-7.6%
AMZN vs GIS
+3.2%
-10.8%
-8.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 2026-08-08 to 2026-09-08.
| Period | Portfolio | GIS | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.6% | -1.6% | +1.0% | -0.2% |
| 7D | +0.8% | -8.3% | +9.1% | +2.9% |
| All | -7.6% | +3.2% | -10.8% | -7.9% |
Cumulative growth
Daily Returns
Daily percentage return beside GIS.
Daily Out/Under-Performance
Portfolio return minus GIS return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × GIS 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 2026-08-08 to 2026-09-08: compounded portfolio wealth divided by compounded GIS 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…
2026-08-08 to 2026-09-08 analysis · Full analysis span regression · Available span rolling