 DALLAS--BUSINESS WIRE--Zix Corporation Zix NASDAQ: ZIXI, a leader in email security, will hold its 2021 annual shareholders meeting at 10 a.m. CT on Wednesday, June 9, 2021. The event will be a virtual meeting held over the internet. You will be able to attend by accessing the following link: The meeting will include brief remarks from Chief Executive Officer David Wagner on the companys outlook and recent financial and operational achievements 