C3 AI founder Thomas Siebel returns as CEO, reports Q4 revenue of $51.6 million

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C3 AI Announces Preliminary Fourth Quarter and Full Fiscal Year 2026 Results; Thomas M. Siebel Resumes Role of Chief Executive Officer

May 12, 2026 8:00 AM EDT

Q4 Revenue of $51.6 Million Within Guidance Range; Non-GAAP Operating Loss Better Than Guidance; Stephen Ehikian Continues as President

REDWOOD CITY, Calif.--(BUSINESS WIRE)-- C3.ai, Inc. (C3 AI, C3, or the Company) (NYSE: AI), the Enterprise AI application software company, today announced preliminary financial results for its fourth quarter and full fiscal year ended April 30, 2026, and significant changes to its executive leadership.

Leadership Update

Effective May 8, 2026, Thomas M. Siebel resumed the role of Chief Executive Officer of C3 AI and continues to serve as Chairman of the Board... More