COX MATTHEW J sold $1.9M of MATX

COX MATTHEW J (Chairman & CEO) sold 10,000 shares of Matson, Inc. (MATX) at an average of $192.91 ($191.81–$193.65, $1.93M total) across 3 trades on 2026-06-29 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · COX MATTHEW J
Published Jun 29, 2026, 10:09 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 29, 2026, 10:10 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
$MATX
Neutral
medium confidence
Mentioned
$MATX
Relevance
5/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$MATXNeutralLow
01

Why it matters

The disclosed open-market sale (10,000 shares) is a new, time-stamped datapoint that can influence short-term sentiment, but it does not introduce new financial guidance, contracts, or regulatory actions.

02

Market read

Traders may monitor MATX for any follow-through in insider activity, but the 10b5-1 framing reduces fundamental interpretation risk.

03

What to watch

The article doesn’t state whether the sale size is large relative to total holdings beyond the post-transaction share count, nor does it provide context on prior insider sales frequency; those factors matter for interpreting signal strength.

Relevance 5/10Novelty 5/10Timing: filed 2026-06-29 (after-hours) for an insider sale executed the same day

Background

The article is an SEC Form 4 insider transaction disclosure for Matson, Inc. (MATX) by its Chairman & CEO.

Company-level read

Ticker impact

$MATXNeutralMedium confidence
Context

Matson CEO/Chairman COX sold 10,000 shares in an open-market transaction on 2026-06-29 at ~$191.81–$193.65, per Form 4.

Expected impact

Likely limited immediate price impact; any effect is more sentiment/flow-driven than fundamental.

Evidence & confidence

The filing is a primary-source Form 4 showing a scheduled sale (10b5-1 pre-arranged plan) rather than an unscheduled distress sale, and the article provides no new operating/financial catalyst.

Market effects

Minimal; this is company-specific insider activity with no disclosed sector-wide catalyst.

Minimal; no geographic or macro linkage is provided beyond the issuer’s own transaction.

Minimal; no deal, guidance, or regulatory development affecting global trade/transport is disclosed.

Counterpoint

Because the sale is explicitly under a pre-arranged 10b5-1 plan, it may reflect routine liquidity planning rather than bearish expectations—so traders may ignore it for fundamental direction.

Key entities

  • Matson, Inc.

    Subject of the Form 4 insider sale disclosure; CEO/Chairman sold shares on 2026-06-29 under a 10b5-1 plan.

  • COX MATTHEW J

    Chairman & CEO who executed the open-market sale disclosed in the Form 4.

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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