-0.4%
ISRG vs DXCM
+0.9%
-1.3%
-8.6%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | DXCM | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.8% | -2.0% | +1.2% | -0.2% |
| 7D | -1.6% | -3.2% | +1.6% | -0.5% |
| 30D | -2.3% | +6.3% | -8.6% | -4.3% |
| All | -0.4% | +0.9% | -1.3% | -0.9% |
Cumulative growth
Daily Returns
Daily percentage return beside DXCM.
Daily Out/Under-Performance
Portfolio return minus DXCM return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × DXCM 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 DXCM 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