$MGNI

Caine Paul sold $122K of MGNI

Caine Paul sold 5,000 shares of MAGNITE, INC. (MGNI) at $24.35 ($0.12M total) on 2026-08-10 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Caine Paul
Published Aug 12, 2026, 8:49 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 12, 2026, 9:07 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
$MGNI
Neutral
medium confidence
Mentioned
$MGNI
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$MGNINeutralLow
01

Why it matters

The disclosed fact is the director’s sale details (shares, price, total value) and that it was executed under a pre-arranged 10b5-1 plan.

02

Market read

Traders may treat this as a low-signal sentiment datapoint rather than a fundamental catalyst.

03

What to watch

The article provides no context on total holdings, prior sale cadence, or whether other insiders are selling, limiting signal strength.

Relevance 3/10Novelty 3/10Timing: filed 2026-08-12, transaction dated 2026-08-10

Background

The article is a SEC Form 4 insider transaction disclosure for Magnite, Inc. (MGNI).

Company-level read

Ticker impact

$MGNINeutralMedium confidence
Context

Magnite director Caine Paul filed a Form 4 selling 5,000 shares at $24.35 on 2026-08-10 under a 10b5-1 plan.

Expected impact

Likely limited near-term impact; any reaction is more about sentiment than fundamentals.

Evidence & confidence

The filing discloses the transaction size and price, but the presence of a 10b5-1 plan reduces interpretive value for near-term price direction.

Market effects

No clear sector read-through from a single director 10b5-1 sale.

None indicated.

None indicated.

Counterpoint

Even with a 10b5-1 plan, repeated insider selling can still coincide with internal caution, so traders may watch for follow-on sales or other insider activity.

Key entities

  • MAGNITE, INC.

    Company whose director insider sale is disclosed on Form 4.

  • Caine Paul

    Director who sold 5,000 shares at $24.3500/share on 2026-08-10 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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