Open market share repurchases are strictly regulated to prevent companies from profiting from insider information. We examine compliance with these rules in France, where the mandatory disclosure of share repurchases provides detailed information on repurchases actually undertaken. Using a...

In a large sample of shareholder initiated class action lawsuits from 1996 to 2011, we find a significant increase in informed insider option exercises during the class action period compared to the preceding quarter, and we find that this change is positively related to the probability of...

We examine the impact of stock exchange trading rules and surveillance on the frequency and severity of suspected insider trading cases in 22 stock exchanges around the world over the period January 2003 through June 2011. Using new indices for market manipulation, insider trading, and...

Purpose – The purpose of this paper is to examine the effect of the passage of the Sarbanes-Oxley Act (SOX) on a number of governance and governance-related characteristics, such as board structure and committee composition, as well as the effect of those changes (if any) on both accounting...

In this paper we investigate when public enforcement of insider trading regulations reduces the amount of insider trading. We model a game between a potentially self-interested regulator enforcing insider trading laws and a trader who may be trading on inside information. We show that...

Consistent with the economics of crime approach, this paper finds that insider selling is decreasing in the perceived costs of potential private and public enforcement upon discovery of GAAP misstatements, and increasing in managerial private benefits as measured by the market reaction to the...

We examine open market stock trades by registered insiders in about 3700 targets of takeovers announced during 1988–2006 and in a control sample of non-targets, both during an ‘informed’ and a control period. Using difference-in-differences regressions of several insider trading measures,...

Open market share repurchases are strictly regulated to prevent companies from profiting from insider information. We examine compliance with these rules in France, where the mandatory disclosure of share repurchases provides detailed information on repurchases actually undertaken. Using a...

Using the artifice of a hypothetical trial, this article presents the cases for and against insider trading. Both sides in the trial produce as evidence the salient points made in more than 100 years of literature on insider trading. The initial days of the trial focus on the issues raised in...

Insiders of Canadian reporting issuers are required to file public reports when they acquire, buy, or sell securities of that reporting issuer. These public reports must be filed using a prescribed form and must be filed within a specific time frame. Failure to file these public reports or...