After-hours buzz: Citigroup, GoPro, Starbucks & more By: CNBC.com News October 30, 2014 at 17:00 PM EDT Check out which companies are making headlines after the bell Thursday: Citigroup, GoPro, Starbucks & more. Read More >> Related Stocks: Citigroup Expedia Gopro Inc Cl A Groupon Cl A Starbucks Corp Tempur-Pedic International Inc Western Union