Check historical price trends and seasonality for Amphstar Pharmaceuticals, Inc. (AMPH).
Amphstar Pharmaceuticals, Inc. (AMPH) average YTD return over the past 10 years is +12.75%.
Over the past 10 years, the return for the specified period (Jan 16 for 60 days) is -15.62%.
1 wins 4 losses with a win rate of 20.00%.
| Year | Start Date | Start Price | End Date | End Price | Return | Rate (%) |
|---|---|---|---|---|---|---|
| 2025 | 2025-01-16 | 35.6600 | 2025-03-16 | 26.6600 | -9.0000 | -25.24 |
| 2024 | 2024-01-16 | 55.5000 | 2024-03-15 | 43.0500 | -12.4500 | -22.43 |
| 2020 | 2020-01-16 | 20.0800 | 2020-03-15 | 14.1900 | -5.8900 | -29.33 |
| 2019 | 2019-01-16 | 21.7800 | 2019-03-16 | 20.2300 | -1.5500 | -7.12 |
| 2018 | 2018-01-16 | 18.7800 | 2018-03-16 | 19.9100 | 1.1300 | 6.02 |
| Avg | 30.3600 | 24.8080 | -5.55 | -15.62 |
| Day \ Month | Jan Total -4.30% | Feb Total -1.31% | Mar Total +2.07% | Apr Total -0.19% | May Total +6.94% | Jun Total +4.75% | Jul Total +1.33% | Aug Total +4.60% | Sep Total -4.15% | Oct Total +0.07% | Nov Total +5.82% | Dec Total -0.56% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 Avg +0.32% | 0.00% | +1.12% | -0.14% | +0.44% | +0.45% | +0.91% | +0.24% | -0.69% | -0.07% | +0.34% | +1.08% | +0.12% |
| 2 Avg -0.04% | -0.21% | -0.36% | +0.79% | -0.20% | +0.39% | +0.27% | -0.27% | -0.30% | -0.29% | -0.49% | +0.17% | +0.01% |
| 3 Avg -0.15% | -0.80% | -0.31% | -0.71% | -0.33% | -0.61% | -0.27% | +0.43% | +0.62% | -1.29% | +0.38% | +0.03% | +1.05% |
| 4 Avg +0.25% | +0.74% | -0.03% | +0.20% | +0.60% | +0.72% | +0.78% | 0.00% | -0.24% | -0.10% | +0.35% | +0.34% | -0.37% |
| 5 Avg -0.28% | -0.41% | -0.42% | -0.03% | -0.65% | -0.33% | -0.09% | -0.10% | -0.77% | -1.07% | +0.76% | +0.45% | -0.66% |
| 6 Avg -0.14% | -0.30% | +0.26% | -1.08% | +1.39% | -0.55% | +0.21% | +0.27% | -0.71% | +0.16% | +0.05% | -1.35% | +0.02% |
| 7 Avg +0.20% | +0.52% | +0.38% | +1.47% | -0.27% | +0.58% | +1.43% | -0.22% | +0.37% | -0.35% | +0.24% | -1.17% | -0.53% |
| 8 Avg +0.21% | -0.59% | +0.67% | -0.42% | +0.10% | +0.80% | -0.43% | -0.47% | +3.56% | -0.49% | +0.24% | -0.48% | +0.01% |
| 9 Avg +0.03% | -0.32% | +0.59% | +0.14% | +0.76% | -0.31% | -1.58% | -0.40% | -1.83% | -0.96% | -0.23% | +4.83% | -0.30% |
| 10 Avg -0.01% | -0.16% | +0.31% | +0.54% | -0.51% | +0.86% | -0.07% | -0.18% | -1.18% | -0.48% | -0.92% | +1.38% | +0.26% |
| 11 Avg +0.08% | -1.18% | +0.56% | +0.73% | +0.05% | +0.50% | -0.92% | -0.07% | +1.11% | +0.60% | +0.01% | -0.04% | -0.37% |
| 12 Avg -0.03% | +0.57% | +0.24% | -0.65% | -0.56% | +0.36% | +0.45% | -0.07% | +0.98% | -0.92% | -1.24% | -0.15% | +0.64% |
| 13 Avg -0.12% | +0.15% | -0.17% | -0.89% | +0.85% | -0.10% | -0.44% | -0.38% | +0.50% | +0.21% | +0.08% | -1.21% | -0.05% |
| 14 Avg -0.06% | +0.24% | -0.30% | -0.92% | +0.02% | +0.31% | +0.16% | +0.56% | -0.55% | +0.73% | +0.37% | -0.54% | -0.81% |
| 15 Avg +0.53% | -0.27% | +0.94% | +1.26% | -0.17% | +0.35% | +1.28% | +0.26% | +1.53% | -0.58% | -0.09% | +0.82% | +1.03% |
| 16 Avg +0.03% | +0.18% | -0.81% | -1.59% | -0.33% | +1.73% | +0.80% | +0.05% | +0.15% | +0.35% | +0.87% | +0.01% | -1.00% |
| 17 Avg +0.20% | +0.24% | +0.66% | +0.54% | +0.07% | +0.17% | -0.01% | +0.74% | -0.57% | -0.05% | +0.59% | -0.08% | +0.05% |
| 18 Avg -0.11% | -0.07% | -0.66% | -1.04% | -0.87% | +0.59% | -0.07% | +0.18% | +0.56% | +0.49% | -0.07% | -0.82% | +0.43% |
| 19 Avg +0.17% | -0.91% | +0.46% | +1.07% | +0.52% | +0.07% | +0.73% | -0.28% | +1.20% | -0.39% | -0.93% | +0.05% | +0.44% |
| 20 Avg +0.05% | +0.10% | -0.63% | +0.10% | +0.08% | +0.27% | -0.52% | +0.28% | -0.22% | +1.23% | +0.17% | -0.08% | -0.21% |
| 21 Avg -0.10% | -0.16% | -2.79% | +0.25% | +0.12% | -0.52% | +0.41% | +0.74% | +0.36% | -0.38% | +0.66% | +0.10% | -0.02% |
| 22 Avg +0.19% | +0.53% | +0.02% | -0.09% | +0.40% | +0.41% | +0.73% | -0.21% | +0.75% | -0.95% | -0.10% | +0.38% | +0.43% |
| 23 Avg +0.23% | +0.57% | +1.08% | -0.36% | +0.15% | -0.10% | +0.75% | +0.75% | +0.20% | -0.35% | +0.01% | +0.25% | -0.23% |
| 24 Avg -0.19% | -0.48% | +0.71% | +0.58% | -0.28% | +0.21% | -0.60% | -0.37% | -0.91% | -0.53% | -0.46% | +0.03% | -0.15% |
| 25 Avg -0.02% | +0.23% | -0.21% | 0.00% | -0.44% | +0.27% | -0.27% | +0.32% | -0.48% | -0.11% | -0.28% | +0.68% | 0.00% |
| 26 Avg +0.16% | -0.13% | -0.02% | +1.00% | -0.11% | +0.76% | -0.55% | +0.06% | +0.32% | +0.93% | +0.08% | -1.21% | +0.80% |
| 27 Avg +0.16% | -0.14% | +0.36% | +0.27% | -0.13% | +1.37% | +0.64% | -0.27% | +0.05% | +1.07% | -0.72% | +0.39% | -0.92% |
| 28 Avg -0.29% | +0.17% | -2.95% | 0.00% | -0.58% | -0.87% | +0.50% | -0.08% | +0.02% | +0.43% | -0.01% | +0.16% | -0.27% |
| 29 Avg +0.20% | +0.23% | - | +0.49% | +0.43% | -0.01% | -0.18% | -0.18% | +0.35% | -0.53% | +0.60% | +0.94% | +0.02% |
| 30 Avg +0.03% | -1.00% | - | +0.67% | -0.76% | -0.02% | +0.68% | +0.47% | +0.20% | -0.46% | -0.23% | +0.89% | -0.14% |
| 31 Avg -0.36% | -1.63% | - | -0.10% | - | -0.79% | - | -0.42% | +0.23% | - | +0.05% | - | +0.16% |
| Rank | Stock | Avg Return (%) | Wins | Losses |
|---|
