+15,073.8%
CPRT vs AMKR
+342.0%
+14,731.8%
-72.5%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1990-01-01 to 2026-09-08.
| Period | Portfolio | AMKR | Excess | Alpha |
|---|---|---|---|---|
| 1D | -3.3% | +6.2% | -9.5% | -4.2% |
| 7D | +0.4% | +11.1% | -10.7% | -1.1% |
| 30D | +9.9% | -8.1% | +18.0% | +10.7% |
| 3M | +5.6% | -25.6% | +31.2% | +7.3% |
| 6M | -13.6% | +22.5% | -36.1% | -19.3% |
| YTD | -16.7% | +29.1% | -45.8% | -23.4% |
| 1Y | -33.1% | +105.7% | -138.8% | -43.2% |
| 3Y | -27.1% | +133.2% | -160.3% | -40.9% |
| 5Y | -9.9% | +98.5% | -108.4% | -26.6% |
| 10Y | +415.3% | +490.6% | -75.3% | +237.2% |
| All | +15,073.8% | +342.0% | +14,731.8% | +7,326.5% |
Cumulative growth
Daily Returns
Daily percentage return beside AMKR.
Daily Out/Under-Performance
Portfolio return minus AMKR return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × AMKR return. Early observations use the first valid beta; later observations use the trailing beta estimated for each date.
Cumulative Out/Under-Performance
Relative wealth over 1990-01-01 to 2026-09-08: compounded portfolio wealth divided by compounded AMKR wealth, less one. Both series rebase at the selected span's start.
Cumulative Alpha
Compounded beta-adjusted residual returns apply the first valid beta to early observations, then the trailing beta ending on each date.
Updating return analytics…
1990-01-01 to 2026-09-08 analysis · Full analysis span regression · 6 months rolling