03/22/2024 4:40 PM | DURKIN KEVIN A (Reporting) Matrix Service (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
03/21/2024 2:37 PM | HEWITT JOHN R (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/12/2024 4:34 PM | DURKIN KEVIN A (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/12/2024 4:14 PM | FIRST WILSHIRE SECURITIES MANAGEMENT INC (Filed by) Matrix Service (Subject)
| Form SC 13G/A | |
12/07/2023 10:39 AM | Matrix Service (Issuer) SHEETS JUSTIN D (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/14/2023 12:10 PM | Matrix Service (Issuer) MILLER JAMES HARRY (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/14/2023 12:14 PM | CHANDLER JOHN D (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
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11/14/2023 12:21 PM | Carnes Martha Z. (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/14/2023 12:23 PM | Hinrichs Liane K (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/14/2023 12:25 PM | Conner Carlin G. (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/14/2023 12:27 PM | Bustamante Jose Luis M. (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/08/2023 3:15 PM | Matrix Service (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
10/05/2023 3:06 PM | Matrix Service (Filer)
| Form DEF 14A | |
10/05/2023 3:06 PM | Matrix Service (Filer)
| Form DEF 14A | |
10/05/2023 3:08 PM | Matrix Service (Filer)
| Form DEFA14A | |
10/05/2023 3:08 PM | Matrix Service (Filer)
| Form DEFA14A | |
10/05/2023 3:10 PM | Matrix Service (Filer)
| Form ARS | |
10/05/2023 3:10 PM | Matrix Service (Filer)
| Form ARS | |
10/02/2023 4:50 PM | HEWITT JOHN R (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/11/2023 3:16 PM | Matrix Service (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
09/05/2023 11:16 AM | Matrix Service (Issuer) MONTALBANO DOUGLAS J (Reporting)
| Form 3 Initial statement of beneficial ownership of securities | |
08/31/2023 4:34 PM | HEWITT JOHN R (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/31/2023 4:39 PM | Matrix Service (Issuer) UPDYKE ALAN R (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/31/2023 4:40 PM | Cavanah Kevin S (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/31/2023 4:40 PM | Matrix Service (Issuer) PAYNE SHAWN P (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/31/2023 4:40 PM | Matrix Service (Issuer) RODGERS GLYN A (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/31/2023 4:41 PM | AUSTIN NANCY E (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/31/2023 4:41 PM | Matrix Service (Issuer) SHEETS JUSTIN D (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/31/2023 4:41 PM | DURKIN KEVIN A (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:53 AM | HEWITT JOHN R (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:53 AM | Matrix Service (Issuer) UPDYKE ALAN R (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:53 AM | Cavanah Kevin S (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:55 AM | Matrix Service (Issuer) PAYNE SHAWN P (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:55 AM | Matrix Service (Issuer) RODGERS GLYN A (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:56 AM | AUSTIN NANCY E (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:56 AM | Matrix Service (Issuer) SHEETS JUSTIN D (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/28/2023 11:56 AM | DURKIN KEVIN A (Reporting) Matrix Service (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |