MADDEN LARRY sold $359K of DSP

MADDEN LARRY (Chief Financial Officer) sold 27,451 shares of Viant Technology Inc. (DSP) at an average of $13.06 ($13.03–$13.68, $0.36M total) across 2 trades on 2026-08-11 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · MADDEN LARRY
Published Aug 13, 2026, 10:25 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 13, 2026, 10:50 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
medium 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 provides a concrete datapoint on insider selling activity (shares, prices, and post-transaction holdings) but does not include new operating, financial, or regulatory information.

02

Market read

DSP traders get confirmation of scheduled insider selling, which can marginally influence sentiment but is unlikely to change fundamentals.

03

What to watch

Traders may overreact to insider sales; the key nuance here is the explicit 10b5-1 plan and the modest absolute dollar value relative to typical market cap moves.

Relevance 3/10Novelty 3/10Timing: SEC Form 4 filed after-hours on 2026-08-13, covering sales dated 2026-08-11.

Background

The article is an SEC Form 4 insider transaction disclosure for Viant Technology Inc. (DSP).

Company-level read

Ticker impact

$DSPNeutralMedium confidence
Context

Viant Technology CFO Larry Madden sold $358,514 of DSP shares via an open-market transaction under a pre-arranged 10b5-1 plan.

Expected impact

Low likelihood of a sustained price move; any reaction is likely limited to short-term sentiment around insider selling.

Evidence & confidence

Form 4 discloses the sale size, price range, and 10b5-1 pre-arrangement, which typically reduces interpretive weight versus discretionary selling.

Market effects

Minimal, as this is company-specific insider activity without sector-wide signal.

None indicated.

None indicated.

Counterpoint

Because the sale is under a pre-arranged 10b5-1 plan, it may reflect scheduled liquidity needs rather than bearish expectations.

Key entities

  • Viant Technology Inc.

    Subject of the Form 4 insider sale disclosure (DSP).

  • Larry Madden

    Chief Financial Officer who executed the open-market sale under a 10b5-1 plan.

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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