Morning Market Losers

Salem Communications (NASDAQ: SALM) fell 41.60% to $5.04 after the company reported Q2 EPS of $0.05, versus analysts' estimates of $0.17 per share. Marrone Bio Innovations (NASDAQ: MBII) shares slipped 37% to $6.01 after the company reported Q2 results and announced the resignation of its COO. Piper Jaffray downgraded Marrone Bio Innovations from Overweight to Neutral and lowered the price target from $19.00 to $11.00.Ignite Restaurant Group (NASDAQ: IRG) shares dropped 29.95% to $8.67 after the company reported downbeat Q2 results.Post Holdings (NYSE: POST) shares declined 23.19% to $34.19 after the company reported a Q3 loss of $0.30 per share on revenue of $633.0 million. The company also announced its plans to acquire American Blanching Company. SunTrust Robinson Humphrey downgraded Post Holdings from Buy to Hold and lowered the price target from $70.00 to $45.00.Smart Technologies (NASDAQ: SMT) fell 23.08% to $1.70 after the company reported downbeat Q1 earnings. It also expects FY sales of $420 million to 440 million, versus estimates of $562 million.Rubicon Technology (NASDAQ: RBCN) shares declined 20.43% to $5.96 on Q2 results. The company reported a Q2 loss of $0.39 per share on revenue of $14.50 million. JP Morgan downgraded Rubicon from Overweight to Neutral and lowered the price target from $13.00 to $8.00.Erickson (NASDAQ: EAC) slipped 19.62% to $11.84 after the company reported downbeat quarterly results and issued a weak FY14 forecast.Volcano (NASDAQ: VOLC) fell 18.28% to $12.90 after the company reported Q2 earnings of $0.01 per share on revenue of $102.60 million. Oppenheimer downgraded Volcano from Outperform to Market Perform and lowered the price target from $22.00 to $15.00.Zynga (NASDAQ: ZNGA) shares dipped 2.23% to $2.86 after the company reported weaker-than-expected second-quarter revenue and issued a downbeat revenue forecast for the third quarter. Zynga also lowered its 2014 outlook.