-12.4%
ISRG vs WMB
+4.3%
-16.7%
-23.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | WMB | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.8% | +0.1% | -1.0% | -0.8% |
| 7D | -1.6% | +0.6% | -2.2% | -1.5% |
| 30D | -2.3% | +3.3% | -5.5% | -1.5% |
| 3M | -12.4% | +3.1% | -15.6% | -12.0% |
| All | -12.4% | +4.3% | -16.7% | -12.0% |
Cumulative growth
Daily Returns
Daily percentage return beside WMB.
Daily Out/Under-Performance
Portfolio return minus WMB return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × WMB 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 WMB 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