We examine the regulatory and capital-market effects of implementing a U.S. approach to the enforcement of mandatory disclosure in China. Using a hand-collected sample of comment letters (CLs) issued by the Shanghai Stock Exchange over the period 2013-2018, we show that price reactions to CL...

Notwithstanding the focus on hedge fund activism, fundamental questions remain. How much does hedge fund activism really matter? What has academic study contributed to the understanding of hedge fund activism? And what, if anything, does research on hedge fund activism illuminate about the...

We develop statistical methods to detect informed trading in options markets. We apply these methods to 31 companies from various sectors over 14 years analyzing approximately 9.6 million option prices. We find that option informed trading tends to cluster prior to certain events, takes place...

This appendix extends the empirical results in Chesney, Crameri, and Mancini (2011). Informed trading activities on put and call options are analyzed for 19 companies in the banking and insurance sectors from January 1996 to September 2009. Our empirical findings suggest that certain events such...

This paper empirically analyses the effect of foreign block acquisitions on the U.S. target firms' credit risk as captured by their CDS. The involvement of foreign investors leads to a significant increase in the target firms' CDS spreads. This effect is stronger when foreign owners are...

In this paper I examine the relationship between credit rating and insider trading of 301 firms from 2000-2006 for S&P 500 Index firms. I argue that changes to the firm credit rating may increase (decrease) informed trading activities. This investigation is essential since insiders with private...

Material private information transmits through social networks. Using manually collected information on networks of alumni reunion cohorts, we show that hedge fund managers connected to directors of firms engaged in merger deals increase call option holdings on target firms before deal...

This article analyses the market reaction to stock splits announcements, using a unique US sample over the period 2000 to 2009. Our event study finds a significantly positive Cumulative Average Abnormal Return (CAAR) around the announcement date. Liquidity increases lead to higher stock price...

Potential investors examine governance characteristics prior to an initial public offering (IPO) to assess the quality and prospects of the issuing firm. One important governance characteristic is board financial expertise, as it provides directors with the relevant knowledge for an IPO process...

After pressure from shareholder activists, proxy advisory firms, and the New York Stock Exchange, the Securities and Exchange Commission has eliminated uninstructed broker voting in director elections. We observe that average director approval rates remain high after the change in regulation,...