Matrix Service (MTRX) CEO sells 36,000 shares in open-market trade

Rhea-AI Filing Summary

Matrix Service Company president and CEO John R. Hewitt reported an open-market sale of 36,000 shares of common stock on May 8, 2026. The weighted average sale price was $12.5048 per share across multiple trades between $12.50 and $12.59. After this transaction, he directly holds 581,806 shares of Matrix Service common stock.

Insider Trade Summary

Net Seller: 36,000 shares ($450,173)

Net Sell 1 txn

Insider HEWITT JOHN R

Role President & CEO

Sold 36,000 shs ($450K)

Type	Security	Shares	Price	Value
Sale	Common Stock	36,000	$12.5048	$450K

Holdings After Transaction: Common Stock — 581,806 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares sold: 36,000 shares Weighted average sale price: $12.5048 per share Sale price range: $12.50–$12.59 per share +1 more

4 metrics

Shares sold 36,000 shares Open-market sale on May 8, 2026

Weighted average sale price $12.5048 per share Common stock sale on May 8, 2026

Sale price range $12.50–$12.59 per share Multiple transactions in reported sale

Shares held after transaction 581,806 shares Direct ownership following sale

Key Terms

open-market sale, weighted average price, Form 4, transaction code "S"

4 terms

open-market sale financial

"reported an open-market sale of 36,000 shares of common stock"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

weighted average price financial

"The price reported is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

Form 4 regulatory

"The sale was disclosed on a Form 4 insider trading report"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

transaction code "S" regulatory

"The transaction code “S” indicates a sale in an open market"

Form 4 Insider Transactions: What Each Field Means →

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).

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^*

HEWITT JOHN R

(Last) (First) (Middle)

15 EAST 5TH STREET

SUITE 1100

(Street)

TULSA OKLAHOMA 74103

(City) (State) (Zip)

UNITED STATES

(Country)

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
X	Officer (give title below)		Other (specify below)
	President & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/08/2026

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	05/08/2026		S		36,000	D	$12.5048(1)	581,806	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 sold in multiple transactions at prices ranging from $12.50 TO $12.59, 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 sold at each separate price within the range set forth.

Remarks:

	John R. Hewitt	05/12/2026
	** 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)

FAQ

What insider transaction did Matrix Service (MTRX) report for John R. Hewitt?

Matrix Service CEO John R. Hewitt reported selling 36,000 shares of common stock in an open-market transaction. The sale was disclosed on a Form 4 insider trading report filed with the SEC, detailing price range and remaining ownership.

At what prices did John R. Hewitt sell Matrix Service (MTRX) shares?

John R. Hewitt’s 36,000 Matrix Service shares were sold at a weighted average price of $12.5048. The Form 4 notes multiple trades executed within a price range from $12.50 to $12.59 per share during the transaction.

How many Matrix Service (MTRX) shares does John R. Hewitt hold after the sale?

Following the reported sale, John R. Hewitt directly holds 581,806 shares of Matrix Service common stock. This post-transaction balance is disclosed in the Form 4 and reflects his remaining direct ownership after selling 36,000 shares.

Was John R. Hewitt’s Matrix Service (MTRX) trade an open-market sale?

Yes. The Form 4 classifies John R. Hewitt’s 36,000-share transaction as an open-market sale of Matrix Service common stock. The transaction code “S” indicates a sale in an open market or private transaction under SEC reporting rules.

Does the Matrix Service (MTRX) Form 4 specify a weighted average sale price?

The Form 4 specifies a weighted average sale price of $12.5048 per share for John R. Hewitt’s 36,000-share transaction. A footnote explains that the sales occurred in multiple trades between $12.50 and $12.59 per share.