-19.0%
ISRG vs BBY
+24.8%
-43.8%
-44.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1y.
| Period | Portfolio | BBY | Excess | Alpha |
|---|---|---|---|---|
| 1D | +2.4% | +3.1% | -0.7% | +1.9% |
| 7D | +0.7% | +0.6% | +0.1% | +0.6% |
| 30D | -8.0% | +9.4% | -17.4% | -9.2% |
| 3M | -10.6% | +19.3% | -29.9% | -13.0% |
| 6M | -25.1% | +47.9% | -73.0% | -30.0% |
| YTD | -34.8% | +39.6% | -74.4% | -38.4% |
| 1Y | -19.0% | +22.2% | -41.2% | -21.5% |
| All | -19.0% | +24.8% | -43.8% | -21.5% |
Cumulative growth
Daily Returns
Daily percentage return beside BBY.
Daily Out/Under-Performance
Portfolio return minus BBY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × BBY 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 1y: compounded portfolio wealth divided by compounded BBY 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…
1y analysis · Full analysis span regression · 6 months rolling