Stocks funds are a common investment product that include a diversified portfolio of stocks managed by a portfolio manager with a specific objective. (investopedia.com)
By adding alternative asset classes, we can enhance diversification by selecting exposure to factors that don't typically come from a traditional balanced portfolio of stocks and bonds. (franklintempleton.com)
Neither is better or worse, just different - one is an aggressively managed portfolio of stocks, the other is an indexed mutual fund. (biggerpockets.com)