Morningstar has released a list of stocks that enjoyed the largest gains and suffered the biggest losses in August, in a report that was partially generated by Wordsmith, an automated smart-text platform. The resulting report was based on data from the Morningstar U.S. Large-Mid Index and Morningstar Direct, and was reviewed by Morningstar editors.g See the gallery for the biggest stock winners and losers in August. (Credit: Adobe Stock)