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  • RKLB vs CMCSA✓SelectedUSD · CMCSARKLB vs CMCSA performance historyLatest closeAs of-1.76%09/10
Stock and ETF performance explorer

RKLB vs CMCSA

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+34.2%
CMCSA return
-16.0%
Excess return
+50.2%
Maximum drawdown
-61.0%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 1y.

Portfolio and benchmark returns by period
PeriodPortfolioCMCSAExcessAlpha
1D-1.8%+2.4%-4.1%-1.5%
7D-2.9%-5.6%+2.7%-3.6%
30D-22.6%-1.9%-20.7%-22.6%
3M-41.0%+6.4%-47.5%-40.5%
6M-10.1%-16.9%+6.8%-9.5%
YTD-11.2%-6.8%-4.4%-7.0%
1Y+34.2%-15.9%+50.1%+58.1%
All+34.2%-16.0%+50.2%+58.1%

Cumulative growth

Daily Returns

Daily percentage return beside CMCSA.

Daily Out/Under-Performance

Portfolio return minus CMCSA return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × CMCSA 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 CMCSA 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 · 6 months rolling