TORONTO, Sept. 04, 2025 (GLOBE NEWSWIRE) -- Further to its news release on July 18, 2025, Optiva Inc. (TSX: OPT) ("Optiva" or the "Company"), a leader in powering the telecom industry with cloud-native billing, charging and revenue management software on private and public clouds, today announced that it has entered into an amended support agreement dated September 3, 2025 with holders ("Noteholders") of approximately 85% of its outstanding principal amount of 9.75% senior secured PIK toggle notes due July ...