SPX500
The SPX500 is an index of 500 of the largest publicly traded companies in the United States. It is a market-capitalization-weighted index, meaning that the companies with the highest market capitalization have the greatest influence on the index. The index is calculated by Standard & Poor’s and is widely used as a benchmark for the performance of the U.S. stock market. The index is composed of 500 of the largest publicly traded companies in the United States, and is considered to be a good indicator of the overall health of the U.S. economy.
History of the SPX500
The SPX500 was first introduced in 1957 by Standard & Poor’s, a financial services company. The index was created as a way to measure the performance of the U.S. stock market. The index was originally composed of 90 stocks, but was expanded to 500 stocks in 1983. Since then, the index has become one of the most widely used benchmarks for the performance of the U.S. stock market.
Comparison of SPX500 to Other Indices
| Index | Number of Companies | Weighting Method |
|---|---|---|
| SPX500 | 500 | Market Capitalization |
| Dow Jones Industrial Average | 30 | Price Weighted |
| NASDAQ Composite | Over 3,000 | Market Capitalization |
Summary
The SPX500 is an index of 500 of the largest publicly traded companies in the United States. It is a market-capitalization-weighted index, meaning that the companies with the highest market capitalization have the greatest influence on the index. The index is calculated by Standard & Poor’s and is widely used as a benchmark for the performance of the U.S. stock market. For more information about the SPX500, you can visit the Standard & Poor’s website or the websites of other financial services companies.
See Also
- Dow Jones Industrial Average
- NASDAQ Composite
- S&P 500
- Russell 2000
- NYSE Composite
- Wilshire 5000
- Dow Jones U.S. Total Stock Market Index
- MSCI USA Index
- FTSE USA Index
- S&P Global 1200
