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...

Prior studies suggest that investors have limited attention. Tests of the inattention hypothesis have been performed in the context of relatively small corporate events, particularly earnings announcements. Presumably, large corporate events would always attract sufficient investor attention....

Presentation on investor relations (IR) activities in Taiwan, propose best practices, and services available for the Taiwan stock market. We propose increasing transparency and improvement of English language materials as a best practice for listed companies. Also presents a few case studies on...

I examine whether access to the management of takeover targets at investor conferences is associated with informed trading before these firms' takeover announcements. I find that during the one year preceding takeover announcements, institutional investors are significant net buyers in targets...

Using an hourly dataset on retail investor security positions from Robinhood Markets, we find that ESG disclosures are irrelevant to retail investors' portfolio allocation decisions. The response to ESG press releases by retail investors is no different than the routine portfolio adjustments...

Given the frequency and its important value implication of post-IPO M&A activity, we investigate empirically whether investors can utilize information based on IPO deal structure to predict merger and acquisition activity among newly public firms. Consistent with the hypothesis that some firms...

We study how short-term changes in institutional owner attention affect managers' disclosure choices. Holding institutional ownership constant and controlling for industry-quarter effects, we find that managers respond to attention by increasing the number of forecasts and 8-K filings. Rather...

This paper reviews the theoretical and empirical literature on the role of blockholders (large shareholders) in corporate governance. We start with the underlying property rights of public corporations; we discuss how blockholders are critical in addressing free-rider problems and why, like...

We examine how using stock as the method of payment affects a bidder's investor base and investor recognition, and the bidder announcement return. We hypothesize that relative to a cash acquisition, a stock acquisition would increase the bidder's investor base and lower Merton's (1987) shadow...