Christopher Vanderhook Insider Trades & Stock Holdings

Chief Operating Officer · Viant Technology Inc. · Latest filing Jun 18, 2026

Christopher Vanderhook, Chief Operating Officer at Viant Technology Inc. has 5 Form 4 trades on file since Jun 15, 2026. Open-market activity: 0 purchases ($0) and 4 sales ($285.43K), net -$285.43K. Latest filing: disposed of 2.50K shares of $DSP on Jun 18, 2026 at $10.96.

Trades on file

5

Open-market bought

$0

Open-market sold

$285.43K

Net open-market

-$285.43K

Latest filing

Jun 18, 2026

All insider trades by Christopher Vanderhook

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 18, 2026	$DSP	Sell (Open-market sale) 10b5-1	2.50K	$10.96	$27.40K			-2.2%	+5.9%		Chief Operating Officer		Read
Jun 17, 2026	$DSP	Sell (Open-market sale) 10b5-1	5K	$11.09	$55.45K			+1.5%	+4.8%		Chief Operating Officer		Read
Jun 16, 2026	$DSP	Buy (Option exercise)	12.50K	$0	—			-2.5%	+9.1%		Chief Operating Officer		Read
Jun 15, 2026	$DSP	Sell (Open-market sale)	9.12K	$11.10	$101.29K			-3.4%	+16.9%		Chief Operating Officer		—
Jun 15, 2026	$DSP	Sell (Open-market sale)	9.12K	$11.10	$101.29K			-3.4%	+16.9%		Chief Operating Officer		Read

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Christopher Vanderhook traded

• $DSP

Frequently asked questions

Has Christopher Vanderhook been buying or selling stock?

Christopher Vanderhook has 0 open-market purchases and 4 open-market sales on file, net -$285.43K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Christopher Vanderhook's latest insider trade?

disposed of 2.50K shares of $DSP on Jun 18, 2026 at $10.96.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.