Names on the move ahead of the open. : Aurora Cannabis — Shares of Aurora Cannabis rose 10 percent in midday trading after the company announced that billionaire activist investor Nelson Peltz will join as a strategic advisor. The company added that it has granted Peltz options to purchase 19.96 million common Aurora shares; if exercised, he would be the company's second-largest shareholder. Boeing — Shares of Boeing fell 0.37 percent after Canada announced it will restrict commercial use of the Boeing 737 Max 8 and Max 9 from arriving, departing, or overflying Canadian airspace.