 | −$0.26 | $0.41 | $1.41 | $2.40 | $1.37 | $0.72 | $2.20 |
| Gross margin | 19.9% | 3.1% | −17.3% | 8.3% | 8.7% | 8.2% | 11.5% | 16.0% | 20.7% | 15.7% | 7.0% | 18.8% |
| Operating margin | 11.1% | −5.8% | −26.5% | −27.0% | −3.7% | −1.1% | 2.3% | 5.8% | 12.7% | 7.5% | −19.5% | 11.2% |
| Net margin | 7.9% | −6.4% | −21.5% | −27.6% | −4.8% | −1.4% | 0.2% | 3.5% | 9.8% | 5.8% | −17.6% | 9.1% |
Quarterly columns are labeled by the month the quarter ended. Figures in U.S. dollars as reported in WLK's financial statements (latest annual report filed February 26, 2026); data from EODHD. Sales, general & administrative expenses include sales and marketing.
WLK financial results
In fiscal year 2025 (ended December 31, 2025), Westlake reported revenue of $11.2 billion, down 8.0% from the year before. It had a net loss of $1.5 billion, a net profit margin of −13.5%. Diluted earnings per share came to −$0.89. Over five years revenue grew at an average rate of 8.3% a year.
See the WLK stock overview for the latest quote and news, or the WLK chart for price history and technical indicators.
WLK income statement FAQ
What is Westlake's annual revenue?
Westlake reported total revenue of $11.2 billion for fiscal year 2025, which ended on December 31, 2025. That was down 8.0% from $12.1 billion the previous year.
Is Westlake profitable?
No. Westlake reported a net loss of $1.5 billion in fiscal 2025, a net profit margin of −13.5%; its operating margin was −14.1%.
What is Westlake's gross margin?
Westlake's gross margin was 2.6% in fiscal 2025: for every $100 of revenue, Westlake kept $3 after the direct cost of its products and services.
How fast is Westlake growing?
Revenue grew 8.3% a year on average over the last five fiscal years, from $7.5 billion to $11.2 billion.
What are Westlake's earnings per share?
Westlake earned $-0.89 per diluted share in fiscal 2025, compared with $5.59 a year earlier.
When will Westlake report its next earnings?
Westlake is expected to report results for the quarter ending September 30, 2026 on October 29, 2026 before the market opens.
When does Westlake's fiscal year end?
Westlake's fiscal year ends in December. The latest annual report covers the year ended December 31, 2025 and was filed on February 26, 2026.