Benzinga's Top #PreMarket Losers

SINA SINA dropped 3.22% to $46.60 in pre-market trading after the company announced the receipt of government notices from Beijing Municipal Cultural Market and reported Q1 preliminary results. Oppenheimer downgraded Sina from Outperform to Market Perform. JPMorgan Chase & Co JPM) shares fell 2.84% to $54.00 in pre-market trading after the bank projected Q2 revenue to drop by around 20% versus the year-ago period. JPMorgan shares fell 1.46% to $54.77 in pre-market trading. GameStop GME dipped 2.23% to $39.03 in pre-market trading after rising 1.68% on Friday. DryShips DRYS shares dropped 1.63% to $3.02 in pre-market trading after gaining 0.99% on Friday.