Cerebras Systems Inc. shares rose more than 17% in after-hours trading after the AI infrastructure company raised its 2026 revenue outlook and reported third-quarter GAAP revenue of $210.8 million, up 55% year over year. Core revenue reached $230.873 million, up 70% and above the $214.70 million analyst estimate, while GAAP earnings per share showed a loss of $0.67 versus a loss of $0.66 expected. The company forecast fourth-quarter core revenue of $310 million to $330 million and 2026 core revenue of $940 million to $960 million, above the $274.9 million and $887.5 million analyst consensuses, respectively. GAAP cloud and other services revenue rose 265% to $141.9 million, while core cloud revenue increased 272% to $144.9 million. Cerebras reported a 41% core gross margin and a negative 14% core operating margin, had contracted 700 megawatts of data-center capacity as of Sept. 30 and disclosed commercial cooperation with two new hyperscale cloud service providers. It also reported remaining performance obligations of $26.1 billion; Oracle Cloud Infrastructure is expected to provide Cerebras high-speed inference services in 2027. The Nov. 12, 2026 report was the company's third as a public company, after shares fell 68% from their May listing amid two consecutive negative earnings calls; the stock had risen roughly 17% over the five sessions before the release. The shares closed down 3.29% before the report and were quoted at $114.60 after-hours. Co-founder and CEO Andrew Feldman said revenue is expected to triple in 2027 as the company expands through direct sales, Cerebras Cloud and third-party providers. An earlier account described a $161.2 million loss and adjusted earnings of 13 cents per share, while the latest report lists the $0.67 figure on a GAAP basis.