BlackRock, Tyson rise in premarket trade By: MarketWatch November 18, 2013 at 08:52 AM EST Shares of BlackRock Inc. and Tyson Foods Inc. rise in premarket trade Monday while Sony Corp.’s PlayStation 4 sales attract investor attention. Read More >> Related Stocks: BlackRock JPMorgan Chase & Co Jinkosolar Holding Company ADR Microsoft Sony Corp Tyson Foods