Company / Operating Margin
Amphstar Pharmaceuticals, Inc. Operating Margin History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Operating Margin
19.5%
FY2025
5-year range
16.0% / 30.6%
FY2021-FY2025
Trend
-30.5%
vs FY2024
Sector context
#28 of 136
Health Care
What the data says
Amphstar Pharmaceuticals, Inc.'s operating margin of 19.5% is higher than 79% of companies in the Health Care sector (FY2025). Declined from 30.6% to 19.5% over the past 2 years.
Based on SEC 10-K filings.
19.5% in FY2025 with a 5-year CAGR of +16.4%. Top quartile in the Health Care sector.
Declined from 30.6% to 19.5% over the past 2 years.
Health Care sector context is included.
Operating Margin over time
Growth rates
- 3-Year Change
- -2.0pp
- 5-Year Change
- +16.4pp
- 10-Year Change
- -
Sector benchmark
Top 21% in Health CareTop 21% of 136This company 19.5% Sector average -778.9%
▼
+102.5% above sector average
Key checks
Key Insights
- In FY2025, operating margin decreased 30.5% year-over-year.
- Currently 798.4pp above the Health Care sector average.
- Peak operating margin was recorded in FY2023.
- Lowest operating margin in the period was in FY2018.
Company context
Key Data Points
- Strong profit margin: 21.8%
- High earnings quality (cash-backed earnings)
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Operating MarginValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | 19.5% | -30.5% |
| FY2024 | 28.1% | -8.2% |
| FY2023 | 30.6% | +41.9% |
| FY2022 | 21.5% | +35.0% |
| FY2021 | 16.0% | +409.9% |
| FY2020 | 3.1% | +31400.0% |
| FY2019 | -0.0% | +99.7% |
| FY2018 | -2.9% | -452.8% |
| FY2017 | -0.5% | -108.8% |
| FY2016 | 6.0% | +320.1% |
As of FY2025 · SEC 10-K · Updated Feb 28, 2026