Under normal market conditions, the Fund invests at least 80% of the sum of its net assets in exchange-traded common stocks of small-capitalization companies. Small-capitalization companies are defined as companies that have market capitalizations within the market capitalization range of the companies in the Russell 2000 Index on the last business day of the month in which its most recent reconstitution was completed. Reconstitution of the index currently is completed in June of each year. On June 30, 2021, the range of the index was $41 million to $12.4 billion.