-26.8%
ISRG vs SPYG
+18.4%
-45.2%
-33.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | SPYG | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.8% | -0.1% | -0.7% | -0.8% |
| 7D | -1.6% | +0.4% | -2.0% | -1.7% |
| 30D | -2.3% | -0.4% | -1.8% | -2.1% |
| 3M | -12.4% | +0.5% | -13.0% | -12.8% |
| 6M | -26.8% | +17.5% | -44.3% | -35.1% |
| All | -26.8% | +18.4% | -45.2% | -35.1% |
Cumulative growth
Daily Returns
Daily percentage return beside SPYG.
Daily Out/Under-Performance
Portfolio return minus SPYG return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × SPYG 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 6mo: compounded portfolio wealth divided by compounded SPYG 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…
6mo analysis · Full analysis span regression · 6 months rolling