On The Fly: After Hours Movers UP AFTER EARNINGS: Helen of Troy , up 3%... Barracuda Networks , up marginally after reporting second quarter results. ALSO HIGHER: Sucampo Pharmaceuticals , up 19.2% after announcing settlement agreement resolving patent litigation on AMITIZA... Civeo , up 15% after Greenlight Capital reported a 9.99% stake in the company... EXCO Resources , up 10.6% after T. Boone Pickens says that company approached by buyers, reported by Bloomberg... EXACT Sciences , up 3.7% after announcing final national coverage determination for Cologuard... US Ecology , up 2.5% following announcement that it will replace Measurement Specialties in S&P 600.