-9.6%
SYK vs EBAY
+1.0%
-10.6%
-23.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | EBAY | Excess | Alpha |
|---|---|---|---|---|
| 1D | +2.1% | +2.6% | -0.5% | +2.1% |
| 7D | -9.1% | +4.2% | -13.3% | -9.1% |
| 30D | -20.6% | +5.6% | -26.3% | -20.5% |
| 3M | -9.6% | -1.4% | -8.2% | -10.1% |
| All | -9.6% | +1.0% | -10.6% | -10.1% |
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 3mo: 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…
3mo analysis · Full analysis span regression · Available span rolling