BRIEF-Akcea Therapeutics Inc shares open at $8.13 in debut vs IPO price of $8/share By: Reuters: Company News July 14, 2017 at 12:08 PM EDT * Akcea Therapeutics Inc shares open at $8.13 in debut on the NASDAQ versus IPO price of $8.00 per share Read More >> Related Stocks: Akcea Therapeutics Inc