AlphAIAlphAI — Financial news for AI agents
SEC EDGAR$DSP

Vanderhook Christopher sold (to issuer) $110K of DSP

Vanderhook Christopher (Chief Operating Officer) sold (to issuer) 8,636 shares of Viant Technology Inc. (DSP) at $12.74 ($0.11M total) on 2026-09-10.

Original reporting
SEC EDGAR · Vanderhook Christopher
Published Sep 14, 2026, 11:33 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 14, 2026, 11:36 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.
About AlphAI AI DeskScoring methodologyReport an issue
AlphAI market briefInsider activity
Primary signal
$DSP
Neutral
high confidence
Mentioned
$DSP
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$DSPNeutralLow
01

Why it matters

The transaction is small and unlikely to move the stock, but it updates the insider ownership record.

02

Market read

Routine insider sale with limited trading relevance.

03

What to watch

Potential upcoming corporate actions or compensation plans not disclosed.

Relevance 4/10Novelty 2/10Timing: filed today

Background

Form 4 filings disclose insider transactions; investors monitor them for signals.

Company-level read

Ticker impact

$DSPNeutralHigh confidence
Context

COO Christopher Vanderhook sold 8,636 shares for $110K, reducing his stake to 285,244 shares.

Expected impact

Limited impact; price likely unchanged.

Evidence & confidence

Sale amount is modest and does not represent a large portion of holdings; market typically views such routine sales as low significance.

Market effects

Sector

No broader sector impact; insider activity is isolated to Viant Technology.

Regional

None

Global

None

Counterpoint

What could challenge this read

The sale could be a routine liquidity event rather than a lack of confidence.

Key entities

  • Company
    Viant Technology Inc.

    Issuer of the Form 4 filing.

  • Insider
    Christopher Vanderhook

    Chief Operating Officer and 10% owner.

Read at source← All news

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.

DSP insider trading history →

Related articles

Med

Viant net income drops 49% in record quarter as revenue gains 29%

Viant Technology reported Q3 2026 revenue up 29% to $110.4M, but net income fell 49% to $2.6M. Contribution ex-TAC and adjusted EBITDA beat guidance. The company acquired Waymark for $20M and expanded integrations with AI platforms. Healthcare and public services drove growth, with CTV spend exceeding 50% of total platform spend.

ppc.land
Med

Viant Technology (DSP) Q3 2026 Earnings Call Transcript

Viant Technology (DSP) reported Q3 2026 earnings with revenue up 29% YoY, exceeding guidance. CTV advertiser spend rose 40% YoY. Adjusted EBITDA increased 24% to $19.8M. The company acquired Waymark, a generative AI video platform, to enhance CTV ad capabilities. Viant's proprietary intelligence and AI solutions drove growth across verticals.

finance.yahoo.com
$DSPMed

Viant Technology Inc (DSP) (Q3 2026) Earnings Call Highlights: Revenue Surges 29% as CTV

Viant Technology (DSP) reported Q3 2026 revenue of $110.4M, up 29% YoY, exceeding guidance. CTV advertiser spend grew 40% YoY, contributing over 50% of total platform spend. Adjusted EBITDA rose 24% to $19.8M. The company acquired Waymark for AI video creative production, but open internet traffic decline and slow TVision adoption were noted as risks. Q4 guidance projects revenue of $130.5M-$133.5M, up 20% at midpoint.

finance.yahoo.com
$DSPMed

Viant Technology Q3 Earnings Call Highlights

Viant Technology reported a 41% rise in spending enabled by IRIS Content ID. Its autonomous advertising product, Outcomes, was used by over 10% of advertisers, with top 10 advertisers allocating 26% of their spending to it. The company integrated its platform with AI interfaces and launched TVision Mobile Meter. Viant forecasted Q4 revenue of $130.5M-$133.5M and adjusted EBITDA of $31M-$32M. It also increased its share repurchase authorization by $50M.

finance.yahoo.com
$DSPMed

Viant Q3 2026 slides: CTV surge drives record revenue, margins

Viant Technology (DSP) reported Q3 2026 revenue of $110.4M, up 29% YoY, with adjusted EBITDA of $19.8M (29% margin). CTV demand drove growth, with CTV spend exceeding 50% of total advertiser spend. Shares rose 9.3% pre-market but fell 7.1% after-hours. Q4 guidance projects $132M revenue (20% YoY growth) and $31.5M adjusted EBITDA (39% margin).

investing.com
$DSPHigh

Viant Technology Announces Third Quarter 2026 Financial Results

Viant Technology Inc. (DSP) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 Viant Technology Announces Third Quarter 2026 Financial Results Revenue increased 29% year-over-year Gross profit increased 30% year-over-year Contribution ex-TAC increased 27% year-over-year Adjusted EBITDA increased 24% year-over-year Increased share repurchase aut

SEC EDGAR 8-K