The stock jumped 25% to $21.43 after the cloud customer-experience company reported $18.4m profit, or 21 cents a share, versus $576,000 a year earlier.
Adjusted earnings of 76 cents beat FactSet forecasts of 68 cents, while revenue rose 9% to $305.3m, ahead of expectations, as subscription revenue reached 82% of total sales.
Five9 forecast full-year revenue of $1.25bn-$1.27bn and adjusted earnings of $3.22-$3.30, broadly matching Wall Street estimates; earlier on Friday, its shares had been up about 16%.
Will the rise of agentic AI ultimately expand the SaaS market, or will it accelerate the decline of companies unable to adapt quickly enough?
How will the shift to outcome-based pricing and agent-accessible infrastructure reshape the relationship between SaaS providers and enterprise customers?