+16.0%
EBAY vs ACI
+9.9%
+6.1%
-6.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | ACI | Excess | Alpha |
|---|---|---|---|---|
| 1D | +0.6% | -0.8% | +1.4% | +0.8% |
| 7D | -0.9% | +2.3% | -3.1% | -1.5% |
| 30D | +3.5% | +1.2% | +2.2% | +2.9% |
| 3M | +16.0% | +6.8% | +9.2% | +13.0% |
| All | +16.0% | +9.9% | +6.1% | +13.0% |
Cumulative growth
Daily Returns
Daily percentage return beside ACI.
Daily Out/Under-Performance
Portfolio return minus ACI return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × ACI 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 ACI 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