Morning Market Losers

Hyperdynamics

shares tumbled 75.03% to $1.31 after Tullow asserted a Force Majeure event on its offshore Guinea project. Geron

dropped 66.03% to $1.49 on the US FDA's IND clinical hold notice for Imetelstat. China Techfaith Wireless Communication Technology

shares slipped 21.53% to $2.15 after the company reported Q4 results. Synta Pharmaceuticals

shares tumbled 17.42% to $4.36 after gaining 4.35% on Tuesday. Stifel Nicolaus downgraded the stock from Hold to Sell. Zogenix

declined 15.42% to $3.84 after jumping 11.82% on Tuesday. Express

dipped 12.72% to $15.92 after the company reported downbeat Q4 earnings and issued a weak forecast. MagnaChip Semiconductor

shares tumbled 11.60% to $12.67 after the company reported non-reliance on previously-issued financial statements and withdrew its outlook for the fourth quarter.