C3.ai CEO and Chairman Thomas M. Siebel disposes of USD 4,796,219 in common shares

Thomas M. Siebel, CEO and chairman, sold 444,248 C3.ai Class A shares on Sept. 15-16 at weighted-average prices of $10.90, $10.54. Sales followed option exercises for 444,248 shares at $3.90. * Directly owned Class A shares fell to 722,362. * Stock options beneficially owned declined to 1,968,948. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. C3.ai Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001577526-26-000130), on September 17, 2026, and is solely responsible for the information contained therein. (C)