+6.6%
EWT vs BIIB
+4.2%
+2.4%
-4.1%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | BIIB | Excess | Alpha |
|---|---|---|---|---|
| 1D | -2.5% | +2.2% | -4.8% | -2.4% |
| 7D | -1.1% | -4.0% | +2.9% | -0.8% |
| 30D | +4.8% | +5.7% | -0.9% | +4.8% |
| All | +6.6% | +4.2% | +2.4% | +6.7% |
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 1mo: 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…
1mo analysis · Full analysis span regression · Available span rolling