-39.2%
STX vs CMCSA
-1.1%
-38.2%
-57.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | CMCSA | Excess | Alpha |
|---|---|---|---|---|
| 1D | +9.8% | +0.5% | +9.3% | +10.2% |
| 7D | -14.8% | +2.7% | -17.4% | -12.5% |
| 30D | -35.4% | +18.6% | -54.0% | -25.7% |
| 3M | -37.7% | -1.8% | -35.8% | -36.1% |
| All | -39.2% | -1.1% | -38.2% | -33.0% |
Cumulative growth
Daily Returns
Daily percentage return beside CMCSA.
Daily Out/Under-Performance
Portfolio return minus CMCSA return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × CMCSA 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 CMCSA 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