Benzinga's Top #PreMarket Losers

Burlington Stores Inc (NYSE: BURL) shares dropped 7.68 percent to $49.75 in pre-market. Burlington reported in-line earnings for the first quarter, but the company's sales missed analysts' expectations. The company also announced a $200 million stock buyback program. United Natural Foods, Inc. (NASDAQ: UNFI) shares fell 7.32 percent to $59.00 in pre-market trading after the company reported weaker-than-expected earnings for its fiscal third quarter and issued a weak forecast for the full year. Quiksilver, Inc. (NYSE: ZQK) shares declined 7.26 percent to $1.15 in pre-market trading following Q2 miss and news that management is 'rescinding previously stated financial guidance' for FY15. Neurocrine Biosciences, Inc. (NASDAQ: NBIX) fell 5.06 percent to $42.99 in pre-market trading after the company said it suspended two planned clinical studies of a treatment for congenital adrenal hyperplasia. Prima Biomed Ltd. (NASDAQ: PBMD) shares tumbled 2.74 percent to $2.13 in pre-market trading after gaining 2.34 percent on Monday.