Early Movers: SIRI, AA, IBM, DELL, MSFT & More By: CNBC.com News July 09, 2013 at 07:41 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Alcoa Barnes & Noble Goldman Sachs Group Harris Corp International Business Machines Intuitive Surgical Kroger Co Microsoft Morgan Stanley Pzena Investment Management Inc Quest Diagnostics W D 40 Company