Benzinga's Top Upgrades, Downgrades For January 23, 2018 By: Benzinga via Benzinga January 23, 2018 at 09:18 AM EST Top Upgrades Argus Research upgraded Amgen, Inc. (NASDAQ: AMGN) from Hold to Buy. Amgen shares rose 0.15 percent to $192.62 ... Read More >> Related Stocks: 3M Co Altice USA Inc Cl A Amgen Arista Networks Inc Axcelis Tech Inc Central Garden Crispr Therapeutics Ag Dollar General Duke Energy Exelon Corp GX Metaverse ETF Global Blood Ther Gopro Inc Cl A HP Inc Jack Henry & Assoc Lennox International Mobile Mini Inc Navistar International Corp NetApp Sanofi-Aventis S.A. ADR Sentinelone Inc Cl A Southern Co The Simply Good Foods Company Triumph Bancorp