-8.5%
ZBRA vs NYT
+3.4%
-12.0%
-10.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | NYT | Excess | Alpha |
|---|---|---|---|---|
| 1D | +1.8% | +0.5% | +1.4% | +2.0% |
| 7D | -3.4% | -0.6% | -2.8% | -3.7% |
| 30D | -7.4% | +4.6% | -12.0% | -5.5% |
| All | -8.5% | +3.4% | -12.0% | -6.5% |
Cumulative growth
Daily Returns
Daily percentage return beside NYT.
Daily Out/Under-Performance
Portfolio return minus NYT return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × NYT 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 NYT 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