We study an option pricing framework that accounts for the price impact of an earnings announcement (EA), and analyze the behavior of the implied volatility surface prior to the event. On each known announcement date, we introduce a random jump to the stock price. Applying this idea to extend...

A key issue in understanding option pricing is the response of option implied volatility to macro-economic announcements. We use high frequency data on ASX SPI 200 Index Options to examine the response of option implied volatility, as well as higher moments of the underlying return distribution,...

This paper addresses the question of how to measure market participants’ intra-day risk-neutral expectations. In contrast to widely used quotes data, we present a novel step-by-step approach to estimate intra-day risk-neutral densities (RND) by only using option trades data. Based on a unique...

This study examines whether the Indian stock market is efficient in semi-strong form and seasonality exists. For this purpose, we take the first and fourth quarters‟ results of companies for the years 2008 to 2011. We divide companies into good news and bad news portfolios on the basis of...

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...

Prior research documents that volatility spreads predict stock returns. If the trading activity of informed investors is an important driver of volatility spreads, then the predictability of stock returns should be more pronounced during major information events. This paper investigates whether...

We provide evidence that an option implied volatility-based measure predicts future absolute excess returns of the underlying stock around earnings announcements and annual meetings of shareholders, even after controlling for the realized stock return volatility shortly before these information...

This paper examines semi-strong form of efficient market hypothesis by taking September 2001 quarter earnings announcement as an event. The study is based on 146 companies having minimum 20 percent foreign holdings. We have used event study methodology, t test, Runs test and sign test to test...

On September 17, 2009, Boston Private Financial Holdings (BPFH) sold its Coral Gables, Florida based Gibraltar Private Bank & Trust subsidiary for $93 million. On October 27, 2009, Scott Rothstein fled to Morocco on a private jet before turning himself in to authorities. Mr. Rothstein has...

The study introduces empirical evidence that there are statistically significant relationships between intensity of upcoming aggregate merger activity and the present values of the factors HML and SMB in the Fama-French three-factor model of assets pricing