VANDERHOOK TIMOTHY

PrivateCIK: 1843103
Location

IRVINE, CA

VANDERHOOK TIMOTHY (See Remarks) sold 12.50K shares of VIANT TECHNOLOGY INC. on the open market

Open‑market sale worth $153.1K. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderVANDERHOOK TIMOTHYCIK 1843103
IssuerVIANT TECHNOLOGY INC.CIK 1828791
DirectorOfficer· See Remarks
Since Feb 2021
-25K
Net shares
Net seller
$153.1K
Total sold
3
Open market trades
0B · 3S
6
Total transactions
12.50K acquired · 37.50K disposed
Non-Derivative Transactions5

Class A Common Stock

Indirect
M · Option Exercise

Shares

+12.50K

Price / share

Trade value

% of position

New position
1/20/2026
0.0012.50K

Class B Common Stock

Indirect
D · Disposition

Shares

12.50K

Price / share

Trade value

% of position

0.1%
1/20/2026
9.16M9.14M

Class A Common Stock

Indirect
S · Sale

Shares

5K

Price / share

$11.94

Trade value

$59.70K

% of position

40.0%
1/20/2026
12.50K7.50K

Class A Common Stock

Indirect
S · Sale

Shares

4.93K

Price / share

$12.24

Trade value

$60.30K

% of position

65.7%
1/21/2026
7.50K2.57K

Class A Common Stock

Indirect
S · Sale

Shares

2.57K

Price / share

$12.87

Trade value

$33.13K

% of position

New position
1/22/2026
2.57K0.00
Total

Net shares

12.50K

Net value

-$153.13K

Derivative Transactions1

Class B Units

Indirect
M · Option Exercise
Converts to

Class A Common Stock

12.50K shares

Shares

12.50K

Strike price

Held after

9.14M

Exercisable

1/20/2026
VANDERHOOK TIMOTHY — Insider Transaction (Form 4) Filed Jan 22, 2026 | Finecho