+6.3%
CMCSA vs AXP
-5.5%
+11.7%
-3.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | AXP | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.6% | -1.1% | +0.5% | +0.1% |
| 7D | -2.1% | -2.1% | 0.0% | -0.8% |
| 30D | +7.0% | -6.5% | +13.6% | +11.8% |
| All | +6.3% | -5.5% | +11.7% | +10.5% |
Cumulative growth
Daily Returns
Daily percentage return beside AXP.
Daily Out/Under-Performance
Portfolio return minus AXP return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × AXP 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 AXP 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