The U.S. Securities and Exchange Commission (SEC) recently identified incidents in which top executives sold shares before disclosing to the public negative information about cyberattacks. For example, the former chief information officer of Equifax, Jun Ying, exercised his stock options and sold nearly $1 million in shares about a week before Equifax disclosed the hack of its database in September 2017, gaining $480,000. Equifax stock dropped over 30 percent after news of the data breach became public. Motivated by the SEC’s concerns, we examine the relation between insider trading and corporate disclosure policies around cyberattacks.
When a cyberattack with material … Read more