Concerns over size in banking arise from the potential for a megabank to harm competition and extract safety net subsidies. With the worrisome increases in size having been achieved through megamergers, this paper examines whether gains in such mergers trace to efficiency improvements or market...

Concerns over size in banking arise from the potential for a megabank to harm competition and extract safety net subsidies. With the worrisome increases in size having been achieved through megamergers, this paper examines whether gains in such mergers trace to efficiency improvements or market...

The short interest data reported in the United States aggregate valuation shorts (motivated by a pessimistic opinion on firm value) and arbitrage shorts (motivated by various arbitrage or hedging strategies). However, the information content of these two sources of short interest is different...

We study the behavior of short sellers around earnings restatements. We find that short sellers accumulate positions in restating firms several months in advance of the restatement and subsequently unwind these positions after the drop in share price induced by the restatement. The increase in...

We document that investment banker directorships are mutually beneficial to the investment bank and the firm. Investment bankers serve on boards of larger, higher growth firms. These firms benefit from lower gross spreads and smaller underpricing when issuing equity, and raise more external...

Firms choose a share price level both when they split their seasoned shares and when they go public. The stock splits literature, which has examined whether this choice has any economic significance, remains divided on the question of whether firms split their shares to achieve a desired share...

We examine the relation between stock price performance and the identity of the investors buying the shares in private placements of equity. We find that although the shareholders not participating in the placement experience post-issue negative long-term abnormal returns, the participating...

In broad samples, insider selling does not increase the likelihood of a class-action lawsuit filing. In this paper, we examine the reasons behind this finding. We find that insider sales significantly increase lawsuit probability only when we jointly consider insider identity, insider sale...

The use of short sales by mutual funds has increased significantly over the last decade. In this paper, we provide a first look at short selling by mutual funds, a phenomenon not examined by prior research. The mutual funds that use short sales do so frequently and in significant amounts,...