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  • ARM vs CMCSA✓SelectedUSD · CMCSAARM vs CMCSA performance historyLatest closeAs of-2.58%11/10
Stock and ETF performance explorer

ARM vs CMCSA

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+17.2%
CMCSA return
+2.1%
Excess return
+15.1%
Maximum drawdown
-62.1%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 1y.

Portfolio and benchmark returns by period
PeriodPortfolioCMCSAExcessAlpha
1D-2.6%+1.0%-3.6%-2.1%
7D-10.4%+4.6%-14.9%-8.3%
30D-31.8%+19.8%-51.6%-26.2%
3M-32.2%-0.3%-32.0%-30.9%
6M-14.9%+0.3%-15.2%-11.5%
YTD+66.0%-6.9%+72.9%+64.1%
1Y+17.2%+2.6%+14.6%+19.7%
All+17.2%+2.1%+15.1%+19.7%

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