Amphenol (APH) Operating Margin (2009 - 2026)
Amphenol's Operating Margin came in at 29.51% for Q2 2026, up 4.40 percentage points from 25.11% a year earlier and up 5.47 percentage points from the prior quarter.
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Analysis
Amphenol (APH) Operating Margin (2009 - 2026) Analysis & Trends
Over the trailing twelve months to Jun 30, 2026, Amphenol reported Operating Margin of 27.03%, up 4.62 percentage points year-over-year; for FY2025, it was 25.41%, up 4.67 percentage points from FY2024.
- Operating Margin carries a five-year change of +6.36 percentage points (FY2020 to FY2025).
- Going back by year, Operating Margin was 20.74% in FY2024 (+0.35 pp), 20.39% in FY2023 (-0.10 pp), 20.48% in FY2022 (+1.13 pp) and 19.35% in FY2021 (+0.30 pp).
- The Q2 2026 figure represents the highest quarterly Operating Margin in data going back to Q1 2009.
- Year-over-year, Operating Margin has increased for seven consecutive quarters, with an average year-over-year change of +3.26 percentage points over the last eight quarters.
- The fastest year-over-year change in Operating Margin over five years came in Q3 2025 (a gain of 7.19 percentage points), and the weakest in Q2 2024 (a drop of 0.94 percentage points).
- Business Quant data shows APH's Operating Margin at 24.04% (Q1 2026), 26.75% (Q4 2025) and 27.48% (Q3 2025) in the three quarters before Q2 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Operating Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Caterpillar | 376.87 Bn | 348.57 Bn | 7.76 Bn | 20.91% |
| 2 | Amphenol | 208.65 Bn | 203.35 Bn | 3.55 Bn | 29.51% |
| 3 | Deere | 185.97 Bn | 194.73 Bn | 4.66 Bn | 14.72% |
| 4 | Eaton | 167.50 Bn | 164.73 Bn | 2.86 Bn | 16.32% |
| 5 | Parker-Hannifin | 122.25 Bn | 120.39 Bn | 2.25 Bn | 23.86% |
| 6 | Vertiv Holdings | 93.95 Bn | 84.57 Bn | 1.23 Bn | 19.48% |
| 7 | Emerson Electric | 88.90 Bn | 81.65 Bn | 2.66 Bn | 26.92% |
| 8 | 3M | 87.39 Bn | 68.85 Bn | 2.68 Bn | 15.14% |
| 9 | Illinois Tool Works | 78.00 Bn | 74.56 Bn | 1.90 Bn | 26.67% |
| 10 | Cummins | 71.32 Bn | 68.45 Bn | 2.47 Bn | 13.52% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 29.51% |
| Mar 31, 2026 | 24.04% |
| Dec 31, 2025 | 26.75% |
| Sep 30, 2025 | 27.48% |
| Jun 30, 2025 | 25.11% |
| Mar 31, 2025 | 21.30% |
| Dec 31, 2024 | 22.09% |
| Sep 30, 2024 | 20.29% |
| Jun 30, 2024 | 19.36% |
| Mar 31, 2024 | 21.03% |
| Dec 31, 2023 | 20.74% |
| Sep 30, 2023 | 20.56% |
| Jun 30, 2023 | 20.30% |
| Mar 31, 2023 | 19.90% |
| Dec 31, 2022 | 20.56% |
| Sep 30, 2022 | 20.67% |
| Jun 30, 2022 | 20.68% |
| Mar 31, 2022 | 19.98% |
| Dec 31, 2021 | 19.59% |
| Sep 30, 2021 | 20.27% |
API Access
Amphenol 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=APH&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "operating-margin", "ticker": "APH", "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=APH&period=max&api_key=YOUR_API_KEY");
const data = await res.json();