In this study, we examine the options market reaction to bank loan announcements for the population of US firms with traded options and loan announcements during 1996-2010. We get evidence on a significant options market reaction to bank loan announcements in terms of levels and changes in...

We examine the association between active options market trading and the (in)efficiency of corporate investment in terms of deviation from optimal investment levels. Past research considers the volume of options trading as contributing to firms’ informational efficiency. Investment efficiency...

This paper offers new evidence on informed trading around merger and acquisition announcements from the UK equity and options market. The analysis suggests that in about 25%-33% of events there is abnormal option trading volume during the month that precedes the announcement. Such evidence is...