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Stock Market Indexes

A stock market index is a statistical measure that represents the performance of a group of stocks in a stock market. It provides a single number that summarizes the overall performance of a basket of stocks, which are selected based on specific criteria such as size, sector, or region. Continue Reading Below

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Encyclopedia Articles

Discover the definition of financial terms related to stock market indexes.

Standard & Poor's (S&P): A Guide to Evaluating Financial Markets Thumbnail

Standard & Poor's (S&P): A Guide to Evaluating Financial Markets

SuperMoney Team

The CBOE Volatility Index (VIX): What It Is and How to Use It Thumbnail

The CBOE Volatility Index (VIX): What It Is and How to Use It

SuperMoney Team

Most Active List: What It Is, How It Works, and Significance Thumbnail

Most Active List: What It Is, How It Works, and Significance

Dan Agbo

NASDAQ-100 Equal Weighted Index: Understanding Equal Weighting and Its Investment Potential Thumbnail

NASDAQ-100 Equal Weighted Index: Understanding Equal Weighting and Its Investment Potential

SuperMoney Team

SOES Trading: Definition, Impact, and Examples Thumbnail

SOES Trading: Definition, Impact, and Examples

SuperMoney Team

Footsie: Understanding, Examples, and Market Impact Thumbnail

Footsie: Understanding, Examples, and Market Impact

SuperMoney Team

What Public Limited Company (PLC) Means in the U.K. Thumbnail

What Public Limited Company (PLC) Means in the U.K.

Silas Bamigbola

The Theoretical Dow Jones Index: Definition, Methodology, and Practical Applications Thumbnail

The Theoretical Dow Jones Index: Definition, Methodology, and Practical Applications

Abi Bus

Top 5 Most Expensive Stock Split Charts Thumbnail

Top 5 Most Expensive Stock Split Charts

Abi Bus

P Explained: Definition, Examples, and Significance Thumbnail

P Explained: Definition, Examples, and Significance

SuperMoney Team

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Learn About Stock Market Indexes

Thumbnail for Blog Article: How to Invest in Index Funds

How to Invest in Index Funds

Lawrence Carrel

Thumbnail for Blog Article: VTI vs. VOO: Which One Should You Choose?

VTI vs. VOO: Which One Should You Choose?

Justin Smith

Thumbnail for Blog Article: The Pros and Cons of ETFs

The Pros and Cons of ETFs

Bryce Sanders

Thumbnail for Blog Article: Best Investment Vehicles for Your Risk Tolerance Level

Best Investment Vehicles for Your Risk Tolerance Level

Benjamin Locke

Thumbnail for Blog Article: Warren Buffett's Guide to Investing for Retirement

Warren Buffett's Guide to Investing for Retirement

Andrew Latham

Thumbnail for Blog Article: Index Funds vs. Mutual Funds: 3 Differences that Matter

Index Funds vs. Mutual Funds: 3 Differences that Matter

Benjamin Locke

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About Stock Market Indexes

A stock market index is a statistical measure that represents the performance of a group of stocks in a stock market. It provides a single number that summarizes the overall performance of a basket of stocks, which are selected based on specific criteria such as size, sector, or region. The most well-known stock market indices include the S&P 500, Dow Jones Industrial Average, and NASDAQ Composite. These indices are used as benchmarks for the overall performance of the stock market, and can provide investors with a quick gauge of the market's health. By tracking the movements of these indices, investors can gain insights into the performance of the stock market and make informed investment decisions.