Westlake (WLK) EBITDA Margin (2010 - 2026)
Westlake (WLK) posted EBITDA Margin of 19.87% for Q2 2026, up 13.57 percentage points from 6.30% a year earlier and up 15.65 percentage points from the prior quarter.
Powered by 
Analysis
Westlake (WLK) EBITDA Margin (2010 - 2026) Analysis & Trends
For the trailing twelve months through Jun 30, 2026, EBITDA Margin at Westlake was -0.66%, down 11.25 percentage points year-over-year; for FY2025, it was -3.58%, down 19.96 percentage points from FY2024.
- Annual EBITDA Margin shows a five-year change of -19.60 percentage points (FY2020 to FY2025).
- In prior years, Westlake's EBITDA Margin was 16.38% in FY2024 (+1.83 pp), 14.55% in FY2023 (-11.45 pp), 26.00% in FY2022 (-4.91 pp) and 30.91% in FY2021 (+14.89 pp).
- The Q2 2026 figure stands as the highest quarterly EBITDA Margin since Q2 2024.
- On a year-over-year basis, EBITDA Margin increased in two of the last eight quarters, with an average year-over-year change of -6.94 percentage points.
- The strongest year-over-year quarter for EBITDA Margin in the past five years was Q4 2024, with a gain of 21.76 percentage points; the weakest was Q3 2025, with a drop of 31.10 percentage points.
- According to Business Quant data, EBITDA Margin for the three prior quarters was 4.22% (Q1 2026), -14.77% (Q4 2025) and -16.31% (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | EBITDA Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Linde | 235.52 Bn | 217.10 Bn | 4.43 Bn | 37.86% |
| 2 | Corning | 106.56 Bn | 99.13 Bn | 1.63 Bn | 24.17% |
| 3 | Sherwin Williams | 84.13 Bn | 83.17 Bn | 3.34 Bn | 20.93% |
| 4 | Air Products & Chemicals | 68.42 Bn | 63.61 Bn | 1.04 Bn | -54.15% |
| 5 | LyondellBasell Industries | 42.16 Bn | 31.67 Bn | 2.04 Bn | 20.63% |
| 6 | Nutrien | 33.55 Bn | 30.38 Bn | 3.25 Bn | 22.02% |
| 7 | Ppg Industries | 25.13 Bn | 17.78 Bn | 1.81 Bn | 17.71% |
| 8 | International Flavors & Fragrances | 23.78 Bn | 21.44 Bn | 853.00 Mn | 19.24% |
| 9 | Qnity Electronics | 22.91 Bn | 20.05 Bn | 666.00 Mn | 32.54% |
| 10 | Westlake | 8.21 Bn | -1.18 Bn | 652.00 Mn | 19.87% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 19.87% |
| Mar 31, 2026 | 4.22% |
| Dec 31, 2025 | -14.77% |
| Sep 30, 2025 | -16.31% |
| Jun 30, 2025 | 6.30% |
| Mar 31, 2025 | 8.82% |
| Dec 31, 2024 | 12.21% |
| Sep 30, 2024 | 14.79% |
| Jun 30, 2024 | 21.36% |
| Mar 31, 2024 | 16.67% |
| Dec 31, 2023 | -9.55% |
| Sep 30, 2023 | 20.10% |
| Jun 30, 2023 | 20.52% |
| Mar 31, 2023 | 23.93% |
| Dec 31, 2022 | 18.13% |
| Sep 30, 2022 | 19.72% |
| Jun 30, 2022 | 32.10% |
| Mar 31, 2022 | 31.78% |
| Dec 31, 2021 | 31.74% |
| Sep 30, 2021 | 34.83% |
API Access
Westlake EBITDA Margin API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=ebitda-margin&ticker=WLK&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "ebitda-margin", "ticker": "WLK", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=ebitda-margin&ticker=WLK&period=max&api_key=YOUR_API_KEY");
const data = await res.json();