S&P 500

The S&P 500 is a stock market index that tracks 500 of the largest publicly traded companies in the U.S. It covers various sectors, including technology, healthcare, finance, and consumer goods, representing about 80% of the U.S. equity market’s total value. Widely used as a benchmark for the overall market performance, it reflects the health of the U.S. economy. Its value is weighted by market capitalization, meaning larger companies have a greater impact on the index’s movements.