+641.7%
AMZN vs BIIB
-20.7%
+662.4%
-56.1%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 10y.
| Period | Portfolio | BIIB | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.3% | +1.2% | -1.5% | -0.5% |
| 7D | +2.8% | +2.0% | +0.8% | +2.5% |
| 30D | +5.0% | +8.8% | -3.9% | +3.3% |
| 3M | +0.6% | +20.3% | -19.7% | -2.7% |
| 6M | -1.3% | +23.9% | -25.2% | -5.5% |
| YTD | +15.5% | +44.0% | -28.5% | +7.1% |
| 1Y | +12.2% | +53.8% | -41.6% | +2.7% |
| 3Y | +87.0% | +13.8% | +73.2% | +78.1% |
| 5Y | +51.3% | -6.3% | +57.6% | +46.8% |
| All | +641.7% | -20.7% | +662.4% | +596.3% |
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 10y: 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…
10y analysis · Full analysis span regression · 6 months rolling