Matrix Service (MTRX) CFO sells 60,000 shares under Rule 10b5-1 plan

Rhea-AI Filing Summary

Matrix Service Company VP Finance & CFO Kevin S. Cavanah reported an open-market sale of 60,000 shares of common stock at a weighted average price of $12.897 per share. The sale was executed on May 26, 2026 and was made pursuant to a pre-arranged Rule 10b5-1 trading plan adopted on February 23, 2026. After this transaction, Cavanah directly holds 147,113 shares of Matrix Service common stock. The shares were sold in multiple trades at prices ranging from $12.79 to $13.06 per share.

Insights

Equity ownership & insider-trading analyst

CFO’s 60,000-share 10b5-1 sale looks like a planned, partial trim.

The VP Finance & CFO of Matrix Service Company sold 60,000 shares of common stock in an open-market transaction at a weighted average of $12.897 per share. The filing states the sale was executed under a pre-arranged Rule 10b5-1 trading plan, indicating it was scheduled in advance rather than timed opportunistically.

After the sale, the executive still directly owns 147,113 shares, so this is a partial reduction, not an exit. Trades occurred in a price range of $12.79 to $13.06 on May 26, 2026. The filing does not provide additional financial or strategic context beyond this planned share sale.

Insider Trade Summary 10b5-1

Net Seller: 60,000 shares

Net Sell 1 txn

Insider Cavanah Kevin S

Role VP Finance & CFO

Sold 60,000 shs ($774K)

Type	Security	Shares	Price	Value
Sale	Common Stock	60,000	$12.897	$774K

Holdings After Transaction: Common Stock — 147,113 shares (Direct)

Footnotes (2)

1. F1. The shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 23, 2026.
2. F2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.79 TO $13.06, 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.

Key Figures

Shares sold: 60,000 shares Weighted average sale price: $12.897 per share Post-transaction holdings: 147,113 shares +2 more

5 metrics

Shares sold 60,000 shares Open-market sale on May 26, 2026

Weighted average sale price $12.897 per share Common stock sale

Post-transaction holdings 147,113 shares Direct ownership after sale

Sale price range $12.79–$13.06 per share Multiple transactions within range

Net share direction 60,000 net shares sold Net-sell per transaction summary

Key Terms

Rule 10b5-1 trading plan, weighted average price, open-market sale, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"The shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 23, 2026."

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 price financial

"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.79 TO $13.06, inclusive."

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.

open-market sale financial

"transaction_action: "open-market sale""

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.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

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.

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

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 05/26/2026 - 06:00 PM Learn about SEC filing dates

FAQ

What insider transaction did Matrix Service (MTRX) report for its CFO?

Matrix Service’s VP Finance & CFO, Kevin S. Cavanah, reported selling 60,000 shares of common stock. The open-market sale occurred on May 26, 2026, under a pre-arranged Rule 10b5-1 trading plan at a weighted average price of $12.897 per share.

At what price did the Matrix Service (MTRX) CFO sell his 60,000 shares?

The 60,000 shares were sold at a weighted average price of $12.897 per share. According to the filing, individual trades occurred in multiple transactions at prices ranging from $12.79 to $13.06 per share, all completed on May 26, 2026.

How many Matrix Service (MTRX) shares does the CFO hold after this sale?

Following the reported transaction, the Matrix Service VP Finance & CFO directly owns 147,113 shares of common stock. This means the 60,000-share sale represents a partial reduction in his position, with a significant remaining direct equity stake disclosed in the filing.

Was the Matrix Service (MTRX) CFO’s stock sale made under a Rule 10b5-1 plan?

Yes. The filing states the shares were sold pursuant to a Rule 10b5-1 trading plan adopted on February 23, 2026. Such plans pre-schedule trades, which can indicate the timing was set in advance rather than decided based on short-term market movements.

What does the price range in the Matrix Service (MTRX) CFO sale mean?

The filing reports a weighted average price of $12.897 because the 60,000 shares were sold in multiple trades. Individual transactions occurred at prices between $12.79 and $13.06 per share, reflecting normal execution across several fills rather than a single block trade.

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^*

Cavanah Kevin S

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP Finance & CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/26/2026

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	05/26/2026		S		60,000(1)	D	$12.897(2)	147,113	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 shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 23, 2026.

2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.79 TO $13.06, 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:

	Kevin S. Cavanah	05/26/2026
	** 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)