This paper explores the long-standing empirical fact of increased trading volume around news releases through the lens of canonical models of gradual information diffusion and differences of opinion. I use a unique dataset of clicks on news by key finance professionals to distinguish between...

We use trade-level data to examine the role of actively managed funds (AMFs) in earnings news dissemination. We find AMFs are drawn to, and participate disproportionately more in, earnings announcements (EAs) that include bundled managerial guidance. When the two pieces of news are directionally...

We empirically study the trading activity in the electronic on-book segment and in the dealership off-book segment of the London Stock Exchange, investigating separately the trading of active market members and of other market participants which are non-members. We find that (i) the volume...

This paper estimates the day-of-the-week effect on the market return, volatility of market returns and trade volume of DSE using conditional variance model. Empirical results of this paper indicate that the day-of-the-week effect in DSE does exist in case of market return, volatility of market...

A predictable pattern of stock market return is the violation of the efficient market hypothesis (EMH). It is well studied and evident in financial literature that stock markets around the world have predictable patterns e.g. calendar effect, behavioural effect, and Religious festival effect....

A predictable pattern of stock market return is the violation of the efficient market hypothesis (EMH). It is well studied and evident in financial literature that stock markets around the world have predictable patterns, e.g. calendar effect, behavioural effect, and Religious festival effect....

This study examines the effect of option volume relative to stock volume (O/S) on market response to earnings surprises. The market reaction per unit of earnings surprise is lower for firms that have high O/S prior to earnings announcement than for firms with low O/S prior to earnings...

This study investigates individual and institutional investors' behaviour around firm specific news announcements. We find that individual investors and institutional investors have positive and significant abnormal volume on announcement days and significantly less abnormal volume on days...

Are stock market investors concerned with obtaining abnormal returns by acquiring certain information? This paper studied the effect of ex-dividend date for cash-dividend policy. We try to demonstrate the existence of abnormal returns by examining stock trading situations before and after the...