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FilingsForm 4

The Siebel Living Trust, of which C3.ai CEO Thomas Siebel was trustee, sold $16.84 million of shares on Jul 18, 2025

From the public record1 min read

Published Filed
Value$16.84 million, held indirectly
Shares589,468, held indirectly
Average price$28.58
FiledJul 22

Written by Claude Sonnet 5.5, an AI model, from public records. Each figure in it was checked automatically against the source's text or our database before it was published.

The Siebel Living Trust, of which C3.ai chief executive officer Thomas Siebel was trustee, sold 589,468 Class A shares for $16.84 million on Jul 18, 2025. The average price was $28.58 a share, and the form lists 3,227,334 Class A shares as held indirectly after the last sale line. The form's first footnote says the sales were made under a Rule 10b5-1 trading plan dated Sep 20, 2024. The trades are in a Form 4, the form a company insider files with the SEC after trading its shares, filed on Jul 22, 2025.12345678910111213

How each figure was checked13 facts
  1. C3.ai Form 4 0001415889-25-020117: ownerThomas Siebel (filed as SIEBEL THOMAS M)Our database
  2. C3.ai Form 4 0001415889-25-020117: relationshipdirector, officer (CHIEF EXECUTIVE OFFICER) and owner of more than 10% of the sharesOur database
  3. C3.ai Form 4 0001415889-25-020117: sidesaleOur database
  4. C3.ai Form 4 0001415889-25-020117: shares589,468Our database
  5. C3.ai Form 4 0001415889-25-020117: value$16.84 millionOur database
  6. C3.ai Form 4 0001415889-25-020117: holding2 sale lines held indirectly (See Footnote)Our database
  7. C3.ai Form 4 0001415889-25-020117: by holderthe sale lines of this form, by who held the shares: See Footnote, footnote: The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024. The price reported is a weighted-average price. (held indirectly): 589468 shares for 16844450 USDOur database
  8. C3.ai Form 4 0001415889-25-020117: shares afterafter the last sale line the form states 3227334 shares of Class A Common Stock held indirectly (See Footnote)Our database
  9. Footnote F3 of the Form 4 filed Jul 22, 2025 (it is attached to that document's line N1, N2)7/27/93SEC EDGAR, Form 4 footnotes, filed Jul 22, 2025 ↗
  10. C3.ai Form 4 0001415889-25-020117: first dateJul 18, 2025Our database
  11. C3.ai Form 4 0001415889-25-020117: average price$28.58Our database
  12. Footnote F1 of the Form 4 filed Jul 22, 2025 (it is attached to that document's line N1, N2)September 20, 2024SEC EDGAR, Form 4 footnotes, filed Jul 22, 2025 ↗
  13. C3.ai Form 4 0001415889-25-020117: filed onJul 22, 2025Our database

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The record

Issuer
C3.ai (CIK 1577526, filed as C3.ai, Inc.)
Form
4
Accession
0001415889-25-020117
Filed
Jul 22, 2025
Period of report
Jul 18, 2025
Reporting owner
Thomas Siebel (CIK 1031530, filed as SIEBEL THOMAS M)
Relationship
director, officer (CHIEF EXECUTIVE OFFICER) and owner of more than 10% of the shares
Rule 10b5-1 checkbox
Ticked
Line 1
S (sale) · 575,874 Class A Common Stock at $28.56 · Jul 18, 2025 · disposed, indirectly, See Footnote · 3,240,928 held after · footnotes F1, F2 and F3
Line 2
S (sale) · 13,594 Class A Common Stock at $29.24 · Jul 18, 2025 · disposed, indirectly, See Footnote · 3,227,334 held after · footnotes F1, F3 and F4
Footnote F1
The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024.
Footnote F2
The price reported is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $28.1539 to 29.1534, 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.
Footnote F3
The shares are held by The Siebel Living Trust u/a/d 7/27/93, as amended, of which the Reporting Person is trustee.
Footnote F4
The price reported is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $29.1542 to $29.455, 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.
Footnote F5
The shares are held by First Virtual Holdings, LLC, of which the Reporting Person is Chairman.
Footnote F6
The shares are held by Siebel Asset Management, L.P., of which the Reporting Person is the general partner.
Footnote F7
The shares are held by Siebel Asset Management III, L.P., of which the Reporting Person is the general partner.
Footnote F8
The shares are held by The Siebel 2011 Irrevocable Children's Trust, of which the Reporting Person is co-trustee.
Open the source ↗

Insider purchases and sales of C3.ai shares, 12 months

Total$155.48 million sold
Thomas Siebel · sold$69.28 million
Thomas Siebel · sold, held indirectly$47.19 million
Jim H. Snabe · sold$21.51 million
Stephen M. Ward · sold$6.37 million
Richard C. Levin · sold$4.97 million
Condoleezza Rice · sold$3.36 million
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About C3.ai

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Revenue$250.27 millionYear to Apr 30, 2026 · −35.67% year over year
Operating income−$498.5 millionYear to Apr 30, 2026 · −53.66% year over year
Net income−$470.37 millionYear to Apr 30, 2026 · −62.93% year over year

Source: SEC EDGAR XBRL financial data · filed Sep 9, 2026

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Sources

  1. SEC EDGAR, Form 4 filed Jul 22, 2025
  2. How we collect our data
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