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  • ARM vs CMCSA✓SelectedUSD · CMCSAARM vs CMCSA performance historyLatest closeAs of-4.63%11/13
Stock and ETF performance explorer

ARM vs CMCSA

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+35.8%
CMCSA return
+1.9%
Excess return
+33.9%
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-4.6%+1.5%-6.1%-4.0%
7D+9.1%+3.2%+6.0%+10.6%
30D-19.9%+19.5%-39.5%-13.3%
3M-31.6%-2.4%-29.2%-30.6%
6M-13.9%+3.8%-17.7%-9.2%
YTD+74.3%-5.4%+79.7%+73.7%
1Y+35.8%+1.1%+34.7%+39.3%
All+35.8%+1.9%+33.9%+39.3%

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