As of 2026-03-25, the Relative Valuation of Amphastar Pharmaceuticals Inc (AMPH) is 34.43 USD. This relative valuation is based on P/E multiples. With the latest stock price at 19.23 USD, the upside of Amphastar Pharmaceuticals Inc based on Relative Valuation is 79.1%.
The range of the Relative Valuation is 21.40 - 44.11 USD.
| Range | Selected | |
| Trailing P/E multiples | 9.9x - 15.1x | 13.9x |
| Forward P/E multiples | 14.5x - 19.3x | 17.0x |
| Fair Price | 21.40 - 44.11 | 34.43 |
| Upside | 11.3% - 129.4% | 79.1% |
| Date | P/E |
| 2026-03-24 | 8.89 |
| 2026-03-23 | 8.89 |
| 2026-03-20 | 9.02 |
| 2026-03-19 | 9.04 |
| 2026-03-18 | 8.79 |
| 2026-03-17 | 9.02 |
| 2026-03-16 | 8.98 |
| 2026-03-13 | 8.41 |
| 2026-03-12 | 8.41 |
| 2026-03-11 | 8.68 |
| 2026-03-10 | 8.75 |
| 2026-03-09 | 8.88 |
| 2026-03-06 | 8.95 |
| 2026-03-05 | 9.45 |
| 2026-03-04 | 9.23 |
| 2026-03-03 | 9.17 |
| 2026-03-02 | 9.72 |
| 2026-02-27 | 9.36 |
| 2026-02-26 | 12.25 |
| 2026-02-25 | 12.94 |
| 2026-02-24 | 12.80 |
| 2026-02-23 | 12.74 |
| 2026-02-20 | 13.20 |
| 2026-02-19 | 13.20 |
| 2026-02-18 | 13.26 |
| 2026-02-17 | 13.16 |
| 2026-02-13 | 13.18 |
| 2026-02-12 | 12.74 |
| 2026-02-11 | 13.22 |
| 2026-02-10 | 13.21 |
| 2026-02-09 | 13.23 |
| 2026-02-06 | 13.53 |
| 2026-02-05 | 13.24 |
| 2026-02-04 | 13.23 |
| 2026-02-03 | 13.06 |
| 2026-02-02 | 12.91 |
| 2026-01-30 | 12.25 |
| 2026-01-29 | 12.09 |
| 2026-01-28 | 12.08 |
| 2026-01-27 | 12.14 |
| 2026-01-26 | 12.30 |
| 2026-01-23 | 11.99 |
| 2026-01-22 | 12.09 |
| 2026-01-21 | 12.13 |
| 2026-01-20 | 12.00 |
| 2026-01-16 | 12.06 |
| 2026-01-15 | 12.03 |
| 2026-01-14 | 12.84 |
| 2026-01-13 | 13.37 |
| 2026-01-12 | 13.60 |