+1,393.5%
CMCSA vs CNI
+6,457.9%
-5,064.4%
-67.9%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1990-01-01 to 2026-09-10.
| Period | Portfolio | CNI | Excess | Alpha |
|---|---|---|---|---|
| 1D | +2.4% | -0.6% | +2.9% | +2.6% |
| 7D | -5.6% | -1.1% | -4.5% | -5.0% |
| 30D | -1.9% | -3.5% | +1.7% | -0.2% |
| 3M | +6.4% | +2.2% | +4.2% | +5.2% |
| 6M | -16.9% | +15.1% | -32.0% | -22.5% |
| YTD | -6.8% | +24.7% | -31.5% | -16.6% |
| 1Y | -15.9% | +33.4% | -49.3% | -27.2% |
| 3Y | -33.4% | +19.5% | -52.9% | -40.1% |
| 5Y | -46.7% | +12.6% | -59.2% | -51.4% |
| 10Y | +7.0% | +134.7% | -127.7% | -32.4% |
| All | +1,393.5% | +6,457.9% | -5,064.4% | +156.2% |
Cumulative growth
Daily Returns
Daily percentage return beside CNI.
Daily Out/Under-Performance
Portfolio return minus CNI return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × CNI 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 1990-01-01 to 2026-09-10: compounded portfolio wealth divided by compounded CNI 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…
1990-01-01 to 2026-09-10 analysis · Full analysis span regression · 6 months rolling