MONTALBANO DOUGLAS J (President, Matrix NAC) received a stock award from MATRIX SERVICE CO

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award

MONTALBANO DOUGLAS J

Filed: 9/2/2025ACC: 0000866273-25-000060

InsiderMONTALBANO DOUGLAS JCIK 1991888

→

IssuerMATRIX SERVICE COCIK 866273

Officer· President, Matrix NAC

Since Aug 2023

-111.00

Net shares

Net seller

$249.9K

Total sold

Open market trades

0B · 0S

Total transactions

23.03K acquired · 23.14K disposed

Non-Derivative Transactions11

COMMON STOCK

Direct

M · Option Exercise

+3.53K

Price / share

—

Trade value

—

% of position

6.3%

8/29/2025

55.84K→59.37K

COMMON STOCK

Direct

D · Disposition

−3.53K

Price / share

$15.13

Trade value

$53.39K

% of position

5.9%

8/29/2025

59.37K→55.84K

COMMON STOCK

Direct

F · Tax Withholding

−1.52K

Price / share

$15.13

Trade value

$22.95K

% of position

2.7%

8/29/2025

55.84K→54.33K

COMMON STOCK

Direct

M · Option Exercise

+1.21K

Price / share

—

Trade value

—

% of position

2.2%

8/30/2025

54.33K→55.54K

COMMON STOCK

Direct

D · Disposition

−1.21K

Price / share

$15.13

Trade value

$18.31K

% of position

2.2%

8/30/2025

55.54K→54.33K

COMMON STOCK

Direct

F · Tax Withholding

−520.00

Price / share

$15.13

Trade value

$7.87K

% of position

1.0%

8/30/2025

54.33K→53.81K

COMMON STOCK

Direct

M · Option Exercise

+1.88K

Price / share

—

Trade value

—

% of position

3.5%

8/30/2025

53.81K→55.69K

COMMON STOCK

Direct

D · Disposition

−1.88K

Price / share

$15.13

Trade value

$28.46K

% of position

3.4%

8/30/2025

55.69K→53.81K

COMMON STOCK

Direct

F · Tax Withholding

−808.00

Price / share

$15.13

Trade value

$12.23K

% of position

1.5%

8/30/2025

53.81K→53K

COMMON STOCK

Direct

A · Award

+16.41K

Price / share

—

Trade value

—

% of position

31.0%

8/30/2025

53K→69.40K

COMMON STOCK

Direct

F · Tax Withholding

−7.05K

Price / share

$15.13

Trade value

$106.70K

% of position

10.2%

8/30/2025

69.40K→62.35K

Total

Net shares

+6.51K

Net value

-$249.90K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
COMMON STOCK Direct	8/29/2025	M · Option Exercise	+3.53K	—	—	6.3%	55.84K	59.37K
COMMON STOCK Direct	8/29/2025	D · Disposition	−3.53K	$15.13	$53.39K	5.9%	59.37K	55.84K
COMMON STOCK Direct	8/29/2025	F · Tax Withholding	−1.52K	$15.13	$22.95K	2.7%	55.84K	54.33K
COMMON STOCK Direct	8/30/2025	M · Option Exercise	+1.21K	—	—	2.2%	54.33K	55.54K
COMMON STOCK Direct	8/30/2025	D · Disposition	−1.21K	$15.13	$18.31K	2.2%	55.54K	54.33K
COMMON STOCK Direct	8/30/2025	F · Tax Withholding	−520.00	$15.13	$7.87K	1.0%	54.33K	53.81K
COMMON STOCK Direct	8/30/2025	M · Option Exercise	+1.88K	—	—	3.5%	53.81K	55.69K
COMMON STOCK Direct	8/30/2025	D · Disposition	−1.88K	$15.13	$28.46K	3.4%	55.69K	53.81K
COMMON STOCK Direct	8/30/2025	F · Tax Withholding	−808.00	$15.13	$12.23K	1.5%	53.81K	53K
COMMON STOCK Direct	8/30/2025	A · Award	+16.41K	—	—	31.0%	53K	69.40K
COMMON STOCK Direct	8/30/2025	F · Tax Withholding	−7.05K	$15.13	$106.70K	10.2%	69.40K	62.35K
Total			+6.51K		-$249.90K

Derivative Transactions3

RESTRICTED STOCK UNITS

Direct

M · Option Exercise

Converts to

COMMON STOCK

3.53K shares

−3.53K

Strike price

Held after

7.06K

Exercisable

—

8/29/2025

RESTRICTED STOCK UNITS

Direct

M · Option Exercise

Converts to

COMMON STOCK

1.21K shares

−1.21K

Strike price

Held after

0.00

Exercisable

—

8/30/2025

RESTRICTED STOCK UNITS

Direct

M · Option Exercise

Converts to

COMMON STOCK

1.88K shares

−1.88K

Strike price

Held after

1.88K

Exercisable

—

8/30/2025

Security	Converts To	Date	Type	Shares	Exercisable	Held After
RESTRICTED STOCK UNITS Direct	COMMON STOCK3.53K shares	8/29/2025	M · Option Exercise	−3.53K	—	7.06K
RESTRICTED STOCK UNITS Direct	COMMON STOCK1.21K shares	8/30/2025	M · Option Exercise	−1.21K	—	0.00
RESTRICTED STOCK UNITS Direct	COMMON STOCK1.88K shares	8/30/2025	M · Option Exercise	−1.88K	—	1.88K