-13.6%
SKDD vs BIIB
+27.0%
-40.7%
-70.5%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1y.
| Period | Portfolio | BIIB | Excess | Alpha |
|---|---|---|---|---|
| 1D | +10.4% | +2.2% | +8.1% | +6.7% |
| 7D | +28.7% | +4.3% | +24.4% | +20.7% |
| 30D | +54.1% | +13.8% | +40.2% | +35.7% |
| 3M | -22.7% | +22.1% | -44.8% | -35.6% |
| All | -13.6% | +27.0% | -40.7% | -36.1% |
Cumulative growth
Daily Returns
Daily percentage return beside BIIB.
Daily Out/Under-Performance
Portfolio return minus BIIB return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × BIIB 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 1y: compounded portfolio wealth divided by compounded BIIB 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…
1y analysis · Full analysis span regression · Available span rolling