-10.9%
BSX vs ZBH
-2.1%
-8.8%
-13.6%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | ZBH | Excess | Alpha |
|---|---|---|---|---|
| 1D | 0.0% | +0.4% | -0.5% | -0.4% |
| 7D | -7.0% | -4.9% | -2.1% | -2.9% |
| 30D | -10.9% | -3.2% | -7.7% | -8.4% |
| All | -10.9% | -2.1% | -8.8% | -8.4% |
Cumulative growth
Daily Returns
Daily percentage return beside ZBH.
Daily Out/Under-Performance
Portfolio return minus ZBH return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × ZBH 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 ZBH 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