After Hours Summary: UNP +6% on COO appointment, VIVO -6.7% following prelim sales guidanceAfter Hours Gainers:
Companies trading higher in after hours in reaction to news: UNP +6.1% (names former Canadian National Railway exec Jim Vena as COO effective Jan 14), ETSY +2% and QEP +1.9% (continued strength), NUVA +1.2% (modestly rebounding from today's 9% decline), NVDA +0.8% (introduces DRIVE AutoPilot, world's first commercially available Level 2+ automated driving system)
After Hours Losers:
Companies trading lower in after hours in reaction to guidance: VIVO -6.7% (sees Q1 revs $51-51.5 mln vs $53.7 mln consensus driven by weakness in the Diagnostics segment)
Companies trading lower in after hours in reaction to news: SPWR -4.2% (ticking lower; was initiated with Underweight at Barclays), NLY -2.5% (to make public offering of 75 mln shares of common stock), CFX -0.8% (commenced public offering of 4 mln tangible equity units with an aggregate stated amount of $400 mln)