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  • CMCSA vs RBA✓SelectedUSD · RBACMCSA vs RBA performance historyLatest closeAs of-6.61%09/09
Stock and ETF performance explorer

CMCSA vs RBA

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
-18.3%
RBA return
-29.1%
Excess return
+10.8%
Maximum drawdown
-30.8%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 1y.

Portfolio and benchmark returns by period
PeriodPortfolioRBAExcessAlpha
1D-6.6%-0.7%-5.9%-6.5%
7D-8.3%-1.9%-6.4%-8.0%
30D-2.4%-13.0%+10.6%-0.1%
3M+4.5%-23.1%+27.6%+9.3%
6M-18.8%-22.6%+3.8%-15.3%
YTD-8.9%-20.4%+11.5%-6.3%
1Y-18.3%-29.6%+11.3%-16.2%
All-18.3%-29.1%+10.8%-16.2%

Cumulative growth

Daily Returns

Daily percentage return beside RBA.

Daily Out/Under-Performance

Portfolio return minus RBA return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × RBA 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 RBA 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