After-hours buzz: AMD, AKCA, IONS & more By: CNBC.com News August 27, 2018 at 17:47 PM EDT See which stocks are posting big moves after the bell on Monday. Read More >> Related Stocks: Adv Micro Devices Heico Corp Ionis Pharmaceuticals Phibro Anl Htlh A Symantec Corp Tiffany & Co Under Armour