-12.7%
CMCSA vs SONY
-10.8%
-1.9%
-30.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1y.
| Period | Portfolio | SONY | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.6% | -1.6% | +1.0% | -0.3% |
| 7D | -2.1% | -1.2% | -0.9% | -1.9% |
| 30D | +7.0% | +9.4% | -2.4% | +5.2% |
| 3M | +15.1% | +10.5% | +4.6% | +12.5% |
| 6M | -15.4% | +11.7% | -27.0% | -17.2% |
| YTD | -1.9% | -4.1% | +2.2% | -1.9% |
| 1Y | -12.7% | -11.8% | -0.9% | -11.2% |
| All | -12.7% | -10.8% | -1.9% | -11.2% |
Cumulative growth
Daily Returns
Daily percentage return beside SONY.
Daily Out/Under-Performance
Portfolio return minus SONY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × SONY 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 1y: compounded portfolio wealth divided by compounded SONY 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…
1y analysis · Full analysis span regression · 6 months rolling