-12.5%
CMCSA vs JBL
+32.2%
-44.7%
-29.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | JBL | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.6% | +1.5% | -2.1% | -0.5% |
| 7D | -2.1% | +3.0% | -5.1% | -1.9% |
| 30D | +7.0% | -8.3% | +15.3% | +6.3% |
| 3M | +15.1% | -16.9% | +32.0% | +15.4% |
| All | -12.5% | +32.2% | -44.7% | -13.3% |
Cumulative growth
Daily Returns
Daily percentage return beside JBL.
Daily Out/Under-Performance
Portfolio return minus JBL return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × JBL 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 JBL 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