Using a hand-collected sample of 1,739 class actions that challenge the fairness of M&A transactions from the period 2003 through 2012, we examine the effectiveness of plaintiffs' law firms. From out of the 336 law firms in our sample, we determine the top law firms based on their popularity...

Using hand-collected data, we examine the targeting of shareholder class action lawsuits in merger & acquisition (M&A) transactions, and the associations of these lawsuits with offer completion rates and takeover premia. We find that M&A offers subject to shareholder lawsuits are completed at a...

We compile the most extensive hand collected data set on all forms of M&A litigation in the U.S. to study the effects of lawsuit jurisdictions during a sample period (1999 and 2000) of the Fifth Merger Wave, a period characterized by an abundance of friendly one-bidder deals and the near demise...