The S&P 500 is widely regarded as the best single gauge of the large-cap U.S. equity market and is the world’s most tracked index by AUM. The index includes 500 leading companies and covers approximately 80% of the U.S. equity market’s available market cap.
Understanding the S&P 500As a benchmark for the U.S. mid-cap equity market, the S&P MidCap 400 is designed to reflect this market segment’s distinctive risk and return characteristics, Many mid-cap stocks, by definition, have survived beyond their startup phases and may offer both stability and potential growth opportunities.
Understanding the S&P 400 Potential Applications of the S&P 400Designed to track the U.S. small-cap market, which is typically known for less liquidity and potentially less financial viability than large caps, the S&P SmallCap 600 tracks 600 small-sized companies that meet specific inclusion criteria to ensure they meet certain liquid and financial thresholds.
Understanding the S&P 600 The Ins & Outs of Index Construction for Small CapsThe S&P 1500™ combines the S&P 500, S&P MidCap 400, and S&P SmallCap 600 to cover approximately 90% of U.S. market cap. The index is designed for investors seeking to replicate the performance of the U.S. equity market as a whole or benchmark against a representative universe of tradable stocks.
How the 1500 is an Efficient Measure of the U.S. Equity Market Building a More Comprehensive Core