MATX Form 144: 13,000-Share Notice

Peter Heilmann reported a proposed sale under Form 144 for 13,000 shares of Common Stock of MATX, with an aggregate value of $2,151,013.82 reported for a 03/03/2026 transaction.

Rhea-AI Filing Summary

Peter Heilmann reported a proposed sale under Form 144 for 13,000 shares of Common Stock of MATX, with an aggregate value of $2,151,013.82 reported for a 03/03/2026 transaction. The filing lists prior restricted stock vesting events of 5,000, 913, and 1,260 shares on 01/25/2023, 01/25/2025, and 01/26/2025, respectively.

Insights

Securities Compliance Counsel

Form 144 notice documents a proposed resale of 13,000 common shares by an affiliated holder.

The filing lists a proposed sale of 13,000 shares with a stated aggregate amount of $2,151,013.82 tied to 03/03/2026. It also shows prior restricted stock vesting events of 5,000, 913, and 1,260 shares on specified dates.

Regulatory effect: this notice is procedural under securities resale rules; cash‑flow treatment and broker/plan mechanics are not specified in the excerpt. Subsequent filings or broker confirmations would show executed trades.

Key Figures

Proposed sale: 13,000 shares Aggregate amount: $2,151,013.82 Vesting — 01/25/2023: 5,000 shares +2 more

5 metrics

Proposed sale 13,000 shares Proposed resale dated <date>03/03/2026</date>

Aggregate amount $2,151,013.82 Aggregate value tied to the 13,000-share transaction on <date>03/03/2026</date>

Vesting — 01/25/2023 5,000 shares Restricted Stock Vesting, labeled Compensation

Vesting — 01/25/2025 913 shares Restricted Stock Vesting, labeled Compensation

Vesting — 01/26/2025 1,260 shares Restricted Stock Vesting, labeled Compensation

Key Terms

Form 144, Restricted Stock Vesting, Issuer, Aggregate amount

4 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Vesting financial

"Restricted Stock Vesting | Issuer | | | 5000 | 01/25/2023"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Issuer financial

"Restricted Stock Vesting | Issuer | | | 913 | 01/25/2025"

Aggregate amount financial

"Common | 03/03/2026 | 13000 | 2151013.82"

FAQ

What does the Form 144 for MATX disclose about insider sales?

The Form 144 discloses a proposed sale of 13,000 shares of MATX with an aggregate value of $2,151,013.82 tied to 03/03/2026. The filing is a notice of a resale, not confirmation of settlement.

Who is the reporting person on the MATX Form 144?

The filing identifies Peter Heilmann as the reporting person tied to the disclosed transaction dated 03/03/2026. The notice lists his address in Honolulu, HI in the excerpt.

Does the filing show any stock grants or vesting for MATX insiders?

Yes. The excerpt lists restricted stock vesting events of 5,000 shares on 01/25/2023, 913 shares on 01/25/2025, and 1,260 shares on 01/26/2025 attributed as compensation.

Are proceeds to the issuer shown in the MATX Form 144?

The excerpt reports an aggregate sale amount of $2,151,013.82 for the 13,000 shares but does not state who will receive proceeds or how they will be used in the provided text.

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Accepted by SEC EDGAR 05/12/2026 - 10:39 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001552796
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Matson, Inc.
SEC File Number	001-34187
Address of Issuer	1411 SAND ISLAND PARKWAY HONOLULU HAWAII 96819
Phone	808-848-1211
Name of Person for Whose Account the Securities are To Be Sold	Heilmann Peter T
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	7173	1292502.87	30263281	05/12/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/25/2023	Restricted Stock Vesting	Issuer			5000	01/25/2023	Compensation
Common	01/25/2025	Restricted Stock Vesting	Issuer			913	01/25/2025	Compensation
Common	01/26/2025	Restricted Stock Vesting	Issuer			1260	01/26/2025	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Peter Heilmann 1411 Sand Island Parkway Honolulu HI 96819	Common	03/03/2026	13000	2151013.82

144: Remarks and Signature

Remarks
Date of Notice	05/12/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Peter Heilmann
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)