-10.8%
BSX vs NYT
-9.6%
-1.2%
-17.1%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | NYT | Excess | Alpha |
|---|---|---|---|---|
| 1D | -4.1% | 0.0% | -4.1% | -4.1% |
| 7D | -8.2% | -0.7% | -7.5% | -8.1% |
| 30D | -15.8% | +4.5% | -20.3% | -16.9% |
| 3M | -10.8% | -8.5% | -2.3% | -9.3% |
| All | -10.8% | -9.6% | -1.2% | -9.3% |
Cumulative growth
Daily Returns
Daily percentage return beside NYT.
Daily Out/Under-Performance
Portfolio return minus NYT return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × NYT 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 NYT 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