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SEC EDGAROCT 11 min read$MATX

COX MATTHEW J sold $2.2M of MATX

COX MATTHEW J (Chairman & CEO) sold 10,000 shares of Matson, Inc. (MATX) at an average of $222.33 ($220.32–$223.72, $2.22M total) across 4 trades on 2026-09-29 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · COX MATTHEW J
Published Oct 1, 2026, 8:15 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Oct 1, 2026, 8:19 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
$MATX
Bearish
medium confidence
Mentioned
$MATX
Relevance
5/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$MATXBearishLow
01

Why it matters

The disclosed sale reduces insider ownership modestly and could be interpreted as a slight negative signal, but the size relative to market cap limits material impact.

02

Market read

Primary source insider sale; modest relevance for short‑term traders monitoring insider activity.

03

What to watch

Potential tax planning or portfolio rebalancing could be driving the sale, not fundamental concerns.

Relevance 5/10Novelty 6/10Timing: after-hours filing on Oct 1

Background

Matson, Inc. (MATX) is a US‑listed shipping and logistics company. The filing is a standard SEC Form 4 disclosure of an insider transaction.

Company-level read

Ticker impact

$MATXBearishMedium confidence
Context

Form 4 shows CEO sold 10,000 shares for $2.2M via 10b5-1 plan, reducing his stake to 219,296 shares.

Expected impact

likely pressure as the market prices in the insider sell.

Evidence & confidence

The sale is modest in size relative to market cap, but the CEO's direct sale via a pre‑arranged plan can prompt short‑term selling.

Market effects

Sector

Minimal impact on shipping/logistics sector; similar insider sales have limited sector ripple.

Regional

US market only; no broader regional effect.

Global

Low; isolated to Matson shareholders.

Counterpoint

What could challenge this read

The sale may be routine under a 10b5‑1 plan and not indicative of future performance.

Key entities

  • Person
    COX MATTHEW J

    Chairman & CEO of Matson, Inc.

  • Company
    Matson, Inc.

    US‑listed shipping and logistics firm (ticker MATX).

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.

MATX insider trading history →

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