SIEBEL THOMAS M 4

4 · C3.ai, Inc. · Filed Mar 3, 2026

Form 4

Period: 2026-03-01

DirectorExecutive Chairman10% Owner

Transactions

Exercise/Conversion
Class A Common Stock
[F1]
2026-03-01+32,736→ 755,098 total
Sale
Class A Common Stock
[F2][F3]
2026-03-02$7.79/sh−17,655$137,532→ 737,443 total
Gift
Class A Common Stock
2026-03-03−15,081→ 722,362 total
Gift
Class A Common Stock
[F4]
2026-03-03+15,081→ 672,857 total(indirect: See Footnote)
Exercise/Conversion
Restricted Stock Units
[F1][F9]
2026-03-01−32,736→ 98,210 total
→ Class A Common Stock (32,736 underlying)

Holdings

Footnotes (9)

[F1]Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.
[F2]Pursuant to the Issuer's policies and practice, these shares of Class A Common Stock were automatically withheld and sold by the Issuer to satisfy the Reporting Person's tax withholding obligations related to the vesting of RSUs reported herein.
[F3]The price reported is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $7.75 to $7.82, inclusive. The Reporting Person will provide upon request to the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, full information regarding the number of shares sold at each separate price.
[F4]The shares are held by The Siebel Living Trust u/a/d 7/27/93, as amended, of which the Reporting Person is trustee.
[F5]The shares are held by First Virtual Holdings, LLC, of which the Reporting Person is Chairman.
[F6]The shares are held by Siebel Asset Management, L.P., of which the Reporting Person is the general partner.
[F7]The shares are held by Siebel Asset Management III, L.P., of which the Reporting Person is the general partner.
[F8]The shares are held by The Siebel 2011 Irrevocable Children's Trust, of which the Reporting Person is co-trustee.
[F9]1/12th of the RSUs vest on each quarterly anniversary from December 1, 2023, so long as the Reporting Person continues to provide services through such vesting date.

Signature

/s/ Sasha Pesic, Attorney-in-Fact|2026-03-03

Documents

1 file