+6.1%
CMCSA vs EBAY
+285.8%
-279.7%
-55.4%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 10y.
| Period | Portfolio | EBAY | Excess | Alpha |
|---|---|---|---|---|
| 1D | +0.1% | +2.6% | -2.5% | -0.5% |
| 7D | -4.9% | +4.2% | -9.1% | -5.8% |
| 30D | -1.1% | +5.6% | -6.7% | -2.3% |
| 3M | +6.6% | -1.4% | +8.0% | +6.8% |
| 6M | -15.5% | +18.2% | -33.7% | -19.0% |
| YTD | -6.7% | +24.8% | -31.5% | -12.2% |
| 1Y | -15.6% | +18.0% | -33.6% | -19.9% |
| 3Y | -33.7% | +160.3% | -194.0% | -49.9% |
| 5Y | -46.6% | +62.1% | -108.8% | -55.9% |
| All | +6.1% | +285.8% | -279.7% | -33.8% |
Cumulative growth
Daily Returns
Daily percentage return beside EBAY.
Daily Out/Under-Performance
Portfolio return minus EBAY return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × EBAY 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 10y: compounded portfolio wealth divided by compounded EBAY 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…
10y analysis · Full analysis span regression · 6 months rolling