Benzinga's Top #PreMarket Losers

Verastem Inc VSTM shares fell 12.86 percent to $5.76 in pre-market trading after rising 2.16 percent on Tuesday. Republic Airways Holdings Inc. RJET shares declined 4.48 percent to $3.20 in pre-market trading after rising 5.02 percent on Tuesday. Oncothyreon Inc (USA) ONTY shares tumbled 2.72 percent to $3.22 in pre-market trading after gaining 6.77 percent on Tuesday. Century Aluminum Co CENX fell 2.58 percent to $4.53 in pre-market trading. Century Aluminum issued a notice to employees at Hawesville, Kentucky smelter of its intent to curtail plant operations. Transocean LTD RIG shares dipped 2.02 percent to $11.95 in pre-market trading following the announcement of an Extraordinary General Meeting of Shareholders where, apparently, the board intends to propose a cancelation of the stock's dividend for the last two quarters of the fiscal year. The meeting will be held on October 29.