Amentum Holdings (AMTM) Operating Margin (2023 - 2026)
Amentum Holdings (AMTM) recorded Operating Margin of 4.93% in fiscal Q3 2026 (quarter ended Jul 3, 2026), up 2.04 percentage points from 2.89% a year earlier and up 0.59 percentage points from the prior quarter.
Amentum Holdings (AMTM) Operating Margin (2023 - 2026) Analysis & Trends
On a TTM basis, Amentum Holdings' Operating Margin came in at 4.22% as of Jul 3, 2026, up 1.28 percentage points year-over-year; for FY2025 (ended Oct 3, 2025), it came in at 3.33%, down 0.13 percentage points from FY2024.
- Annual Operating Margin has a three-year change of +1.76 percentage points (FY2022 to FY2025).
- Across earlier fiscal years, Operating Margin came in at 3.47% in FY2024 (+2.74 pp), 0.72% in FY2023 (-0.85 pp) and 1.58% in FY2022.
- The fiscal Q3 2026 figure is the highest quarterly Operating Margin in data going back to fiscal Q1 2024.
- On a year-over-year basis, Operating Margin has increased for four consecutive quarters, with an average year-over-year change of +0.42 percentage points over the last seven quarters.
- Per Business Quant, the preceding three fiscal quarters came in at 4.34% (Q2 2026), 4.26% (Q1 2026) and 3.44% (Q4 2025).
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Operating Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | General Electric | 310.82 Bn | 264.59 Bn | 4.68 Bn | -46.33% |
| 2 | Rtx | 257.59 Bn | 229.07 Bn | 5.13 Bn | 11.38% |
| 3 | Boeing | 151.25 Bn | 57.94 Bn | 2.41 Bn | 0.64% |
| 4 | Lockheed Martin | 126.44 Bn | 113.17 Bn | 2.45 Bn | 12.36% |
| 5 | General Dynamics | 93.03 Bn | 80.14 Bn | 2.18 Bn | 10.36% |
| 6 | Howmet Aerospace | 82.87 Bn | 78.47 Bn | 951.00 Mn | 27.92% |
| 7 | Motorola Solutions | 76.57 Bn | 72.91 Bn | 1.68 Bn | 25.82% |
| 8 | Northrop Grumman | 76.24 Bn | 65.49 Bn | 2.12 Bn | 10.08% |
| 9 | Honeywell International | 67.23 Bn | 19.36 Bn | 3.65 Bn | 18.37% |
| 10 | Amentum Holdings | 4.81 Bn | 3.24 Bn | 360.00 Mn | 4.93% |
Historic Data
| Date | Value |
|---|---|
| Jul 3, 2026 | 4.93% |
| Apr 3, 2026 | 4.34% |
| Jan 2, 2026 | 4.26% |
| Oct 3, 2025 | 3.44% |
| Jun 27, 2025 | 2.89% |
| Mar 28, 2025 | 3.15% |
| Dec 27, 2024 | 3.86% |
| Sep 27, 2024 | 1.22% |
| Jun 28, 2024 | 4.15% |
| Mar 29, 2024 | 4.34% |
| Dec 29, 2023 | 4.34% |
Amentum Holdings 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=AMTM&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "operating-margin", "ticker": "AMTM", "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=AMTM&period=max&api_key=YOUR_API_KEY");
const data = await res.json();