Form 4: Viant Technology Insider Sells Class A Stock

Christopher Vanderhook, COO and Director of Viant Technology Inc., reported the sale of Class A common stock totaling 12,500 shares across multiple transactions between June 16-18, 2026, executed under a 10b5-1 plan.

Summary

• Christopher Vanderhook, Chief Operating Officer, Director, and a 10% owner of Viant Technology Inc., has reported transactions involving the company's Class A and Class B common stock.
• On June 16, 2026, 12,500 Class B Units were exchanged for 12,500 shares of Class A common stock, with a corresponding cancellation of 12,500 Class B shares.
• Between June 16 and June 18, 2026, a total of 12,500 shares of Class A common stock were sold at weighted average prices ranging from $10.665 to $11.50.
• These sales were conducted under a Rule 10b5-1 trading plan adopted by Capital V LLC on March 18, 2025, and amended on September 17, 2025.
• Following these transactions, Vanderhook's beneficial ownership of Class A common stock directly held is 0, with 2,500 shares indirectly held through Capital V LLC.
• His indirect beneficial ownership of Class B common stock through Capital V LLC stands at 9,082,275 shares.

Sentiment

Score: 3

Explanation: StockSavvy.ai views this filing as having a slightly negative sentiment due to the reported sales of Class A common stock by a key executive, despite being executed under a pre-arranged plan.

Negatives

• Insider selling of Class A common stock occurred, with 12,500 shares sold by Christopher Vanderhook between June 16-18, 2026.
• The sales were executed at prices ranging from $10.665 to $11.50 per share.

Risks

• The sales were executed under a Rule 10b5-1 plan, which is a pre-arranged trading strategy designed to avoid insider trading concerns, but significant sales by a key executive can still be perceived negatively by the market.
• The reduction in direct beneficial ownership of Class A common stock by a key executive may signal a lack of confidence or a need for liquidity.

Future Outlook

The filing does not contain forward-looking statements or guidance. It solely reports on past transactions.

Management Comments

• The sales were made pursuant to a Rule 10b5-1 plan adopted by Capital V LLC.
• The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request.

Industry Context

StockSavvy.ai notes that insider selling, even under a 10b5-1 plan, can be a point of scrutiny for investors in the technology sector, particularly for companies like Viant Technology which operate in the digital advertising and marketing technology space.

Related Party Transactions

• The transactions involve shares held indirectly through Capital V LLC, in which the reporting person holds a one-third interest, indicating a related party aspect to the beneficial ownership.

Stakeholder Impact

• Shareholders: May view insider selling negatively, potentially impacting share price, even if executed under a 10b5-1 plan.
• Employees: May interpret the sales as a signal from management, potentially affecting morale.
• Creditors: Unlikely to be directly impacted by this specific transaction.

Next Steps

• The reporting person may continue to execute trades under the existing 10b5-1 plan.
• Investors will monitor future filings for any further changes in beneficial ownership.

Key Dates

Recommendation

The filing reports routine insider sales under a 10b5-1 plan, which are not necessarily indicative of a change in the company's fundamental outlook. While insider selling can be a negative signal, the structured nature of the sales mitigates immediate concern. Therefore, a 'hold' recommendation is appropriate pending further company performance data.

Keywords

Viant Technology, Form 4, Insider Trading, Stock Sale, Class A Common Stock, Class B Common Stock, 10b5-1 Plan, Christopher Vanderhook, Beneficial Ownership, SEC Filing