Form 4: Viant COO Sells Shares Under Pre-Arranged 10b5-1 Plan

Viant Technology Inc.'s Chief Operating Officer, Christopher Vanderhook, reported the sale of 12,920 Class A Common Stock shares through Capital V LLC under a pre-arranged 10b5-1 plan.

Summary

• Christopher Vanderhook, Chief Operating Officer, Director, and 10% Owner of Viant Technology Inc. (DSP), reported changes in his beneficial ownership.
• On March 17, 2026, 12,500 Class B Units of Viant Technology LLC were exchanged for 12,500 shares of Class A Common Stock of the Issuer. Concurrently, 12,500 shares of Class B Common Stock were cancelled for no consideration.
• Following this exchange, Capital V LLC, an entity in which Mr. Vanderhook holds a one-third interest, sold a total of 12,920 shares of Class A Common Stock.
• Sales occurred on March 17, 2026 (5,000 shares at a weighted average price of $11.7959), March 18, 2026 (5,000 shares at a weighted average price of $11.9986), and March 19, 2026 (2,920 shares at a weighted average price of $11.4229).
• These sales were executed pursuant to a Rule 10b5-1 plan adopted by Capital V LLC on March 18, 2025, and subsequently amended on September 17, 2025.
• After these transactions, Mr. Vanderhook's indirect beneficial ownership through Capital V LLC for Class A Common Stock is 0 shares, and for Class B Common Stock is 9,119,775 shares (represented by Class B Units).

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event. While insider sales can sometimes be perceived negatively, the execution under a pre-arranged 10b5-1 plan mitigates concerns about immediate negative sentiment regarding the company's performance.

Positives

• The conversion of Class B Units to Class A Common Stock enhances liquidity for the shares, as Class A shares are publicly traded.
• The sales were conducted under a pre-arranged 10b5-1 plan, indicating a structured approach to managing personal holdings rather than an immediate reaction to company news.

Negatives

• Insider sales, even under a 10b5-1 plan, can sometimes be perceived by the market as a lack of confidence, although this is often not the case with pre-scheduled plans.
• A significant number of Class A shares (12,920) were sold by a key executive.

Future Outlook

No forward-looking statements or guidance are provided.

Industry Context

StockSavvy.ai notes that insider sales executed under Rule 10b5-1 plans are a common practice among executives for personal financial planning, diversification, or liquidity needs. These plans allow insiders to sell shares at pre-determined times or prices, providing an affirmative defense against insider trading allegations. Such sales are generally viewed as less indicative of management's sentiment about the company's future prospects compared to unscheduled, open-market sales.

Related Party Transactions

• The transactions involve Capital V LLC, an entity in which Christopher Vanderhook holds a one-third interest, making these indirect transactions by a related party.

Stakeholder Impact

• Shareholders might observe the insider sales, but the 10b5-1 plan context typically reduces concerns about management's confidence.
• No direct impact on employees, customers, suppliers, or creditors is indicated.

Key Dates

Recommendation

The reported transactions are routine insider sales executed under a pre-arranged 10b5-1 plan. This type of transaction is generally for personal financial management and does not typically signal a change in the company's fundamental outlook or warrant a change in investment recommendation based solely on this filing. Therefore, a "hold" recommendation is appropriate, suggesting investors maintain their current position while monitoring broader company performance and market conditions.

Keywords

Viant Technology Inc., DSP, Christopher Vanderhook, Form 4, insider trading, stock sale, 10b5-1 plan, beneficial ownership, Class A Common Stock, Class B Common Stock, Capital V LLC