-11.4%
SEI vs BIIB
+7.7%
-19.2%
-47.6%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | BIIB | Excess | Alpha |
|---|---|---|---|---|
| 1D | +16.3% | -3.8% | +20.1% | +14.5% |
| 7D | +28.8% | -1.6% | +30.5% | +27.6% |
| 30D | +10.4% | +2.2% | +8.2% | +11.5% |
| 3M | -11.4% | +10.3% | -21.7% | -8.8% |
| All | -11.4% | +7.7% | -19.2% | -8.8% |
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 3mo: 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…
3mo analysis · Full analysis span regression · Available span rolling