As of June 06, 2026, the three largest insider holders of MTRX are John R Hewitt (President Ceo, 617.81K shares), Kevin S Cavanah (Vp Finance Cfo, 207.11K shares), Alan R Updyke (Chief Operating Officer, 134.48K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Bradley J Rinehart | President, Matrix Service | 80,903 | 0 | 31 Aug, 2022 |
| John D Chandler | - | 86,039 | 0 | 05 Nov, 2025 |
| Liane K Hinrichs | - | 64,288 | 0 | 05 Nov, 2025 |
| Nancy E Austin | Vp, Chief Admin Officer | 106,138 | 0 | 19 Feb, 2026 |
| Kevin S Cavanah | Vp Finance Cfo | 207,113 | 0 | 02 Sep, 2025 |
| Kevin A Durkin | Vp Chief Bus Dev/Strat Officer | 78,741 | 0 | 03 Sep, 2024 |
| John R Hewitt | President Ceo | 617,806 | 0 | 02 Sep, 2025 |
| Carlin G. Conner | - | 55,219 | 0 | 05 Nov, 2025 |
| James Harry Miller | - | 92,078 | 0 | 05 Nov, 2025 |
| Jose Luis M. Bustamante | - | 41,624 | 0 | 05 Nov, 2025 |
| Rick J Bennett | Vp Chief Information Officer | 36,627 | 0 | 01 Sep, 2022 |
| Martha Z. Carnes | - | 71,183 | 0 | 05 Nov, 2025 |
| Justin D Sheets | Vp, Legal Ops Services | 81,328 | 0 | 02 Sep, 2025 |
| Alan R Updyke | Chief Operating Officer | 134,478 | 0 | 03 Sep, 2024 |
| Glyn A Rodgers | President, Matrix Pdm Eng | 54,565 | 0 | 03 Sep, 2024 |
| Shawn P Payne | President, Eng Constr | 102,179 | 0 | 25 Nov, 2025 |
| Douglas J Montalbano | President, Matrix Nac | 62,352 | 0 | 02 Sep, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 18 Feb, 2026 | Nancy E Austin | COMMON STOCK | D | 4,193 | $11.29 | 106,138 | D | S |
| 25 Nov, 2025 | Shawn P Payne | COMMON STOCK | D | 5,231 | $11.42 | 102,179 | D | S |
| 25 Nov, 2025 | Shawn P Payne | COMMON STOCK | D | 5,231 | $11.42 | 102,179 | D | S |
| 20 Nov, 2025 | Shawn P Payne | COMMON STOCK | D | 3,019 | $11.42 | 107,410 | D | S |
| 20 Nov, 2025 | Shawn P Payne | COMMON STOCK | D | 3,019 | $11.42 | 107,410 | D | S |
| 11 Nov, 2025 | Shawn P Payne | COMMON STOCK | D | 8,250 | $12.58 | 110,429 | D | S |
| 11 Nov, 2025 | Shawn P Payne | COMMON STOCK | D | 8,250 | $12.58 | 110,429 | D | S |
| 04 Nov, 2025 | Liane K Hinrichs | COMMON STOCK | A | 7,986 | $0.00 | 64,288 | D | A |
| 04 Nov, 2025 | Martha Z. Carnes | COMMON STOCK | A | 7,986 | $0.00 | 71,183 | D | A |
| 04 Nov, 2025 | James Harry Miller | COMMON STOCK | A | 7,986 | $0.00 | 92,078 | D | A |
| 04 Nov, 2025 | Carlin G. Conner | COMMON STOCK | A | 7,986 | $0.00 | 55,219 | D | A |
| 04 Nov, 2025 | James Harry Miller | COMMON STOCK | A | 7,986 | $0.00 | 92,078 | D | A |
| 04 Nov, 2025 | Jose Luis M. Bustamante | COMMON STOCK | A | 7,986 | $0.00 | 41,624 | D | A |
| 04 Nov, 2025 | John D Chandler | COMMON STOCK | A | 7,986 | $0.00 | 86,039 | D | A |
| 16 Sep, 2025 | John D Chandler | COMMON STOCK | A | 2,300 | $12.74 | 78,053 | D | P |
| 29 Aug, 2025 | Nancy E Austin | COMMON STOCK | A | 3,483 | - | 102,520 | D | M |
| 29 Aug, 2025 | Shawn P Payne | COMMON STOCK | A | 4,077 | - | 111,163 | D | M |
| 29 Aug, 2025 | Justin D Sheets | COMMON STOCK | A | 3,483 | - | 74,339 | D | M |
| 29 Aug, 2025 | Douglas J Montalbano | COMMON STOCK | A | 3,529 | - | 59,372 | D | M |
| 29 Aug, 2025 | Douglas J Montalbano | COMMON STOCK | A | 3,529 | - | 59,372 | D | M |