15 Biggest Mid-Day Losers For Thursday

Cerulean Pharma Inc CERU shares dipped 27 percent to $0.817. Cerulean Pharma shares have dropped 60.28 percent over the past 52 weeks, while the S&P 500 index has gained 15.31 percent in the same period.
Tandem Diabetes Care Inc TNDM shares tumbled 24.2 percent to $1.17. Tandem Diabetes Care priced 18 million share offering at $1.25 per share.
Alphatec Holdings Inc ATEC shares fell 21.1 percent to $2.10 as the company reported a $18.9 million private placement.
Heat Biologics Inc HTBX shares dropped 15.5 percent to $0.870. Heat Biologics priced its 5 million share offering at $0.80 per share.
Rave Restaurant Group Inc RAVE shares fell 15 percent to $1.76.
QuickLogic Corporation QUIK shares declined 12.2 percent to $1.58. QuickLogic priced its 10 million share offering at $1.50 per share.
Orion Engineered Carbons SA OEC shares dropped 9.5 percent to $19.10. Orion Engineered Carbons reported a 5 million common stock secondary offering.
Interpace Diagnostics Group Inc IDXG shares fell 8.7 percent to $2.61 after the company reported debt restructuring and agreed to eliminate its royalty and milestone obligations.
Ultragenyx Pharmaceutical Inc RARE declined 7.4 percent to $72.56 after the company reported topline data from Phase 2 UXOO7 study. The trial did not meet primary endpoint. PiperJaffray downgraded Ultragenyx Pharmaceutical from Overweight to Neutral.
Proofpoint Inc PFPT shares declined 5.1 percent to $75.13. Goldman Sachs downgraded Proofpoint from Neutral to Sell.
Pulmatrix Inc PULM shares fell 5.1 percent to $3.70 after rising 0.52 percent on Wednesday.
Bellicum Pharmaceuticals Inc BLCM fell 4.5 percent to $13.73. Bellicum Pharmaceuticals reported a proposed public offering of 5 million shares of common stock.
Cherry Hill Mortgage Investment Corp CHMI declined 4.2 percent to $17.60 as the company reported a 4.5 million share offering.
Merit Medical Systems, Inc. MMSI declined 4 percent to $28.42. Merit Medical priced 4.5 million share public offering of common stock at $28.25 per share.
Centene Corp CNC shares fell 3.2 percent to $65.86. Citi downgraded Centene from Buy to Neutral.