Biotechs ProNAi Therapeutics, Chiasma, Jump In IPOs
ProNAi Therapeutics (DNAI) rose strongly as it made its initial public offering Thursday, raising $138 million. Another biotech IPO with a strong showing Thursday was Chiasma (CHMA), which priced above its estimated range and raised $102 million. ProNAi offered 8.1 million shares at 17, up from previous plans to sell 6.7 million shares. ProNAi stock was up 82%, near 31, in midday trading on the stock market today. Vancouver-based ProNAi is a