10-day:
49.27%1-month:
37.42%3-month:
35.63%1-year:
40.68%Summary
- As of today (July 27, 2025), AMPH stock 10-day historical volatility is 49.27%, with the most recent change of -1.89% (-3.69%) on July 25, 2025.
Performance
AMPH Volatility Chart
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Range
AMPH Volatility Trends
| PeriodPeriod | 10-day volatility10-day volatility | 1-month volatility1-month volatility | 3-month volatility3-month volatility | 1-year volatility1-year volatility |
|---|---|---|---|---|
| todaytoday | -3.7% | -5.7% | 0.0% | -0.0% |
| 1 m1 month | +58.7% | - | - | - |
| 3 m3 months | +47.0% | - | - | - |
| 6 m6 months | +21.1% | - | - | - |
| ytdytd | +131.6% | - | - | - |
| 1 y1 year | +123.8% | - | - | - |
| 5 y5 years | +39.7% | - | - | - |
AMPH Volatility Highs & Lows
| PeriodPeriod | HighHigh | Current vs highvs high | LowLow | Current vs lowvs low | |
|---|---|---|---|---|---|
| 1 m | 1-month | 51.41% | -4.2% | 17.00% | +189.8% |
| 3 m | 3-month | 51.41% | -4.2% | 17.00% | +189.8% |
| 6 m | 6-month | 67.65% | -27.2% | 11.16% | +341.5% |
| 1 y | 1-year | 84.04% | -41.4% | 11.16% | +341.5% |
| 3 y | 3-year | 89.00% | -44.6% | 8.88% | +454.8% |
| 5 y | 5-year | 137.49% | -64.2% | 8.88% | +454.8% |
| alltime | all time | 151.36% | -67.4% | 6.48% | +660.3% |
AMPH Volatility History
| Date | Value |
|---|---|
| 2025 | 49.27%(+131.6%) |
| 2024 | 21.27%(-45.5%) |
| 2023 | 39.04%(+132.5%) |
| 2022 | 16.79%(+22.9%) |
| 2021 | 13.66%(-54.0%) |
| 2020 | 29.68%(+55.5%) |
| Date | Value |
|---|---|
| 2019 | 19.09%(-53.5%) |
| 2018 | 41.02%(+60.5%) |
| 2017 | 25.55%(-51.7%) |
| 2016 | 52.90%(+325.6%) |
| 2015 | 12.43%(-67.4%) |
| 2014 | 38.15% |
FAQ
- What is Amphastar Pharmaceuticals, Inc. 10-day historical volatility?
- What is the all time high 10-day volatility for Amphastar Pharmaceuticals, Inc.?
- What is AMPH 10-day historical volatility year-to-date change?
- What is Amphastar Pharmaceuticals, Inc. 10-day volatility year-on-year change?
What is Amphastar Pharmaceuticals, Inc. 10-day historical volatility?
The current 10-day volatility of AMPH is 49.27%
What is the all time high 10-day volatility for Amphastar Pharmaceuticals, Inc.?
Amphastar Pharmaceuticals, Inc. all-time high 10-day historical volatility is 151.36%
What is AMPH 10-day historical volatility year-to-date change?
Amphastar Pharmaceuticals, Inc. 10-day historical volatility has changed by +28.00% (+131.64%) since the beginning of the year
What is Amphastar Pharmaceuticals, Inc. 10-day volatility year-on-year change?
Over the past year, AMPH 10-day historical volatility has changed by +27.25% (+123.75%)