+1.6%
ROST vs DUOL
+43.3%
-41.7%
-13.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | DUOL | Excess | Alpha |
|---|---|---|---|---|
| 1D | -0.4% | -2.7% | +2.3% | -0.2% |
| 7D | +0.9% | +5.1% | -4.2% | +0.6% |
| 30D | -8.9% | +14.1% | -23.0% | -9.9% |
| All | +1.6% | +43.3% | -41.7% | -2.4% |
Cumulative growth
Daily Returns
Daily percentage return beside DUOL.
Daily Out/Under-Performance
Portfolio return minus DUOL return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × DUOL 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 DUOL 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