Douglas J Montalbano Matrix Service CO (MTRX) insider trading activity

Douglas J Montalbano is President, Matrix NAC of MATRIX SERVICE CO. Currently has a direct ownership of 62,352 shares of MTRX, which is worth approximately $739,494. The most recent transaction as insider was on Aug 30, 2025, when has been sold 8,380 shares (Common Stock) at a price of $15.13 per share, resulting in proceeds of $126,789. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 62.4K

0% 3M change

27.27% 12M change

Total Value Held $739,494

DOUGLAS J MONTALBANO Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 30 2025	SELL Payment of exercise price or tax liability	$126,789 $15.13 p/Share	8,380 Reduced 11.85%	62,352 Common Stock
Aug 30 2025	SELL Sale (or disposition) back to the issuer	$46,766 $15.13 p/Share	3,091 Reduced 5.43%	53,806 Common Stock
Aug 30 2025	BUY Exercise of conversion of derivative security	-	3,091 Added 5.26%	55,687 Common Stock
Aug 30 2025	BUY Grant, award, or other acquisition	-	16,406 Added 19.12%	69,404 Common Stock
Aug 29 2025	SELL Payment of exercise price or tax liability	$22,952 $15.13 p/Share	1,517 Reduced 2.72%	54,326 Common Stock
Aug 29 2025	SELL Sale (or disposition) back to the issuer	$53,393 $15.13 p/Share	3,529 Reduced 5.94%	55,843 Common Stock
Aug 29 2025	BUY Exercise of conversion of derivative security	-	3,529 Added 5.61%	59,372 Common Stock

Aug 27 2025	SELL Sale (or disposition) back to the issuer	$37,840 $15.37 p/Share	2,462 Reduced 4.15%	56,901 Common Stock
Aug 27 2025	SELL Payment of exercise price or tax liability	$16,261 $15.37 p/Share	1,058 Reduced 1.86%	55,843 Common Stock
Aug 27 2025	BUY Exercise of conversion of derivative security	-	2,462 Added 3.98%	59,363 Common Stock
Aug 27 2025	BUY Grant, award, or other acquisition	-	7,909 Added 12.2%	56,901 Common Stock
Aug 30 2024	SELL Payment of exercise price or tax liability	$24,939 $9.96 p/Share	2,504 Reduced 4.86%	48,992 Common Stock
Aug 30 2024	SELL Sale (or disposition) back to the issuer	$30,796 $9.96 p/Share	3,092 Reduced 6.02%	48,239 Common Stock
Aug 30 2024	BUY Exercise of conversion of derivative security	-	3,092 Added 5.81%	50,120 Common Stock
Aug 30 2024	BUY Grant, award, or other acquisition	-	2,737 Added 5.17%	50,168 Common Stock
Aug 29 2024	SELL Payment of exercise price or tax liability	$15,094 $9.95 p/Share	1,517 Reduced 3.02%	48,759 Common Stock
Aug 29 2024	SELL Sale (or disposition) back to the issuer	$35,113 $9.95 p/Share	3,529 Reduced 6.56%	50,276 Common Stock
Aug 29 2024	BUY Exercise of conversion of derivative security	-	3,529 Added 6.16%	53,805 Common Stock
Aug 27 2024	BUY Grant, award, or other acquisition	-	9,845 Added 16.38%	50,276 Common Stock
Aug 24 2024	SELL Payment of exercise price or tax liability	$4,780 $10.0 p/Share	478 Reduced 1.17%	40,431 Common Stock
Aug 24 2024	SELL Sale (or disposition) back to the issuer	$11,140 $10.0 p/Share	1,114 Reduced 2.65%	40,909 Common Stock
Aug 24 2024	BUY Exercise of conversion of derivative security	-	1,114 Added 2.58%	42,023 Common Stock

DJM

Douglas J Montalbano

President, Matrix NAC

Tulsa, OK

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