Westinghouse Air Brake Technologies (WAB) Operating Margin (2009 - 2026)
Westinghouse Air Brake Technologies' Operating Margin came in at 18.87% for Q2 2026, up 1.43 percentage points from 17.44% a year earlier and up 1.35 percentage points from the prior quarter.
Westinghouse Air Brake Technologies (WAB) Operating Margin (2009 - 2026) Analysis & Trends
Over the trailing twelve months to Jun 30, 2026, Westinghouse Air Brake Technologies reported Operating Margin of 16.39%, up 0.18 percentage points year-over-year; for FY2025, it came in at 16.06%, up 0.57 percentage points from FY2024.
- Operating Margin has increased in each of the last six years, with a five-year change of +6.20 percentage points (FY2020 to FY2025).
- Going back by year, Operating Margin was 15.49% in FY2024 (+2.41 pp), 13.08% in FY2023 (+0.99 pp), 12.09% in FY2022 (+0.89 pp) and 11.20% in FY2021 (+1.34 pp).
- The Q2 2026 figure represents the highest quarterly Operating Margin in data going back to Q2 2009.
- Year-over-year, Operating Margin increased in six of the last eight quarters, with an average year-over-year change of +0.74 percentage points.
- The fastest year-over-year change in Operating Margin over five years came in Q4 2021 (a gain of 4.75 percentage points), and the weakest in Q4 2022 (a drop of 2.02 percentage points).
- Business Quant data shows WAB's Operating Margin at 17.53% (Q1 2026), 12.01% (Q4 2025) and 17.01% (Q3 2025) in the three quarters before Q2 2026.
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Operating Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Caterpillar | 380.10 Bn | 351.79 Bn | 7.76 Bn | 20.91% |
| 2 | Amphenol | 208.03 Bn | 202.73 Bn | 3.55 Bn | 29.51% |
| 3 | Deere | 183.47 Bn | 192.23 Bn | 4.66 Bn | 14.72% |
| 4 | Eaton | 168.26 Bn | 165.49 Bn | 2.86 Bn | 16.32% |
| 5 | Parker-Hannifin | 122.34 Bn | 120.47 Bn | 2.25 Bn | 23.86% |
| 6 | Vertiv Holdings | 95.63 Bn | 86.25 Bn | 1.23 Bn | 19.48% |
| 7 | Emerson Electric | 87.72 Bn | 80.47 Bn | 2.66 Bn | 26.92% |
| 8 | 3M | 86.87 Bn | 68.33 Bn | 2.68 Bn | 15.14% |
| 9 | Illinois Tool Works | 76.08 Bn | 72.64 Bn | 1.90 Bn | 26.67% |
| 10 | Westinghouse Air Brake Technologies | 49.25 Bn | 46.76 Bn | 1.16 Bn | 18.87% |
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 18.87% |
| Mar 31, 2026 | 17.53% |
| Dec 31, 2025 | 12.01% |
| Sep 30, 2025 | 17.01% |
| Jun 30, 2025 | 17.44% |
| Mar 31, 2025 | 18.16% |
| Dec 31, 2024 | 12.93% |
| Sep 30, 2024 | 16.26% |
| Jun 30, 2024 | 16.26% |
| Mar 31, 2024 | 16.50% |
| Dec 31, 2023 | 12.19% |
| Sep 30, 2023 | 14.51% |
| Jun 30, 2023 | 12.96% |
| Mar 31, 2023 | 12.58% |
| Dec 31, 2022 | 10.71% |
| Sep 30, 2022 | 12.54% |
| Jun 30, 2022 | 12.89% |
| Mar 31, 2022 | 12.40% |
| Dec 31, 2021 | 12.74% |
| Sep 30, 2021 | 11.38% |
Westinghouse Air Brake Technologies Operating 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=operating-margin&ticker=WAB&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "operating-margin", "ticker": "WAB", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=operating-margin&ticker=WAB&period=max&api_key=YOUR_API_KEY");
const data = await res.json();