Benzinga's Top #PreMarket Losers

Orexigen Therapeutics

dipped 4.98% to $6.49 in the pre-market session after the company announced a proposed offering of $100 million of convertible senior notes. Tower Semiconductor

shares fell 4.04% to $4.04 in the pre-market trading. Tower Semiconductor's trailing-twelve-month ROE is -48.29%. Groupon

shares dropped 2.65% to $8.83 in pre-market trading. Groupon's PEG ratio is 3.87. SolarCity

dipped 2.16% to $51.15. SolarCity's trailing-twelve-month profit margin is -38.48%.