We compare trade size clustering of morning, afternoon, and after hours trades in both the E-mini S&P 500 and E-mini NASDAQ-100 futures markets. Morning and afternoon volatility is higher than after hours volatility. Morning and afternoon trades cluster more at round sizes than after hours...

This paper investigates price discovery between control shares (the superior voting class) and public shares (the inferior voting class) issued by 62 dual-class firms around 148 quarterly earnings announcements from January 2002 to June 2008. We document substantial informed trading in both...