+14.1%
VRTX vs BROS
-28.8%
+42.9%
-4.5%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | BROS | Excess | Alpha |
|---|---|---|---|---|
| 1D | -2.1% | +0.7% | -2.9% | -2.1% |
| 7D | +0.8% | -6.7% | +7.5% | +0.8% |
| 30D | +12.6% | -29.1% | +41.7% | +12.6% |
| All | +14.1% | -28.8% | +42.9% | +14.1% |
Cumulative growth
Daily Returns
Daily percentage return beside BROS.
Daily Out/Under-Performance
Portfolio return minus BROS return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × BROS 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 BROS 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