We examine article, author and firm characteristics of investment articles published by non-professional analysts on the social media investment platform Seeking Alpha from 2006 to 2020 leading to visible market value changes. We show that there are differences between articles followed by stock...

Previous research finds that stock analysts exhibit both optimistic and pessimistic biases in their earnings forecasts, with the net result being a consistent, but declining, overestimation of forecasted earnings. We extend this research by examining the potential effect of Seasonal Affective...