Westlake Corporation (WLK) Revenue History
Annual and quarterly revenue from 2014 to 2025
Compound Annual Growth Rate (CAGR)
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WLK Revenue Growth
Revenue Breakdown (FY 2025)
WLK's revenue distribution by segment and geography for fiscal year 2025
By Product/Segment
By Geography
WLK Revenue Analysis (2014–2025)
As of May 6, 2026, Westlake Corporation (WLK) generated trailing twelve-month (TTM) revenue of $10.98 billion, reflecting moderate decline in growth of -6.8% year-over-year. The most recent quarter (Q1 2026) recorded $2.65 billion in revenue, up 4.7% sequentially.
Looking at the longer-term picture, WLK's 5-year compound annual growth rate (CAGR) stands at +8.3%, indicating steady revenue expansion. The company achieved its highest annual revenue of $15.79 billion in 2022.
Revenue diversification analysis shows WLK's business is primarily driven by Performance and Essential Materials (63%), and Housing and Infrastructure Products (37%). With over half of revenue concentrated in Performance and Essential Materials, the company maintains significant focus in this area while developing other growth vectors.
When compared to Basic Materials sector peers including OLN (+3.7% YoY), LYB (-34.8% YoY), and HUN (-4.7% YoY), WLK has underperformed the peer group in terms of revenue growth. Compare WLK vs OLN →
WLK Revenue vs Peers
Revenue metrics vs comparable public companies
| Company | TTM Revenue | YoY Growth | 5Y CAGR | Op. Margin | Compare |
|---|---|---|---|---|---|
| WLKCurrent | $11.0B | -6.8% | +8.3% | -14.1% | |
 OLN | $6.8B | +3.7% | +3.3% | 1.7% | |
 LYB | $30.2B | -34.8% | +1.7% | -1.1% | |
 HUN | $5.7B | -4.7% | -1.1% | -0.7% | |
 EMN | $8.8B | -7.7% | +0.7% | 10.6% | |
 CE | $9.5B | -5.6% | +11.0% | 8.0% |
WLK Historical Revenue Data (2014–2025)
| Year | Revenue | YoY % | Gross Profit | Gross Margin | Op. Income | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | $11.17B | -8.0% | $289.0M | 2.6% | $-1,578,000,000 | -14.1% |
| 2024 | $12.14B | -3.2% | $1.96B | 16.1% | $875.0M | 7.2% |
| 2023 | $12.55B | -20.6% | $2.22B | 17.7% | $729.0M | 5.8% |
| 2022 | $15.79B | +34.1% | $4.07B | 25.8% | $3.05B | 19.3% |
| 2021 | $11.78B | +57.0% | $3.50B | 29.7% | $2.80B | 23.8% |
| 2020 | $7.50B | -7.6% | $1.02B | 13.6% | $429.0M | 5.7% |
| 2019 | $8.12B | -6.0% | $1.26B | 15.5% | $656.0M | 8.1% |
| 2018 | $8.63B | +7.4% | $1.99B | 23.0% | $1.41B | 16.3% |
| 2017 | $8.04B | +58.4% | $1.76B | 21.9% | $1.23B | 15.2% |
| 2016 | $5.08B | +13.7% | $983.0M | 19.4% | $583.0M | 11.5% |
Full WLK Stock Analysis
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Start ComparisonWLK — Frequently Asked Questions
Quick answers to the most common questions about buying WLK stock.
Is WLK's revenue growth accelerating or slowing?
WLK revenue declined -6.8% year-over-year, contrasting with the 5-year CAGR of +8.3%. TTM revenue fell to $11.0B. This reverses the prior growth trend.
What is WLK's long-term revenue growth rate?
Westlake Corporation's 5-year revenue CAGR of +8.3% reflects the variable expansion pattern. Current YoY growth of -6.8% is below this long-term average.
How is WLK's revenue distributed by segment?
WLK reports revenue by product line and geographic region. Annual and quarterly breakdowns from 2014-2025 are available for download. Segment mix reveals concentration and diversification trends.