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  • SPY vs CMCSA✓SelectedUSD · CMCSASPY vs CMCSA performance historyLatest closeAs of+1.32%11/11
Stock and ETF performance explorer

SPY vs CMCSA

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+75.2%
CMCSA return
-41.3%
Excess return
+116.4%
Maximum drawdown
-24.5%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 5y.

Portfolio and benchmark returns by period
PeriodPortfolioCMCSAExcessAlpha
1D+1.3%+1.1%+0.2%+1.1%
7D-0.9%+0.7%-1.6%-1.1%
30D-2.4%+21.0%-23.3%-7.0%
3M-1.2%-0.9%-0.2%-1.2%
6M+3.3%+2.9%+0.4%+1.9%
YTD+12.3%-5.9%+18.2%+12.1%
1Y+12.4%+2.5%+10.0%+8.9%
3Y+78.8%-28.3%+107.1%+91.2%
5Y+75.2%-40.8%+116.0%+89.6%
All+75.2%-41.3%+116.4%+89.6%

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 5y: 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…

5y analysis · Full analysis span regression · 6 months rolling