Dialog Semi slump, banks weigh on European shares; volatility up By: Reuters: Company News April 11, 2017 at 12:43 PM EDT * Autogrill rallies as spin-off move fuels M&A chatter (Adds details, closing prices) Read More >> Related Stocks: American Shared Hospital Services Apple Best Buy Bombardier IAMGOLD Corporation Moelis Sienna Resources Inc Stmicroelectronics ADR