-5.0%
CMCSA vs WMB
-12.8%
+7.8%
-22.9%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | WMB | Excess | Alpha |
|---|---|---|---|---|
| 1D | -2.2% | -0.3% | -2.0% | -2.3% |
| 7D | +5.0% | -13.8% | +18.9% | +0.9% |
| 30D | +16.5% | -10.3% | +26.8% | +12.8% |
| 3M | -1.6% | -10.1% | +8.5% | -4.3% |
| 6M | -5.0% | -11.8% | +6.8% | -9.3% |
| All | -5.0% | -12.8% | +7.8% | -9.3% |
Cumulative growth
Daily Returns
Daily percentage return beside WMB.
Daily Out/Under-Performance
Portfolio return minus WMB return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × WMB 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 WMB 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