Matrix Service Company (MTRX)
Nasdaq: MTRX · Construction - Special Trade Contractors · Tulsa, OK · filing with the SEC since 1995
Grade4.6
◀ Past 3.3● Present 5.1▶ Future 6.1
Who owns Matrix Service Company
As filed with the SECHolders of 5% or more
2
Blackrock, Inc. holds 6.8% of Common Stock, as its SCHEDULE 13G/A filed Apr 7, 2026 says.
Directors and officers
14
report now, of 27 people on the record since 2006. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 2 named at left.
Holders of 5% or moreshare of the class, as filed
Blackrock, Inc.
SCHEDULE 13G/A · filed Apr 7, 2026 · Common Stock · 12.4% in Jan 21, 2026
Needham Investment Management LLC
SCHEDULE 13G · filed Feb 13, 2025 · Common Stock, par value $0.01 per share
First Wilshire Securities Management, Inc.
SCHEDULE 13G/A · filed Feb 13, 2025 · COM · reported falling below 5%
Harvey Partners, LLC
SCHEDULE 13G/A · filed Aug 14, 2025 · Common Stock, Par Value $0.01 per Share · reported falling below 5%
Azarias Capital Management, L.P.
SCHEDULE 13G/A · filed Apr 9, 2025 · Common Stock · reported falling below 5%, from 5.2% in Apr 3, 2025
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%
What MTRX reports owning in othersstakes of 5% or more, and other ties
14 subsidiaries in 3 countries, from the list filed with the 10-K filed Sep 3, 2026.
Insider tradesForm 4
11sales
0purchases
5sales on a scheduled plan
5people selling
$2.5Msold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Nov 4, 2025 to Nov 4, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Nov 4, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window5 of 27 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Cavanah Kevin S | VP Finance & CFO | 5 | $1.6M | 5 | 0 | $0 |
| Hewitt John R | President & CEO | 1 | $500,000 | 0 | 0 | $0 |
| Payne Shawn P | President & CEO | 3 | $200,000 | 0 | 0 | $0 |
| Sheets Justin D | SVP, Enterprise Services | 1 | $200,000 | 0 | 0 | $0 |
| Austin Nancy E | VP, Chief Admin Officer | 1 | $0 | 0 | 0 | $0 |