Biotechnology Shares of clinical-stage US biotech Immunic were up nearly 7% at $20.15 in morning trading, after it announced the closing of an underwritten public offering of 5,750,000 shares of its common stock at a public offering price of $18.00 per share, which includes the exercise in full by the underwriters of their option to purchase an additional 750,000 shares. 10 August 2020