Zacks Investment Research is a Chicago-based firm providing independent research and investment content since 1978. They offer analytical tools and financial data to both individual and institutional investors, focusing on earnings estimate revisions and EPS surprises. Services include the Zacks Rank, a quantitative stock-rating system, and research reports on over 8,500 companies. Their target audience includes high net worth individuals and professional investors like JP Morgan Chase and Fidelity. The unique selling proposition is their quantitative approach to identifying strong performers based on earnings revisions, which has historically outperformed the S&P 500[1][3][4].