-13.7%
PTC vs SONY
+16.3%
-30.0%
-31.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | SONY | Excess | Alpha |
|---|---|---|---|---|
| 1D | -6.0% | -1.6% | -4.4% | -5.6% |
| 7D | -10.3% | -1.2% | -9.1% | -10.0% |
| 30D | +1.1% | +9.4% | -8.3% | -0.9% |
| 3M | +1.6% | +10.5% | -8.9% | -1.7% |
| All | -13.7% | +16.3% | -30.0% | -15.0% |
Cumulative growth
Daily Returns
Daily percentage return beside SONY.
Daily Out/Under-Performance
Portfolio return minus SONY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × SONY 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 6mo: compounded portfolio wealth divided by compounded SONY 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…
6mo analysis · Full analysis span regression · 6 months rolling