TORONTO, Nov. 06, 2025 (GLOBE NEWSWIRE) -- Optiva Inc. (TSX:OPT) ("Optiva") is pleased to announce the mailing of its notices of meetings, management information circular (the "Circular"), forms of proxy and letters of transmittal (collectively, the "Meeting Materials") to (i) the shareholders of Optiva (the "Shareholders") in connection with the special meeting of Shareholders scheduled to commence at 10:00 a.m. (Toronto time) on November 27, 2025 (the "Shareholder Meeting") and (i) holders (the "Noteholde ...