This study first establishes a causal relation between insider trading and the likelihood of stock price crash occurrence, and then investigates potential channels through which the former influences the latter. Exploiting the initial enforcement of insider trading laws in a country as a natural...

Using stock market data over 16 years for Chinese stock markets and over 3 years for U.S. stock markets, this study explores the explanatory power of early intraday market-wide up and down movements to the subsequent intraday returns within the same trading day. As compared to the closing of the...