>>> US After Hours Summary: STAY +6% and HEI +1.6% following earni

After Hours Summary: STAY +6% and HEI +1.6% following earnings/guidance, CARS +8.5% on Starboard stake, MDR -1.8% lower on CBI all-stock merger news

After Hours Gainers:

Companies trading higher in after hours in reaction to earnings/guidance: STAY +6% (announces CFO Jonathan Halkyard to Succeed Gerry Lopez as CEO on January 1, 2018; raised FY 17 revs guidance), HEI +1.6%

Companies trading higher in after hours in reaction to news: AMPE +12.5% (continued strength after 25% move higher today), CARS +8.5% (jumps on Starboard 9.9% active stake disclosure), SCMP +7.2% (after being initiated with Buy and $43 tgt at Nomura / Instinet), OTIV +7% (following Monday's 120% move higher), APTI +4.7% (higher on light volume after Morgan Stanley increases passive stake), PTEN +2.9% (light volume; higher following MDR / CBI news), KTOS +2.8% (lifting after announcing that its Unmanned Systems Division recently received a single award IDIQ contract, with a $27 million ceiling from a U.S. Government Agency related to unmanned drone systems), SQM +2.7% (to begin a new conciliation process), CSOD +2.6% (indicated higher after Silver Lake discloses 10.8% active stake pursuant to the investment agreement), TRVG +2.6% (light volume; 683 Capital Management discloses 7.2% passive stake), SONC +2.3% (after Southeastern Asset Management becomes active investor / affirms 16% stake), NUAN +2.2% (still checking for anything specfic), RIOT +1.8% (continued strength after 28% move higher on Monday), CHCT +1.4% (will replace Ruby Tuesday (RT) in the S&P SmallCap 600), PH +0.9% (ticking higher; Department of Justice confirmed settlement with Parker-Hannifin - requires Parker-Hannifin to divest the Facet filtration business), KORS +0.5% (initiated with Buy/$69 tgt at Needham), CBI +0.4% (CB&I and McDermott to merge in $6 bln deal E&C deal; CB&I shareholders will be entitled to receive 2.47221 shares of MDR), LMT +0.4% (ticking higher after being awarded several government contracts)

After Hours Losers:

Companies trading lower in after hours in reaction to news: LFIN -30.9% (after surging 200%+ higher and CEO's appearance on CNBC Fast Money), NVAX -18.8% (continues Phase 3 trial of the RSV F Vaccine for infants via maternal immunization and provides update on Phase 1/2 Trial of the NanoFlu Vaccine), MARA -5.4% (to sell 1,354,546 shares of common stock for gross proceeds of approximately $7,450,000), MLNK -4.5% (modestly pulling back), CIO -3.5% (commences 4 mln common stock offering), AERI -2.1% (confirmed FDA approval of Rhopressa for elevated intraocular pressure in patients with open-angle glaucoma or ocular hypertension), MON -2% (still checking - possibly BAYRY related), MDR -1.8% (CB&I and McDermott to merge in $6 bln deal E&C deal; CB&I shareholders will be entitled to receive 2.47221 shares of MDR), PETX -1.8% (entered into a Sales Agreement with Cowen pursuant to which the Company may sell up $50.0 million of shares of its common stock), MB -1.7% (lower following block trade pricing), DPW -1.6% (files for $100 mln mixed securities shelf offering)