SIEBEL THOMAS M

PrivateCIK: 1031530
Location

REDWOOD CITY, CA

SIEBEL THOMAS M (Chief Executive Officer) sold 13.9% of their position (139.50K shares) of C3.AI, INC. on the open market

Open‑market sale worth $1.34M — a moderate reduction. 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
-139.50K
Net shares
Net seller
$1.34M
Total sold
1
Open market trades
0B · 1S
5
Total transactions
427.17K acquired · 566.67K disposed
Non-Derivative Transactions4

Class A Common Stock

Direct
M · Option Exercise

Shares

+283.33K

Price / share

Trade value

% of position

39.2%
8/2/2026
722.36K1.01M

Class A Common Stock

Direct
S · Sale

Shares

139.50K

Price / share

$9.61

Trade value

$1.34M

% of position

13.9%
8/3/2026
1.01M866.20K

Class A Common Stock

Direct
G · Gift

Shares

143.83K

Price / share

Trade value

% of position

16.6%
8/4/2026
866.20K722.36K

Class A Common Stock

Indirect
G · Gift

Shares

+143.83K

Price / share

Trade value

% of position

2.1%
8/4/2026
6.92M7.07M
Total

Net shares

+143.83K

Net value

-$1.34M

Derivative Transactions1

Performance Restricted Stock Units

Direct
M · Option Exercise
Converts to

Class A Common Stock

283.33K shares

Shares

283.33K

Strike price

Held after

0.00

Exercisable

8/2/2026
Non-Derivative Holdings (Post-Transaction)4

Class A Common Stock

Indirect
Shares owned9.22K

Class A Common Stock

Indirect
Shares owned170.29K

Class A Common Stock

Indirect
Shares owned72.69K

Class A Common Stock

Indirect
Shares owned1.24M
Total
1.49M indirect1.49M
Derivative Holdings (Post-Transaction)0
No derivative holdings reported