Morning Market Losers

Prima Biomed Ltd. PBMD dipped 16.91 percent to $1.35 following the announcement of s share purchase plan. Sinopec Shanghai Petrochemical Co. (ADR) SHI shares tumbled 13.61 percent to $33.70. Perficient, Inc. PRFT slipped 13.15 percent to $16.51 after the company lowered its Q2 and FY15 outlook. Enphase Energy Inc ENPH shares fell 12.15 percent to $6.65. JP Morgan downgraded Enphase Energy from Overweight to Neutral and lowered the price target from $16.00 to $10.00. Carbylan Therapeutics Inc CBYL declined 9.42 percent to $6.52. Carbylan Therapeutics named Dr. Prem Ramiya as Vice President, Pharmaceutical Development & Supply Chain. Tesla Motors Inc TSLA shares fell 2.89 percent to $260.14 in pre-market trading. Analysts at Pacific Crest downgraded Tesla Motors from Overweight to Sector Weight. SINA Corp SINA shares tumbled 2.02 percent to $43.62 in pre-market trading after falling 4.63 percent on Tuesday.