+3.8%
ISRG vs AMDL
-11.0%
+14.8%
-26.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | AMDL | Excess | Alpha |
|---|---|---|---|---|
| 1D | -2.8% | -34.9% | +32.0% | -3.5% |
| 7D | +4.4% | -52.7% | +57.1% | +2.6% |
| 30D | +15.8% | -65.3% | +81.1% | +12.8% |
| 3M | +24.9% | -40.8% | +65.7% | +24.4% |
| 6M | +3.8% | -12.9% | +16.7% | 0.0% |
| All | +3.8% | -11.0% | +14.8% | 0.0% |
Cumulative growth
Daily Returns
Daily percentage return beside AMDL.
Daily Out/Under-Performance
Portfolio return minus AMDL return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × AMDL 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 AMDL 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