How Investors React to Corporate Communications on Twitter, YouTube, and Instagram

Can social media help firms improve communication with investors? In a recent paper, I argue that social media communication can give a firm an advantage over competitors in attracting attention to earnings announcements and lead to stronger price reaction to news announcements. This is because investors have limited resources for acquiring and processing to information, and social media makes it easy for them—and particularly retail investors—to learn about company results.

To test the hypothesis, I look at FTSE100 companies that are active users of social media. For example, 64 percent of FTSE 100 companies used Twitter to communicate with investors … Read more