• Five9’s Q3 2026 adjusted EBITDA climbed 16% from the previous quarter to $81 million.
• Revenue rose 13% year over year to $323 million.
• The company agreed to acquire Level AI for $325 million in cash, with closing expected in 2026.
• Q4 2026 guidance calls for revenue of $328 million–$334 million and non-GAAP diluted earnings of $0.88–$0.92 per share.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Five9 Inc. published the original content used to generate this news brief on November 05, 2026, and is solely responsible for the information contained therein.