Form 4 Filing for Thomas M. Siebel - C3.ai, Inc.

This filing details transactions made by Thomas M. Siebel, CEO and Chairman of the Board of C3.ai, Inc. (AI), on September 15-16, 2026. Siebel acquired 282,001 shares of Class A Common Stock at $3.90 per share and disposed of 282,001 shares at a weighted-average price of $10.90 (ranging from $10.76 to $11.04). He also acquired 162,247 shares at $3.90 and disposed of 162,247 shares at a weighted-average price of $10.54 (ranging from $10.35 to $10.68). These transactions were executed under a Rule 10b5-1 trading plan. The filing also includes information on indirect ownership of Class A Common Stock through various trusts and entities. Siebel exercised options to acquire Class A Common Stock on both dates, with the options having an exercise price of $3.90.