-2.6%
BSX vs CPRT
+16.1%
-18.7%
-10.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1mo.
| Period | Portfolio | CPRT | Excess | Alpha |
|---|---|---|---|---|
| 1D | +1.8% | +0.4% | +1.4% | +1.8% |
| 7D | +2.0% | +2.2% | -0.2% | +2.0% |
| 30D | +0.1% | +16.6% | -16.5% | -3.2% |
| All | -2.6% | +16.1% | -18.7% | -5.5% |
Cumulative growth
Daily Returns
Daily percentage return beside CPRT.
Daily Out/Under-Performance
Portfolio return minus CPRT return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × CPRT 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 1mo: compounded portfolio wealth divided by compounded CPRT 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…
1mo analysis · Full analysis span regression · Available span rolling