-36.9%
BEC vs SPY
+3.3%
-40.3%
-75.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1y.
| Period | Portfolio | SPY | Excess | Alpha |
|---|---|---|---|---|
| 1D | +18.5% | -0.5% | +19.0% | +23.7% |
| 7D | +63.1% | +0.5% | +62.5% | +52.3% |
| 30D | +46.2% | -0.9% | +47.1% | +60.8% |
| All | -36.9% | +3.3% | -40.3% | -58.9% |
Cumulative growth
Daily Returns
Daily percentage return beside SPY.
Daily Out/Under-Performance
Portfolio return minus SPY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × SPY 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 1y: compounded portfolio wealth divided by compounded SPY 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…
1y analysis · Full analysis span regression · Available span rolling