Amgen's Q4 loss per share $ 1.05 1% adjusted 2009 earnings; full Full 2009 adjusted earnings … 1000 Oaks, CA, January 25 / BUSINESS WIRE / – Amgen (NASDAQ: AMGN) 2009 Q4 was 1.06 in Q4 2008 1% decrease compared to $ 1.05 a share (EPS) reported that revenue per adjusted.