-21.6%
IBM vs ISRG
-11.4%
-10.2%
-32.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | ISRG | Excess | Alpha |
|---|---|---|---|---|
| 1D | +0.1% | -0.8% | +0.9% | +0.5% |
| 7D | -0.3% | -1.6% | +1.3% | +0.6% |
| 30D | +0.3% | -2.3% | +2.5% | +1.2% |
| 3M | -21.6% | -12.4% | -9.2% | -13.5% |
| All | -21.6% | -11.4% | -10.2% | -13.5% |
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 3mo: 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…
3mo analysis · Full analysis span regression · Available span rolling