-2.3%
SYY vs BIIB
+14.6%
-16.9%
-18.9%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | BIIB | Excess | Alpha |
|---|---|---|---|---|
| 1D | +2.2% | -0.8% | +3.0% | +2.2% |
| 7D | -0.2% | -5.4% | +5.1% | 0.0% |
| 30D | -2.7% | +1.7% | -4.5% | -2.8% |
| 3M | +5.9% | +5.8% | 0.0% | +5.8% |
| 6M | -2.3% | +11.9% | -14.3% | -4.4% |
| All | -2.3% | +14.6% | -16.9% | -4.4% |
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 6mo: 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…
6mo analysis · Full analysis span regression · 6 months rolling