SIEBEL THOMAS M

PrivateCIK: 1031530
Location

REDWOOD CITY, CA

SIEBEL THOMAS M (Chief Executive Officer) sold 3.5% of their position (27.21K shares) of C3.AI, INC. on the open market

Open‑market sale worth $252.2K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderSIEBEL THOMAS MCIK 1031530
IssuerC3.AI, INC.CIK 1577526
DirectorOfficer10% Owner· Chief Executive Officer
Since Dec 2020
-27.21K
Net shares
Net seller
$252.2K
Total sold
1
Open market trades
0B · 1S
5
Total transactions
79.04K acquired · 106.25K disposed
Non-Derivative Transactions4

Class A Common Stock

Direct
M · Option Exercise

Shares

+53.13K

Price / share

Trade value

% of position

7.4%
5/1/2026
722.36K775.49K

Class A Common Stock

Direct
S · Sale

Shares

27.21K

Price / share

$9.27

Trade value

$252.24K

% of position

3.5%
5/4/2026
775.49K748.28K

Class A Common Stock

Direct
G · Gift

Shares

25.91K

Price / share

Trade value

% of position

3.5%
5/5/2026
748.28K722.36K

Class A Common Stock

Indirect
G · Gift

Shares

+25.91K

Price / share

Trade value

% of position

3.7%
5/5/2026
694.19K720.10K
Total

Net shares

+25.91K

Net value

-$252.24K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Class A Common Stock

53.13K shares

Shares

53.13K

Strike price

Held after

0.00

Exercisable

5/1/2026
Non-Derivative Holdings (Post-Transaction)4

Class A Common Stock

Indirect
Shares owned1.24M

Class A Common Stock

Indirect
Shares owned9.22K

Class A Common Stock

Indirect
Shares owned170.29K

Class A Common Stock

Indirect
Shares owned72.69K
Total
1.49M indirect1.49M
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
SIEBEL THOMAS M — Insider Transaction (Form 4) Filed May 5, 2026 | Finecho