-13.0%
CMCSA vs BDX
+10.0%
-23.0%
-29.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | BDX | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.6% | -3.1% | +2.4% | +0.8% |
| 7D | +0.1% | -4.3% | +4.4% | +2.1% |
| 30D | +3.8% | +1.3% | +2.6% | +3.2% |
| 3M | +12.3% | +20.2% | -7.9% | +4.1% |
| All | -13.0% | +10.0% | -23.0% | -14.0% |
Cumulative growth
Daily Returns
Daily percentage return beside BDX.
Daily Out/Under-Performance
Portfolio return minus BDX return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × BDX 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 BDX 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