Vanderhook Timothy sold (to issuer) 12,500 shares of DSP (indirect holdings)

Vanderhook Timothy (CEO and Chairman) sold (to issuer) 12,500 indirectly-held shares of Viant Technology Inc. (DSP) on 2026-06-16 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Vanderhook Timothy
Published Jun 18, 2026, 11:08 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 18, 2026, 11:11 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$DSP
Neutral
high confidence
Mentioned
$DSP
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$DSPNeutralLow
01

Why it matters

This disclosure updates insider activity but does not provide new fundamentals (no guidance, contracts, litigation, or operational changes).

02

Market read

Primarily a sentiment/positioning datapoint; likely low incremental trading value absent other catalysts.

03

What to watch

Indirect holdings and “price not disclosed” limit interpretability; traders should avoid inferring magnitude of proceeds or intent from share count alone.

Relevance 3/10Novelty 3/10Timing: after-hours/filing update on 2026-06-18 (Form 4 filed)

Background

SEC Form 4 insider transaction for Viant Technology Inc. (DSP): CEO/Chairman Vanderhook sold 12,500 shares to the issuer on 2026-06-16 under a pre-arranged 10b5-1 plan.

Company-level read

Ticker impact

$DSPNeutralHigh confidence
Context

Viant Technology CEO/Chairman Vanderhook sold 12,500 shares to the issuer under a pre-arranged 10b5-1 plan, disclosed via Form 4.

Expected impact

Low likelihood of a sustained price move solely from this Form 4; any impact would be sentiment/flow-related and short-lived.

Evidence & confidence

The filing is a Form 4 insider transaction with small share count and no disclosed price/value; it is explicitly under a pre-arranged 10b5-1 plan, which typically reduces interpretive signal.

Market effects

Minimal; this is company-specific insider transaction data with no operational/regulatory/financial catalyst.

None.

None.

Counterpoint

Because the sale is to the issuer and under a 10b5-1 plan, it may reflect liquidity management rather than bearish conviction; the market may ignore it.

Key entities

  • Viant Technology Inc.

    Subject of the Form 4 insider transaction; CEO/Chairman Vanderhook sold shares to the issuer under a 10b5-1 plan.

  • Timothy Vanderhook

    CEO and Chairman; reported sale of 12,500 shares (indirect holdings) to the issuer.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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