Prior studies indicate that institutional investors are informed, in the sense that their trades predict price changes. In this study we show that return predictive ability of institutions arises (after controlling for size, book-to-market, and momentum) mainly from institutional sales of...

We examine how trading by institutional traders affects those by insiders. Using data at the trade level, we find insiders complete their trades faster when institutions trade on the same side in the stock. The effect of institutional activity on insider trading is more pronounced when insiders...

This article investigates the impact of political uncertainty and abnormal market conditions on institutional trading behavior. The study finds that institutional investors are net buyers during abnormal market decreases and net sellers during abnormal market increases. Institutional investors'...

This paper examines long-term price overreactions in various financial markets (commodities, US stock market and FOREX). First, t-tests are carried out for overreactions as a statistical phenomenon. Second, a trading robot approach is applied to test the profitability of two alternative...

This paper examines short-term price reactions after one-day abnormal price changes and whether they create exploitable profit opportunities in various financial markets. A t-test confirms the presence of overreactions and also suggests that there is an "inertia anomaly", i.e. after an...