Five9 posts Q3 earnings, announces $325 M Level AI acquisition and issues weaker Q4 guidance

Five9 reported third‑quarter 2026 revenue of $323.3 million, up 13% year‑over‑year, with subscription revenue rising 16% YoY. The company signed a definitive agreement to acquire Level AI for $325.0 million in cash, a deal that will close in Q4 2026. It forecast Q4 adjusted EPS of $0.88‑$0.92, below analyst expectations, and lowered its full‑year non‑GAAP EPS outlook to $3.17‑$3.21 per share.

The below‑consensus Q4 EPS guidance triggered a pre‑market sell‑off, with Five9 shares falling 16.7% to $28.44. Barclays cut its price target to $38, reflecting the softer outlook and the cash outlay for the acquisition.

  • 1Q3 2026 revenue was $323.3 million, a 13% increase YoY.
  • 2Subscription revenue grew 16% YoY in Q3 2026.
  • 3Five9 signed a definitive agreement to acquire Level AI for $325.0 million in cash.
  • 4Q4 2026 adjusted EPS guidance is $0.88 to $0.92 per share.
  • 5Full‑year 2026 non‑GAAP EPS guidance is $3.17 to $3.21 per share.
  • 6Five9 stock fell 16.7% to $28.44 in pre‑market trading after the release.

Sources