+12.3%
CMCSA vs TDY
-0.2%
+12.6%
-9.5%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | TDY | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.6% | -0.9% | +0.3% | -0.6% |
| 7D | +0.1% | -0.9% | +1.0% | +0.2% |
| 30D | +3.8% | -12.5% | +16.3% | +4.2% |
| 3M | +12.3% | -1.2% | +13.5% | +10.0% |
| All | +12.3% | -0.2% | +12.6% | +10.0% |
Cumulative growth
Daily Returns
Daily percentage return beside TDY.
Daily Out/Under-Performance
Portfolio return minus TDY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × TDY 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 3mo: compounded portfolio wealth divided by compounded TDY 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…
3mo analysis · Full analysis span regression · Available span rolling