Another $15.2M for Proteon

Xconomy Boston — 

Waltham, MA-based Proteon Therapeutics, a developer of drugs for kidney and vascular disease, has brought in another $15.2 million in equity- and options-based funding from 19 investors, an SEC filing shows. The biotech company’s last financing was in 2009, when it announced raising $12 million from new backers Bessemer Venture Partners and Devon Park Bioventures to bring its then-funding round to $50 million.