-85.4%
ZBAO vs SPY
+16.2%
-101.6%
-86.7%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | SPY | Excess | Alpha |
|---|---|---|---|---|
| 1D | -5.7% | -0.4% | -5.3% | -4.9% |
| 7D | -2.9% | +0.1% | -3.0% | -2.9% |
| 30D | -27.2% | +0.1% | -27.2% | -27.1% |
| 3M | -75.2% | +2.0% | -77.2% | -75.9% |
| All | -85.4% | +16.2% | -101.6% | -86.9% |
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 6mo: 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…
6mo analysis · Full analysis span regression · 6 months rolling