Flexion Therapeutics, a US-based biotechnology company currently advancing a portfolio of injectable analgesic drug candidates, has sold 5.750 million shares of common stock in their initial public offering (IPO).

The shares were offered at a price of $13 per share for an initial market cap of around $192m.

BMO Capital Markets and Wells Fargo Securities acted as joint book-running managers for the IPO. Flexion trades on the Nasdaq under ticker symbol…