Early movers: STJ, YHOO, TWTR, CAG, UBS, CBS, CAT & more By: CNBC.com News October 11, 2016 at 08:00 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Apple CBS Corp Caterpillar ConAgra Foods Cummins Illumina Inc Nike Inc Seagate Technology Plc St. Jude Medical Twilio Twitter, Inc. Verizon Communications Via Renewables Inc Viacom Yahoo