Cerebras jumps 17% after revenue beat and new Microsoft cloud deal

Cerebras Systems posted record third-quarter core revenue of $230.9 million, up 70% from a year earlier and above the $214.7 million analysts expected, and raised its 2026 core revenue outlook to $940–960 million. CEO Andrew Feldman said Microsoft signed a cloud deal in October, with revenue expected from Q1 2027, adding to earlier deals with AWS and Oracle. Cerebras guided Q4 revenue to $310–330 million and says it expects revenue to roughly triple in 2027; shares rose about 17% after hours.