-15.6%
SPCX vs BSX
-3.7%
-11.8%
-48.8%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1y.
| Period | Portfolio | BSX | Excess | Alpha |
|---|---|---|---|---|
| 1D | -3.8% | +5.3% | -9.1% | -4.6% |
| 7D | -6.4% | +8.0% | -14.4% | -7.7% |
| 30D | -20.6% | +8.1% | -28.6% | -22.4% |
| 3M | +8.4% | -6.7% | +15.1% | +12.0% |
| All | -15.6% | -3.7% | -11.8% | -13.6% |
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 1y: 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…
1y analysis · Full analysis span regression · Available span rolling