Benzinga's Top #PreMarket Losers

Auxilium Pharmaceuticals

dropped 14.40% to $23.42 in pre-market trading after the company cut its 2014 forecast. Auxilium Pharma now expected FY14 revenue of $380 million to $420 million, versus its earlier outlook of $450 million to $490 million. Express Scripts Holding Company

shares fell 5.79% to $66.90 in pre-market trading after the company reported a downbeat first-quarter profit and cut its earnings outlook for 2014. eBay

dipped 4.20% to $52.25 in pre-market trading after the company issued a weak forecast. However, the company reported upbeat first-quarter results. HD Supply Holdings

shares dropped 3.03% to $25.90 in pre-market trading after the company announces a secondary offering of 30 million shares by selling stockholders.