-18.8%
CMCSA vs TNA
+48.8%
-67.5%
-29.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | TNA | Excess | Alpha |
|---|---|---|---|---|
| 1D | -6.6% | -4.1% | -2.5% | -6.4% |
| 7D | -8.3% | -3.6% | -4.7% | -8.1% |
| 30D | -2.4% | -10.1% | +7.6% | -2.0% |
| 3M | +4.5% | +2.7% | +1.8% | +4.3% |
| 6M | -18.8% | +38.4% | -57.2% | -21.1% |
| All | -18.8% | +48.8% | -67.5% | -21.1% |
Cumulative growth
Daily Returns
Daily percentage return beside TNA.
Daily Out/Under-Performance
Portfolio return minus TNA return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × TNA 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 TNA 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