-97.3%
ZBAO vs SPY
-2.4%
-94.9%
-98.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | SPY | Excess | Alpha |
|---|---|---|---|---|
| 1D | +32.2% | -0.4% | +32.6% | +33.4% |
| 7D | +21.3% | +2.6% | +18.7% | +12.2% |
| 30D | -72.6% | -2.0% | -70.7% | -69.6% |
| 3M | -97.3% | -2.8% | -94.6% | -96.6% |
| All | -97.3% | -2.4% | -94.9% | -96.6% |
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 3mo: 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…
3mo analysis · Full analysis span regression · Available span rolling