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SEC EDGARJUN 91 min read$MATX

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 $190.08 ($186.13–$191.10, $1.90M total) across 5 trades on 2026-06-08 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · COX MATTHEW J
Published Jun 9, 2026, 9:06 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Jun 9, 2026, 9:12 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
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 newest information is the CEO/Chairman’s disclosed sale size, execution window, and confirmation of a pre-arranged 10b5-1 plan, which informs how traders may interpret insider behavior.

02

Market read

Traders may briefly reassess sentiment around MATX due to insider selling, but the 10b5-1 designation typically limits fundamental signal strength.

03

What to watch

The weighted-average sale price range ($186.13–$191.10) and the multi-tranche execution on one day may indicate scheduled diversification rather than a reaction to new information.

Relevance 5/10Novelty 8/10Timing: Filed June 9, 2026 (covering sales on June 8, 2026)

Background

The article is an SEC EDGAR Form 4 insider transaction disclosure for Matson, Inc. (MATX).

Company-level read

Ticker impact

$MATXNeutralMedium confidence
Context

Matson CEO/Chairman sold $1.9M of MATX shares in an open-market transaction disclosed via SEC Form 4 on June 9, 2026.

Expected impact

Likely limited/short-lived impact; any reaction should be muted given the disclosed 10b5-1 plan.

Evidence & confidence

The filing specifies an open-market sale totaling ~$1.9M across multiple trades and confirms a pre-arranged Rule 10b5-1 plan, which typically dampens inference about current fundamentals.

Market effects

Sector

No sector-level read-through; this is a single-company insider transaction.

Regional

None indicated.

Global

None indicated.

Counterpoint

What could challenge this read

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

Key entities

  • issuer
    Matson, Inc.

    Company whose shares were sold by its CEO/Chairman under an SEC Form 4 disclosure.

  • insider
    COX MATTHEW J

    Chairman & CEO who executed the open-market sale of MATX shares.

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