-18.5%
BKNG vs ISRG
-6.9%
-11.7%
-18.9%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | ISRG | Excess | Alpha |
|---|---|---|---|---|
| 1D | -3.8% | +0.9% | -4.7% | -4.3% |
| 7D | -13.1% | -5.0% | -8.1% | -10.2% |
| 30D | -18.5% | -10.2% | -8.3% | -12.9% |
| All | -18.5% | -6.9% | -11.7% | -12.9% |
Cumulative growth
Daily Returns
Daily percentage return beside ISRG.
Daily Out/Under-Performance
Portfolio return minus ISRG return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × ISRG 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 ISRG 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