We investigate the immediate impact of firm-specific announcements on the trading volume of individual and institutional investors on the Australian Securities Exchange (ASX). Institutional investors exhibit abnormal trading volume before and after announcements. However, individual investors...

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...

This study investigates the impact of timing of the release of firm-specific announcements on trading volume of individual and institutional investors. We use trading data in five-minute intervals to capture the immediate impact of announcements on the trading volume. We find that individual...

This paper investigates trade initiation activities ‘immediately' before and after earnings and takeover ‘day' announcements. We find that investors' initiate buy and sell (buy or sell) trades immediately before (after) earnings and takeover day announcements. High volatility and more...