-4.6%
SPCX vs EBAY
-4.8%
+0.1%
-48.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | EBAY | Excess | Alpha |
|---|---|---|---|---|
| 1D | +3.7% | +1.1% | +2.6% | +3.6% |
| 7D | +7.9% | -0.4% | +8.3% | +7.9% |
| 30D | +15.3% | -6.3% | +21.6% | +19.7% |
| All | -4.6% | -4.8% | +0.1% | -8.8% |
Cumulative growth
Daily Returns
Daily percentage return beside EBAY.
Daily Out/Under-Performance
Portfolio return minus EBAY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × EBAY 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 EBAY 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 · Available span rolling