+12.0%
PFE vs ISRG
-2.6%
+14.5%
-2.7%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | ISRG | Excess | Alpha |
|---|---|---|---|---|
| 1D | -1.2% | -0.8% | -0.4% | -1.0% |
| 7D | +1.8% | -1.6% | +3.3% | +2.3% |
| 30D | +10.2% | -2.3% | +12.5% | +11.0% |
| All | +12.0% | -2.6% | +14.5% | +12.1% |
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