Key Points The Russell 2000 is the primary index for small-cap stocks, containing around 2,000 companies. The S&P 500 is historically expensive, increasing the chances for a pullback or correction. A lower valuation, growing earnings, and falling interest rates could fuel a run in small-cap stocks. 10 stocks we like better than Vanguard Russell 2000 ETF › Since 2022, when the index declined by more than 19%, the S&P 500 has been on an impressive run. As of the start of 2023, the index is up close ...