-3.0%
SPY vs AMZN
+2.8%
-5.8%
-5.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | AMZN | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.4% | -0.3% | -0.1% | -0.3% |
| 7D | +2.6% | +2.8% | -0.2% | +1.6% |
| 30D | -2.0% | +5.0% | -6.9% | -3.7% |
| All | -3.0% | +2.8% | -5.8% | -4.2% |
Cumulative growth
Daily Returns
Daily percentage return beside AMZN.
Daily Out/Under-Performance
Portfolio return minus AMZN return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × AMZN 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 1mo: compounded portfolio wealth divided by compounded AMZN 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…
1mo analysis · Full analysis span regression · Available span rolling