The Russell 2000 Index is a stock market index that measures the performance of the 2,000 smallest companies in the Russell 3000 Index.

The NASDAQ 100 is a stock market index that includes 100 of the largest non-financial companies listed on the NASDAQ stock exchange.

The FTSE 250 Index is a stock market index that measures the performance of the 250 mid-cap companies listed on the London Stock Exchange (LSE).