In this study, we investigate how social media coverage mitigates the under-reaction to an earnings surprise captured by post-earnings announcement drift. Based on the analysis of data collected over a nine-year period (2006–2014) from Seeking Alpha, the largest crowdsourced social media...

In this study, we develop a model to analyze the interplay between the coverage of a firm on social media, financial reporting opacity, and stock return co-movement. Our model predicts a negative association between social media coverage and co-movement as social media facilitates the...

Investors typically cover a limited number of stocks and have some degree of correlation in their information sets. However, the role of this type of correlation in determining the return comovement between stock pairs is largely unexplored. In this study, we propose a new measure of common...