Amphastar Pharmaceuticals, Inc.AMPHNASDAQ
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R&D Expenses Over TimeExpanding
Percentile Rank100
3Y CAGR+4.7%
5Y CAGR+5.0%
Studio
Year-over-Year Change

Research and development spending

3Y CAGR
+4.7%/yr
vs +6.8%/yr prior
5Y CAGR
+5.0%/yr
Consistent
Acceleration
-2.0pp
Decelerating
Percentile
P100
Near historical high
vs 5Y Ago
1.3x
Solid growth
Streak
2 yr
Consecutive growthExpanding
PeriodValueYoY Change
2025$85.84M+16.1%
2024$73.91M+0.2%
2023$73.74M-1.4%
2022$74.77M+22.7%
2021$60.93M-9.4%
2020$67.23M-2.4%
2019$68.85M+19.6%
2018$57.56M+32.6%
2017$43.41M+5.4%
2016$41.20M-