-69.0%
ZENA vs SPY
+18.1%
-87.1%
-81.5%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1y.
| Period | Portfolio | SPY | Excess | Alpha |
|---|---|---|---|---|
| 1D | -3.2% | +0.9% | -4.0% | -5.2% |
| 7D | -9.5% | -0.8% | -8.8% | -7.9% |
| 30D | -20.0% | -1.1% | -18.9% | -17.6% |
| 3M | -0.7% | +3.9% | -4.5% | -8.8% |
| 6M | -34.5% | +13.6% | -48.1% | -50.9% |
| YTD | -52.5% | +12.7% | -65.2% | -63.4% |
| 1Y | -69.0% | +17.5% | -86.5% | -78.0% |
| All | -69.0% | +18.1% | -87.1% | -78.0% |
Cumulative growth
Daily Returns
Daily percentage return beside SPY.
Daily Out/Under-Performance
Portfolio return minus SPY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × SPY 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 1y: compounded portfolio wealth divided by compounded SPY 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…
1y analysis · Full analysis span regression · 6 months rolling