-13.6%
DAL vs NSC
-1.4%
-12.2%
-18.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | NSC | Excess | Alpha |
|---|---|---|---|---|
| 1D | +1.8% | +0.5% | +1.3% | +1.7% |
| 7D | +0.1% | -5.5% | +5.6% | +1.7% |
| 30D | -13.9% | -3.2% | -10.7% | -13.2% |
| All | -13.6% | -1.4% | -12.2% | -12.9% |
Cumulative growth
Daily Returns
Daily percentage return beside NSC.
Daily Out/Under-Performance
Portfolio return minus NSC return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × NSC 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 1mo: compounded portfolio wealth divided by compounded NSC 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…
1mo analysis · Full analysis span regression · Available span rolling