We study the behavior of short sellers as informed market participants and examine potential sources of their information. Using a newly available dataset with high-frequency short sales data, we find evidence of significant increases in short sales immediately prior to large insider sales, but...

Under the influence of the western world, the solar New Year celebration seems to have fascinated everyone in Taiwan with the lunar New Year festivity showing much less vigor. This paper examines the impact of the solar and lunar New Years on the stock market of Taiwan, showing that the lunar...

Option introduction is associated with increased analyst coverage and a generally enhanced information environment for the underlying stocks. We hypothesize that these effects are more significant for Nasdaq than NYSE/Amex stocks because the Nasdaq stocks that are optioned tend to be smaller,...

We classify a unique and comprehensive dataset of corporate press releases into topics and study the market reaction to various types of news. While confirming prior findings regarding strong stock price responses to financial news, we also document significant reactions to news about corporate...

This paper tests the idea that arbitrageurs use public announcements as a synchronizing signal. I find that firms publicly identified by hedge fund managers as being overvalued underperform their respective benchmarks by 324 to 376 basis points per month, during the 24 months subsequent to the...

The article examines microstructure issues in the Australian Interbank futures market by analyzing the price adjustment process following scheduled Cash Target Rate announcements by the Reserve Bank of Australia. In characterizing the market response, three distinct stages of price formation and...

This is the first study to examine the post-earnings-announcement drift anomaly in a Real Estate Investment Trust (REIT) context. The efficient markets hypothesis suggests that unexpected earnings should be fully incorporated into asset prices soon after being publicly announced. We hypothesize...

Using computer based content analysis, we quantify the linguistic tone of quarterly earnings conference calls for publicly traded Real Estate Investment Trusts (REITs). After controlling for the earnings announcement, we examine the relation between conference call tone and the contemporaneous...

Following prior studies that suggest that option volume contains information about underlying stock prices, we examine option activity prior to earnings announcements. Results in this study show that put (call) volume relative to total option volume is higher prior to unfavorable (favorable)...

This study examines the extent to which analyst recommendations were useful in identifying earnings surprises during the pre- and post- Regulation FD periods. A comparative analysis of the association between recommendation revisions and subsequent earnings surprises suggests a significant...