MADDEN LARRY

PrivateCIK: 1284309

Location

IRVINE, CA

Senior insider sale

Chief Financial Officer at VIANT TECHNOLOGY INC. — senior position signals high conviction

$2.10M

176.58K shares

What this filing means

MADDEN LARRY plans to sell 176.58K shares of VIANT TECHNOLOGY INC. valued at approximately $2.10M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

MADDEN LARRY

Filed: 7/6/2026ACC: 0001958244-26-000432

InsiderMADDEN LARRYCIK 1284309

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IssuerVIANT TECHNOLOGY INC.CIK 1828791

Officer· Chief Financial Officer

Since Feb 2021

176.58K

Shares to sell

$2.10M

Approx. market value

60.78K

Acquired (3 months)

1

Planned

8 completed

Securities Acquired — Last 3 Months9

Sort

Acquired as compensation -- Restricted Stock Units

Compensation

3/10/2026

12.16K

Acquired as compensation -- Restricted Stock Units

Compensation

9/10/2025

4.58K

Acquired as compensation -- Restricted Stock Units

Compensation

9/10/2025

1.92K

Acquired as compensation -- Restricted Stock Units

Compensation

9/10/2025

4.24K

Acquired as compensation -- Restricted Stock Units

Compensation

6/10/2024

7.37K

Acquired as compensation -- Restricted Stock Units

Compensation

6/10/2024

4.68K

Acquired as compensation -- Restricted Stock Units

Compensation

3/10/2024

2.05K

Acquired as compensation -- Restricted Stock Units

Compensation

3/10/2023

16.23K

Acquired as compensation -- Restricted Stock Units

Compensation

3/10/2023

7.56K

Total acquired60.78K

Acquisition Date	Type	Amount Acquired	Gift
3/10/2026	Acquired as compensation -- Restricted Stock Units Compensation	12.16K	—
9/10/2025	Acquired as compensation -- Restricted Stock Units Compensation	4.58K	—
9/10/2025	Acquired as compensation -- Restricted Stock Units Compensation	1.92K	—
9/10/2025	Acquired as compensation -- Restricted Stock Units Compensation	4.24K	—
6/10/2024	Acquired as compensation -- Restricted Stock Units Compensation	7.37K	—
6/10/2024	Acquired as compensation -- Restricted Stock Units Compensation	4.68K	—
3/10/2024	Acquired as compensation -- Restricted Stock Units Compensation	2.05K	—
3/10/2023	Acquired as compensation -- Restricted Stock Units Compensation	16.23K	—
3/10/2023	Acquired as compensation -- Restricted Stock Units Compensation	7.56K	—
Total		60.78K

Planned & Completed Dispositions9

Sort

Completed

—Completed

Units to sell

14.67K

Market value

$177.5K

6/8/2026

—Completed

Units to sell

18.66K

Market value

$228.5K

6/5/2026

—Completed

Units to sell

17.30K

Market value

$197.6K

5/11/2026

—Completed

Units to sell

18.54K

Market value

$219.7K

5/8/2026

—Completed

Units to sell

12.78K

Market value

$129.9K

4/23/2026

—Completed

Units to sell

13.26K

Market value

$142.4K

4/22/2026

—Completed

Units to sell

13.28K

Market value

$144.9K

4/21/2026

—Completed

Units to sell

7.30K

Market value

$82.5K

4/6/2026

Planned — Approximate Date

NASDPlanned

Units to sell

60.78K

Market value

$776.8K

7/6/2026

Total

Units

176.58K

Value

$2.10M

Date	Units to Sell	Approx. Market Value	Exchange	Status
Completed
6/8/2026	14.67K	$177.5K	—	Completed
6/5/2026	18.66K	$228.5K	—	Completed
5/11/2026	17.30K	$197.6K	—	Completed
5/8/2026	18.54K	$219.7K	—	Completed
4/23/2026	12.78K	$129.9K	—	Completed
4/22/2026	13.26K	$142.4K	—	Completed
4/21/2026	13.28K	$144.9K	—	Completed
4/6/2026	7.30K	$82.5K	—	Completed
Planned — Approximate Date
7/6/2026	60.78K	$776.8K	NASD	Planned
Total	176.58K	$2.10M