Amphastar Pharmaceuticals, Inc. (AMPH) stock
AMPHNasdaqPharmaceutical PreparationsFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 12/3030% below fair value
$29.37+0.50 (+1.73%)
Close on Nov 13, 2026Market cap $1.25BP/E 13.3Yield –
Amphastar Pharmaceuticals price to book ratio
The price-to-book ratio is market cap divided by shareholders' equity.
Amphastar Pharmaceuticals's price to book ratio was 1.6× on Jan 30, 2026, against 2.5× a year earlier. Over the last 5 years it ranged from 1.6× to 3.8×, with a median of 2.5×.
Price to Book Ratio at the end of each year
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| 2026 | Jan 30, 2026 | 1.6× | −0.0 |
| 2025 | Dec 31, 2025 | 1.6× | −2.2 |
| 2022 | Apr 29, 2022 | 3.8× | +1.2 |
| 2021 | Dec 31, 2021 | 2.6× | +0.5 |
| 2020 | Dec 31, 2020 | 2.1× | −0.2 |
| 2019 | Dec 31, 2019 | 2.3× | −0.5 |
| 2018 | Dec 31, 2018 | 2.9× | +0.2 |
| 2017 | Dec 29, 2017 | 2.7× | +0.1 |
| 2016 | Dec 30, 2016 | 2.6× | +0.3 |
| 2015 | Dec 31, 2015 | 2.3× | +0.4 |
| 2014 | Dec 31, 2014 | 1.8× | – |
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