On The Fly: After Hours Movers

HIGHER: AMD (AMD), up 6% after CNBC reported that Tesla (TSLA) was working with AMD on self-driving car AI chip... Amphastar Pharmaceuticals (AMPH), up 2.9% after receiving FDA approval for sodium bicarbonate injection... GSE Systems (GVP), up 3.5% after acquiring Absolute Consulting, which it said will be immediately accretive to earnings. LOWER AFTER EARNINGS: Herman Miller (MLHR), down 1.1% after reporting Q1 earnings, giving Q2 guidance... Dr Pepper Snapple Group (DPS), down 0.5% after cutting FY17 EPS guidance. ALSO LOWER: Juno Therapeutics (JUNO), down 4.2% after filing to sell $225M in common stock.