Stifel Financial Corp lifted its position in Amgen Inc. (NASDAQ:AMGN – Free Report) by 0.2% in the fourth quarter, HoldingsChannel reports. The firm owned 1,358,181 shares of the medical research company’s stock after buying an additional 3,299 shares during the period. Stifel Financial Corp’s holdings in Amgen were worth $391,216,000 at the end of the […]