-5.0%
EBAY vs AMC
+45.6%
-50.6%
-14.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | AMC | Excess | Alpha |
|---|---|---|---|---|
| 1D | -2.3% | +4.3% | -6.6% | -2.3% |
| 7D | -2.1% | +2.3% | -4.4% | -2.1% |
| 30D | -6.7% | -0.7% | -5.9% | -6.7% |
| 3M | -5.0% | +35.2% | -40.2% | -3.9% |
| All | -5.0% | +45.6% | -50.6% | -3.9% |
Cumulative growth
Daily Returns
Daily percentage return beside AMC.
Daily Out/Under-Performance
Portfolio return minus AMC return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × AMC 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 AMC 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