Oracle, Aurora Cannabis and more

Check out the companies as headlines after :

Shares of Oracle dipped as much as 5% during extended trading after the company's CEO Mark Hurd announced a medical leave and $ 15 billion buy back . Founder and CEO Larry Ellison said in a statement that he and Safra Catz, who also holds the title of CEO, will cover Hurd's responsibilities during his absence. The tech giant, meanwhile, posted less-than-stellar results in the first quarter a day earlier than expected. Oracle reported adjusted earnings per share of $ 0.81[ads1], consistent with Wall Street's consensus estimate, according to Refinitive. Oracle reported revenue of $ 9.22 billion, which missed the $ 9.29 billion forecast from analysts polled by Refinitive.

Aurora Cannabis shares held more than 9% after the company had poor revenue guidance and a large loss of revenue in the fourth quarter. Cannabis manufacturer reported sales of CA $ 98.9 million compared to a consensus estimate of Refinitive of $ 108.3 million. The company did not report earnings per share, and the $ 0 GAAP EPS is unlikely to be comparable to estimates.

Shares in Chesapeake Energy Corp. fell 1% as news of crude oil sales continued to hurt the company's stock. The sale followed a report that suggested President Trump was considering easing sanctions on Iran as a willpower against Iranian President Hassan Rouhani.

DXC Technology's shares plunged more than 6% following the announcement that Mike Salvino will take over as CEO. Mike Lawrie, who is leaving the position, will continue his position as chairman until the end of the year.