+21.5%
COHR vs BSX
-38.7%
+60.2%
-48.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 6mo.
| Period | Portfolio | BSX | Excess | Alpha |
|---|---|---|---|---|
| 1D | +4.2% | -0.3% | +4.4% | +4.1% |
| 7D | +8.3% | -10.1% | +18.4% | +6.3% |
| 30D | -14.1% | -16.4% | +2.3% | -16.8% |
| 3M | -16.0% | -8.9% | -7.1% | -14.8% |
| 6M | +21.5% | -38.3% | +59.7% | +43.7% |
| All | +21.5% | -38.7% | +60.2% | +43.7% |
Cumulative growth
Daily Returns
Daily percentage return beside BSX.
Daily Out/Under-Performance
Portfolio return minus BSX return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × BSX 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 BSX 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