-99.7%
AIXI vs SPY
+100.4%
-200.1%
-100.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 2021-09-08 to 2026-09-08.
| Period | Portfolio | SPY | Excess | Alpha |
|---|---|---|---|---|
| 1D | +590.7% | -0.5% | +591.2% | +591.5% |
| 7D | +574.9% | +0.5% | +574.4% | +561.2% |
| 30D | +191.1% | -0.9% | +192.0% | +194.8% |
| 3M | -63.2% | +3.9% | -67.1% | -66.3% |
| 6M | -26.9% | +14.5% | -41.4% | -47.7% |
| YTD | -60.2% | +12.9% | -73.2% | -70.7% |
| 1Y | -88.4% | +19.4% | -107.8% | -92.3% |
| 3Y | -99.2% | +78.5% | -177.7% | -99.7% |
| All | -99.7% | +100.4% | -200.1% | -99.9% |
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 2021-09-08 to 2026-09-08: 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…
2021-09-08 to 2026-09-08 analysis · Full analysis span regression · 6 months rolling