May 11 (Reuters) - Optiva Inc OPT.TO :
* OPTIVA ANNOUNCES RESIGNATION OF CHIEF EXECUTIVE OFFICER
* DANIELLE ROYSTON HAS PROVIDED NOTICE OF HER RESIGNATION AS CHIEF EXECUTIVE OFFICER OF COMPANY
* ROYSTON'S RESIGNATION WILL BE EFFECTIVE ON AUGUST 9, 2020
* ROYSTON'S RESIGNATION WILL BE EFFECTIVE ON AUGUST 9, 2020, FOLLOWING A 90-DAY NOTICE PERIOD