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CMCSA vs. SPY
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between CMCSA and SPY is 0.52, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.


-0.50.00.51.00.5

Performance

CMCSA vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Comcast Corporation (CMCSA) and SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

-5.00%0.00%5.00%10.00%AugustSeptemberOctoberNovemberDecember2025
-7.28%
9.55%
CMCSA
SPY

Key characteristics

Sharpe Ratio

CMCSA:

-0.45

SPY:

2.20

Sortino Ratio

CMCSA:

-0.48

SPY:

2.91

Omega Ratio

CMCSA:

0.94

SPY:

1.41

Calmar Ratio

CMCSA:

-0.30

SPY:

3.35

Martin Ratio

CMCSA:

-0.84

SPY:

13.99

Ulcer Index

CMCSA:

13.00%

SPY:

2.01%

Daily Std Dev

CMCSA:

23.94%

SPY:

12.79%

Max Drawdown

CMCSA:

-67.78%

SPY:

-55.19%

Current Drawdown

CMCSA:

-34.69%

SPY:

-1.35%

Returns By Period

In the year-to-date period, CMCSA achieves a -1.71% return, which is significantly lower than SPY's 1.96% return. Over the past 10 years, CMCSA has underperformed SPY with an annualized return of 5.06%, while SPY has yielded a comparatively higher 13.44% annualized return.


CMCSA

YTD

-1.71%

1M

-1.37%

6M

-7.28%

1Y

-12.93%

5Y*

-2.63%

10Y*

5.06%

SPY

YTD

1.96%

1M

2.27%

6M

9.55%

1Y

27.02%

5Y*

14.23%

10Y*

13.44%

*Annualized

Compare stocks, funds, or ETFs

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Risk-Adjusted Performance

CMCSA vs. SPY — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

CMCSA
The Risk-Adjusted Performance Rank of CMCSA is 2424
Overall Rank
The Sharpe Ratio Rank of CMCSA is 2222
Sharpe Ratio Rank
The Sortino Ratio Rank of CMCSA is 2020
Sortino Ratio Rank
The Omega Ratio Rank of CMCSA is 2020
Omega Ratio Rank
The Calmar Ratio Rank of CMCSA is 2828
Calmar Ratio Rank
The Martin Ratio Rank of CMCSA is 2828
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 8383
Overall Rank
The Sharpe Ratio Rank of SPY is 8383
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 8080
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 8383
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 8383
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 8585
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

CMCSA vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Comcast Corporation (CMCSA) and SPDR S&P 500 ETF (SPY). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.


Sharpe ratio
The chart of Sharpe ratio for CMCSA, currently valued at -0.45, compared to the broader market-2.000.002.004.00-0.452.20
The chart of Sortino ratio for CMCSA, currently valued at -0.48, compared to the broader market-4.00-2.000.002.004.00-0.482.91
The chart of Omega ratio for CMCSA, currently valued at 0.94, compared to the broader market0.501.001.502.000.941.41
The chart of Calmar ratio for CMCSA, currently valued at -0.30, compared to the broader market0.002.004.006.00-0.303.35
The chart of Martin ratio for CMCSA, currently valued at -0.84, compared to the broader market-10.000.0010.0020.00-0.8413.99
CMCSA
SPY

The current CMCSA Sharpe Ratio is -0.45, which is lower than the SPY Sharpe Ratio of 2.20. The chart below compares the historical Sharpe Ratios of CMCSA and SPY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio-1.000.001.002.003.004.00AugustSeptemberOctoberNovemberDecember2025
-0.45
2.20
CMCSA
SPY

Dividends

CMCSA vs. SPY - Dividend Comparison

CMCSA's dividend yield for the trailing twelve months is around 3.39%, more than SPY's 1.18% yield.


TTM20242023202220212020201920182017201620152014
CMCSA
Comcast Corporation
3.39%3.25%2.60%3.03%1.95%1.72%1.40%2.70%1.18%1.96%1.73%1.16%
SPY
SPDR S&P 500 ETF
1.18%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

CMCSA vs. SPY - Drawdown Comparison

The maximum CMCSA drawdown since its inception was -67.78%, which is greater than SPY's maximum drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for CMCSA and SPY. For additional features, visit the drawdowns tool.


-40.00%-30.00%-20.00%-10.00%0.00%AugustSeptemberOctoberNovemberDecember2025
-34.69%
-1.35%
CMCSA
SPY

Volatility

CMCSA vs. SPY - Volatility Comparison

Comcast Corporation (CMCSA) and SPDR S&P 500 ETF (SPY) have volatilities of 4.98% and 5.10%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.


2.00%4.00%6.00%8.00%10.00%12.00%AugustSeptemberOctoberNovemberDecember2025
4.98%
5.10%
CMCSA
SPY
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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