-2.6%
EBAY vs BB
-12.0%
+9.4%
-6.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | BB | Excess | Alpha |
|---|---|---|---|---|
| 1D | +1.1% | +2.2% | -1.1% | +1.7% |
| 7D | -0.4% | +0.5% | -0.9% | -0.2% |
| All | -2.6% | -12.0% | +9.4% | -4.9% |
Cumulative growth
Daily Returns
Daily percentage return beside BB.
Daily Out/Under-Performance
Portfolio return minus BB return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × BB 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 BB 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