Conkwest, Nabriva file for IPOs

Conkwest Inc. (Cardiff-by-the-Sea, Calif.) and Nabriva Therapeutics AG (Vienna, Austria) filed for IPOs on NASDAQ.

Oncology company Conkwest filed to raise up to $172.5 million in an IPO underwritten by BofA Merrill Lynch; Citigroup; Jefferies; Piper Jaffray; and MLV. The company is developing a pipeline of cancer immunotherapies using activated natural killer cells. In December, it received a $48 million equity investment from Patrick Soon-Shiong's NantWorks LLC (Los Angeles, Calif.). Soon-Shiong is Conkwest's chairman and CEO. ...