Based on data from the past 90 days ending January 10, 2026, Matrix Service's three largest insider shareholders are President & Ceo John R Hewitt (617.81K shares), Vp Finance & Cfo Kevin S Cavanah (207.11K shares), Chief Operating Officer Alan R Updyke (134.48K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| John R Hewitt | President & Ceo | 617,806 | 02 Sep, 2025 |
| Kevin S Cavanah | Vp Finance & Cfo | 207,113 | 02 Sep, 2025 |
| Alan R Updyke | Chief Operating Officer | 134,478 | 03 Sep, 2024 |
| Nancy E Austin | Vp And Chief Admin Officer | 110,331 | 02 Sep, 2025 |
| Shawn P Payne | President And Eng & Constr | 102,179 | 25 Nov, 2025 |
| James Harry Miller | 92,078 | 05 Nov, 2025 | |
| John D Chandler | 86,039 | 05 Nov, 2025 | |
| Justin D Sheets | Vp And Legal & Ops Services | 81,328 | 02 Sep, 2025 |
| Bradley J Rinehart | President And Matrix Service | 80,903 | 31 Aug, 2022 |
| Kevin A Durkin | Vp Chief Bus Dev/Strat Officer | 78,741 | 03 Sep, 2024 |
| Jim W Mogg | 72,202 | 07 Dec, 2022 | |
| Martha Z. Carnes | 71,183 | 05 Nov, 2025 | |
| Liane K Hinrichs | 64,288 | 05 Nov, 2025 | |
| Douglas J Montalbano | President And Matrix Nac | 62,352 | 02 Sep, 2025 |
| Carlin G. Conner | 55,219 | 05 Nov, 2025 | |
| Glyn A Rodgers | President And Matrix Pdm Eng | 54,565 | 03 Sep, 2024 |
| Jose Luis M. Bustamante | 41,624 | 05 Nov, 2025 | |
| Rick J Bennett | Vp & Chief Information Officer | 36,627 | 01 Sep, 2022 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 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 |
| 11 Nov, 2025 | Shawn P Payne | COMMON STOCK | D | 8,250 | $12.58 | 110,429 | D | S |
| 04 Nov, 2025 | John D Chandler | COMMON STOCK | A | 7,986 | $0.00 | 86,039 | D | A |
| 04 Nov, 2025 | Liane K Hinrichs | COMMON STOCK | A | 7,986 | $0.00 | 64,288 | 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 | Martha Z. Carnes | COMMON STOCK | A | 7,986 | $0.00 | 71,183 | D | A |
| 16 Sep, 2025 | John D Chandler | COMMON STOCK | A | 2,300 | $12.74 | 78,053 | D | P |
| 30 Aug, 2025 | Nancy E Austin | COMMON STOCK | A | 2,162 | - | 100,186 | D | M |
| 30 Aug, 2025 | Nancy E Austin | COMMON STOCK | D | 629 | $15.13 | 97,395 | D | F |
| 30 Aug, 2025 | Nancy E Austin | - | - | 119,117 | D | |||
| 30 Aug, 2025 | Nancy E Austin | COMMON STOCK | A | 22,471 | $0.00 | 119,117 | D | A |
| 30 Aug, 2025 | Nancy E Austin | COMMON STOCK | D | 2,577 | $15.13 | 97,395 | D | D |
| 30 Aug, 2025 | Nancy E Austin | - | - | 110,331 | D | |||
| 30 Aug, 2025 | Nancy E Austin | - | - | 100,186 | D | |||
| 30 Aug, 2025 | Nancy E Austin | - | - | 98,024 | D | |||
| 30 Aug, 2025 | Nancy E Austin | COMMON STOCK | A | 2,577 | - | 99,972 | D | M |
| 30 Aug, 2025 | Nancy E Austin | - | - | 96,646 | D |