| Period | AMPH | S&P 500 | NASDAQ | vs S&P |
|---|---|---|---|---|
| 1D | -0.09% | +0.40% | +0.53% | -0.48% |
| 5D | -1.56% | +1.32% | +1.86% | -2.88% |
| 1M | +10.81% | +0.88% | +4.89% | +9.93% |
| 3M | +26.53% | +3.34% | +6.22% | +23.19% |
| 6M | +24.55% | +14.30% | +24.33% | +10.25% |
| YTD | -3.98% | +13.10% | +22.90% | -17.08% |
| 1Y | -4.41% | +15.05% | +23.99% | -19.46% |
| 3Y | -46.16% | +79.89% | +106.61% | -126.05% |
| 5Y | +32.68% | +77.67% | +109.50% | -44.99% |