Caine Paul sold $103K of MGNI

Caine Paul sold 5,000 shares of MAGNITE, INC. (MGNI) at $20.64 ($0.10M total) on 2026-07-10 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Caine Paul
Published Jul 14, 2026, 9:50 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jul 14, 2026, 9:54 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
high confidence
Mentioned
$MGNI
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$MGNINeutralLow
01

Why it matters

A director open-market sale of 5,000 shares at a stated price is disclosed, with confirmation that it was executed under a pre-arranged 10b5-1 plan.

02

Market read

Traders may note the insider sale for sentiment monitoring, but there is no new operating or financial information provided.

03

What to watch

The filing does not disclose reasons for the sale, and 10b5-1 plans are designed to reduce timing-based inference.

Relevance 3/10Novelty 2/10Timing: Filed 2026-07-14 after-hours; reflects sale executed 2026-07-10.

Background

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

Company-level read

Ticker impact

$MGNINeutralHigh confidence
Context

Magnite director Caine Paul sold 5,000 shares on 2026-07-10 under a pre-arranged 10b5-1 plan at $20.64/share.

Expected impact

Likely minimal near-term impact; any reaction is typically short-lived unless paired with other new fundamentals.

Evidence & confidence

Form 4 insider sales under a 10b5-1 plan are generally expected and do not, by themselves, signal a change in company outlook.

Market effects

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

None indicated.

None indicated.

Counterpoint

If the sale size is unusually large relative to prior patterns, traders could briefly interpret it as information, but the 10b5-1 framing reduces that signal.

Key entities

  • MAGNITE, INC.

    Company whose director transaction is disclosed on Form 4.

  • Caine Paul

    Director who sold 5,000 shares 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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