After-hours buzz: LinkedIn, Amgen, FireEye & more By: CNBC.com News July 30, 2015 at 17:52 PM EDT Check out the companies making headlines after the bell Thursday: LinkedIn, Amgen, FireEye & more. Read More >> Related Stocks: Amgen Broadcom Corp Digital Realty Trust Electronic Arts Expedia Fireeye Inc Tempur-Pedic International Inc Western Union