[Form 4] MATRIX SERVICE CO Insider Trading Activity

Rhea-AI Filing Summary

Matrix Service Co. director John D. Chandler purchased 2,300 shares of common stock on 09/16/2025 at a weighted average price of $12.7448 per share. After the purchase he beneficially owns 78,053 shares, held directly. The Form 4 discloses the buy was executed in multiple trades at prices ranging from $12.71 to $12.7851 and the reporting person offered to provide a breakdown of shares purchased at each price upon request. The filing shows Chandler is a director and the form was filed individually.

Positive

• Insider purchase reported: Director John D. Chandler acquired 2,300 shares on 09/16/2025.
• Transparent pricing detail: Weighted average price $12.7448 with reported trade range $12.71 to $12.7851 and offer to supply per-trade breakdown.
• Clear ownership disclosure: Reporting person holds 78,053 shares following the transaction and is identified as a director.

Negative

• None.

Insights

Financial Analyst

TL;DR: A director bought 2,300 shares at a $12.7448 weighted average, modestly increasing his direct stake to 78,053 shares.

The purchase represents a routine insider acquisition disclosed on Form 4. The transaction size (2,300 shares) and total resulting holding (78,053 shares) are specific and verifiable. The weighted average price and stated price range provide transparency about execution. There is no additional financial or operational context in the filing to assess material impact on company valuation.

Corporate Governance Expert

TL;DR: Governance disclosure is complete for this transaction; director status and direct ownership are clearly reported.

The Form 4 identifies the reporting person as a director and specifies direct ownership after the purchase. The filing includes an explanation that trades occurred across a narrow price range and offers to provide per-trade details on request, which aligns with transparent disclosure practices. The filing contains no indications of related-party arrangements or amendments.

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).

1. Name and Address of Reporting Person^*

CHANDLER JOHN D

(Last) (First) (Middle)

15 EAST 5TH STREET

SUITE 1100

(Street)

TULSA OK 74103

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MATRIX SERVICE CO [ MTRX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
09/16/2025

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

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

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

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	09/16/2025		P		2,300	A	$12.7448(1)	78,053	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 PRICE REPORTED IS A WEIGHTED AVERAGE PRICE. THESE SHARES WERE PURCHASED IN MULTIPLE TRANSACTIONS AT PRICES RANGING FROM $12.71 TO $12.7851, INCLUSIVE. THE REPORTING PERSON UNDERTAKES TO PROVIDE TO MATRIX SERVICE COMPANY, ANY SECURITY HOLDER OF MATRIX SERVICE COMPANY, OR THE STAFF OF THE SECURITIES AND EXCHANGE COMMISSION, UPON REQUEST, FULL INFORMATION REGARDING THE NUMBER OF SHARES PURCHASED AT EACH SEPARATE PRICE WITHIN THE RANGE SET FORTH.

Remarks:

	John D. Chandler	09/17/2025
	** 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.

FAQ

What did MTRX director John D. Chandler report on Form 4?

He reported purchasing 2,300 shares of Matrix Service Co. common stock on 09/16/2025 at a weighted average price of $12.7448, bringing his direct holdings to 78,053 shares.

What price range was disclosed for the MTRX insider purchase?

The filing states trades occurred at prices ranging from $12.71 to $12.7851, with a reported weighted average of $12.7448.

Does the Form 4 show whether the filing was individual or joint for MTRX?

The Form 4 indicates the transaction was filed by one reporting person (individual filing).

How many shares does John D. Chandler beneficially own after the reported transaction?

Following the reported purchase, he beneficially owns 78,053 shares, held directly.