Amphastar Pharmaceuticals, Inc. (AMPH)
Company Info
US03209R1032
03209R103
Jun 25, 2014
Highlights
$1.16B
$3.06
8.01
2.77
$558.19M
$280.64M
$203.23M
$22.64 - $53.96
$38.00
12.29%
4.24
Share Price Chart
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Performance
Performance Chart
The chart shows the growth of an initial investment of $10,000 in Amphastar Pharmaceuticals, Inc., comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.
Returns By Period
Amphastar Pharmaceuticals, Inc. (AMPH) returned -33.61% year-to-date (YTD) and -41.60% over the past 12 months. Over the past 10 years, AMPH returned 5.38% annually, underperforming the S&P 500 benchmark at 10.43%.
AMPH
-33.61%
3.79%
-46.52%
-41.60%
5.60%
5.38%
^GSPC (Benchmark)
-3.70%
13.67%
-5.18%
9.18%
14.14%
10.43%
Monthly Returns
The table below presents the monthly returns of AMPH, with color gradation from worst to best to easily spot seasonal factors. Returns are adjusted for dividends.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | -6.09% | -18.47% | 1.97% | -15.80% | 0.98% | -33.61% | |||||||
| 2024 | -13.73% | -12.72% | -5.71% | -6.06% | 2.62% | -5.50% | 8.80% | 11.99% | -0.43% | 4.12% | -10.57% | -17.84% | -39.97% |
| 2023 | 7.99% | 5.29% | 17.70% | -4.61% | 24.04% | 29.52% | 5.60% | -12.16% | -13.73% | -1.57% | 24.41% | 9.82% | 120.74% |
| 2022 | -0.86% | 20.01% | 29.56% | -1.20% | 4.71% | -6.33% | 7.47% | -20.83% | -5.07% | 9.96% | -4.56% | -4.98% | 20.31% |
| 2021 | -9.60% | -3.58% | 4.51% | -5.02% | 8.74% | 6.55% | 3.92% | -6.16% | -3.31% | -1.74% | 4.71% | 19.07% | 15.81% |
| 2020 | -1.97% | -18.61% | -3.57% | 14.22% | 9.97% | 20.49% | -10.86% | 1.80% | -8.00% | 4.48% | -9.34% | 13.23% | 4.25% |
| 2019 | 14.37% | 9.18% | -17.79% | 5.68% | -10.84% | 9.66% | -4.55% | 11.46% | -11.71% | -2.60% | 1.01% | -1.13% | -3.07% |
| 2018 | -3.12% | -1.50% | 2.12% | 1.81% | -17.23% | -3.42% | 14.35% | 8.77% | 1.37% | -6.70% | 21.00% | -8.38% | 3.43% |
| 2017 | -14.50% | -1.78% | -6.27% | 4.14% | 13.05% | 4.63% | -3.25% | -7.35% | 11.62% | 1.12% | 8.41% | -1.79% | 4.45% |
| 2016 | -15.32% | -12.61% | 13.96% | 2.50% | 27.89% | 2.48% | 0.37% | 17.43% | -0.16% | -4.38% | 11.74% | -9.13% | 29.44% |
| 2015 | 4.48% | 15.42% | 6.86% | -3.34% | 6.09% | 14.60% | -7.51% | -20.85% | -9.17% | 1.28% | 29.65% | -7.30% | 22.57% |
| 2014 | 14.40% | -11.29% | 36.15% | -3.64% | -12.96% | 2.86% | 11.31% | 32.69% |
Risk-Adjusted Performance
Risk-Adjusted Performance Rank
The current rank of AMPH is 7, meaning it’s performing worse than 93% of other stocks on our website when it comes to balancing risk and reward. Below is a breakdown of how it compares using common performance measures.
Risk-Adjusted Performance Indicators
The charts below present risk-adjusted performance metrics for Amphastar Pharmaceuticals, Inc. (AMPH) and compare them to a chosen benchmark (^GSPC). These indicators evaluate an investment's returns against its associated risks.
Dividends
Dividend History
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
Worst Drawdowns
The table below displays the maximum drawdowns of the Amphastar Pharmaceuticals, Inc.. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Amphastar Pharmaceuticals, Inc. was 64.63%, occurring on Apr 16, 2025. The portfolio has not yet recovered.
The current Amphastar Pharmaceuticals, Inc. drawdown is 62.08%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -64.63% | Aug 9, 2023 | 424 | Apr 16, 2025 | — | — | — |
| -49.92% | Mar 4, 2019 | 266 | Mar 20, 2020 | 456 | Jan 10, 2022 | 722 |
| -43.39% | Nov 18, 2016 | 78 | Mar 14, 2017 | 420 | Nov 9, 2018 | 498 |
| -42.11% | Jun 26, 2015 | 170 | Feb 29, 2016 | 115 | Aug 11, 2016 | 285 |
| -35.49% | Apr 14, 2022 | 144 | Nov 8, 2022 | 109 | Apr 18, 2023 | 253 |
Volatility
Volatility Chart
The current Amphastar Pharmaceuticals, Inc. volatility is 13.65%, representing the average percentage change in the investments's value, either up or down over the past month. The chart below shows the rolling one-month volatility.
Financials
Financial Performance
The chart below illustrates the trends in the financial health of Amphastar Pharmaceuticals, Inc. over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.
Earnings Per Share
The chart presents the Earnings Per Share (EPS) performance of Amphastar Pharmaceuticals, Inc., comparing actual results with analytics estimates. In the past quarter, the company did not meet analyst expectations for EPS, resulting in a surprise of -2.0%.
Valuation
The Valuation section provides an overview of how Amphastar Pharmaceuticals, Inc. is priced in the market compared to other companies in the Drug Manufacturers - Specialty & Generic industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.
PE Ratio
The chart displays the Price-to-Earnings (P/E) ratio for AMPH, comparing it with other companies in the Drug Manufacturers - Specialty & Generic industry. Currently, AMPH has a P/E ratio of 8.0. This P/E ratio is considered low compared to industry peers, which may suggest that the stock is undervalued or that the company has weaker growth prospects.
PEG Ratio
The chart shows the Price/Earnings to Growth (PEG) ratio for AMPH compared to other companies in the Drug Manufacturers - Specialty & Generic industry. AMPH currently has a PEG ratio of 2.8. This PEG ratio is close to the industry average, suggesting the stock’s valuation is balanced against its growth outlook.
PS Ratio
This chart shows the Price-to-Sales (P/S) ratio for AMPH relative to other companies in the Drug Manufacturers - Specialty & Generic industry. Currently, AMPH has a P/S ratio of 1.6. This P/S ratio falls within the average range for the industry, suggesting the stock is fairly valued based on its revenue.
PB Ratio
The chart illustrates the Price-to-Book (P/B) ratio for AMPH in comparison with other companies in the Drug Manufacturers - Specialty & Generic industry. Currently, AMPH has a P/B value of 1.6. This P/B ratio is in line with the industry average, suggesting the stock is valued fairly in relation to its book value.
Income Statement
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