Morning Market Movers

GT Advanced Technologies GTAT jumped 40.50% to $1.70 after surging 51.25% on Tuesday. Trio-Tech International TRT climbed 9.45% to $3.59 on Q4 results. Blackhawk Network Holdings HAWK shares surged 9.25% to $34.50 after the company reported upbeat Q3 results. Chimerix CMRX shares climbed 5.15% to $34.94 on positive brincidofovir data. Ligand Pharmaceuticals LGND rose 3.45% to $44.39 after the company lifted its Q3 forecast. SolarCity SCTY shares surged 3.10% to $56.24 after the company announced a MyPower solar financing option. Symantec SYMC shares rose 2.85% to $23.85. Bloomberg reported that Symantec is exploring split into security and storage companies, according to sources. Costco Wholesale COST gained 2.73% to $128.70 after the company reported stronger-than-expected earnings for the fourth quarter.