Matson CEO Matthew J. Cox sells 10,000 shares

The five reported sales were executed under a Rule 10b5-1 trading plan adopted March 9, 2026.

Rhea-AI Filing Summary

Matson, Inc. Chairman & CEO Matthew J. Cox sold 10,000 shares of common stock across five reported sales on October 29, 2026: 280 shares at a weighted-average price of $230.6314, 1,290 at $226.4400, 1,560 at $229.9300, 3,320 at $227.7100, and 3,550 at $228.8700. Each reported price reflects multiple trades. The sales were effected under a Rule 10b5-1 trading plan adopted March 9, 2026.

Insider Trade Summary 10b5-1

Net Seller: 10,000 shares

Net Sell 5 txns

Insider COX MATTHEW J

Role Chairman & CEO

Sold 10,000 shs ($2.28M)

Type	Security	Shares	Price	Value
Sale	Common Stock F1, F2	280	$230.6314	$65K
Sale	Common Stock F1, F3	1,290	$226.44	$292K
Sale	Common Stock F1, F4	1,560	$229.93	$359K
Sale	Common Stock F1, F5	3,320	$227.71	$756K
Sale	Common Stock F1, F6	3,550	$228.87	$812K

Holdings After Transaction: Common Stock — 209,296 shares (Direct)

Footnotes (6)

1. F1. The sale of shares reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 9, 2026.
2. F2. This transaction was executed in multiple trades at prices ranging from $230.63 to $230.64. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
3. F3. This transaction was executed in multiple trades at prices ranging from $226.06 to $226.92. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
4. F4. This transaction was executed in multiple trades at prices ranging from $229.50 to $230.35. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
5. F5. This transaction was executed in multiple trades at prices ranging from $227.23 to $228.18. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
6. F6. This transaction was executed in multiple trades at prices ranging from $228.44 to $229.43. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Key Figures

Common stock sold / weighted-average price: 280 shares at $230.6314 per share Common stock sold / weighted-average price: 1,290 shares at $226.4400 per share Common stock sold / weighted-average price: 1,560 shares at $229.9300 per share +2 more

5 metrics

Common stock sold / weighted-average price 280 shares at $230.6314 per share October 29, 2026; price reflects multiple trades

Common stock sold / weighted-average price 1,290 shares at $226.4400 per share October 29, 2026; price reflects multiple trades

Common stock sold / weighted-average price 1,560 shares at $229.9300 per share October 29, 2026; price reflects multiple trades

Common stock sold / weighted-average price 3,320 shares at $227.7100 per share October 29, 2026; price reflects multiple trades

Common stock sold / weighted-average price 3,550 shares at $228.8700 per share October 29, 2026; price reflects multiple trades

Key Terms

Rule 10b5-1 trading plan, weighted average sale price, multiple trades

3 terms

Rule 10b5-1 trading plan regulatory

"effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average sale price financial

"price reported above reflects the weighted average sale price"

multiple trades financial

"executed in multiple trades at prices ranging from"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many MATX shares did Matthew J. Cox sell and at what prices?

Matthew J. Cox sold 10,000 shares in five reported sales on October 29, 2026: 280 shares at a weighted-average price of $230.6314, 1,290 at $226.4400, 1,560 at $229.9300, 3,320 at $227.7100, and 3,550 at $228.8700. The sales were effected under a Rule 10b5-1 trading plan adopted March 9, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/29/2026 - 08:15 PM EDT Accepted by SEC EDGAR 10/29/2026 - 08:15 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

COX MATTHEW J

(Last) (First) (Middle)

1411 SAND ISLAND PARKWAY

(Street)

HONOLULU HAWAII 96819

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Matson, Inc. [ MATX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/29/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/29/2026		S(1)		280	D	$230.6314(2)	219,016	D
Common Stock	10/29/2026		S(1)		1,290	D	$226.44(3)	217,726	D
Common Stock	10/29/2026		S(1)		1,560	D	$229.93(4)	216,166	D
Common Stock	10/29/2026		S(1)		3,320	D	$227.71(5)	212,846	D
Common Stock	10/29/2026		S(1)		3,550	D	$228.87(6)	209,296	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sale of shares reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 9, 2026.

2. This transaction was executed in multiple trades at prices ranging from $230.63 to $230.64. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

3. This transaction was executed in multiple trades at prices ranging from $226.06 to $226.92. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

4. This transaction was executed in multiple trades at prices ranging from $229.50 to $230.35. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

5. This transaction was executed in multiple trades at prices ranging from $227.23 to $228.18. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

6. This transaction was executed in multiple trades at prices ranging from $228.44 to $229.43. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

	/s/ Matthew J. Cox	10/29/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)