Triangle firm sees stock slide ahead of $13 million offering

A Triangle medical technology company battling to commercialize its robotic surgical suite is going back out to market in a public offering, sending its stock prices down another 30 percent Wednesday. On Wednesday morning, Research Triangle Park-based TransEnterix (NYSE: TRXC) filed with the U.S. Securities and Exchange Commission (SEC) the pricing of a new public offering. According to the documents, the company plans to offer 37.2 million shares of its common stock at an offering price of $0.35…