Matrix Service Co

MTRX

Exchange: Nasdaq
Industry: Construction - Special Trade Contractors
SEC CIK: 0000866273

SEC filings (opens in a new tab)

No open-market purchases or sales by Matrix Service Co insiders were filed in the last 90 days; 150 institutions reported holding it in 13F filings for Q2 2026, worth $341.1M in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding Matrix Service Co changed between Q3 2025 and Q4 2025.

All holders in Q4 2025 All holders in Q3 2025

13F holders of MTRX: Q3 2025 compared with Q4 2025
Measure	Q3 2025	Of which not filed for Q4 2025	Q4 2025	Change
Holders	143	3	144	+4
Shares	23.9M	104.3K	24.5M	+764.1K (+3.2%)
Value	$312.2M	$1.36M	$287.2M	−$23.7M (−7.6%)

3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (21)

Institutions that held Matrix Service Co at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to MTRX in Q4 2025
Institution	Shares	Value	% of portfolio
Country Trust Bank	132,662	$1.55M	0.03%
Point72 Asset Management, L.P.	115,788	$1.35M	0.00%
Congruence Capital, LLC	93,196	$1.09M	0.40%
Prescott Group Capital Management, L.L.C.	90,400	$1.06M	0.10%
Man Group plc	55,929	$654.4K	0.00%
Financial Plan, Inc.	47,615	$557.1K	0.06%
Marshall Wace, LLP	31,472	$368.2K	0.00%
Integrated Quantitative Investments LLC	27,447	$321.1K	0.07%
Oxford Asset Management LLP	25,080	$293.4K	0.10%
Bridge City Capital, LLC	21,979	$257.2K	0.08%
Allspring Global Investments Holdings, LLC	15,519	$187.0K	0.00%
Occudo Quantitative Strategies LP	15,131	$177.0K	0.01%
Canada Pension Plan Investment Board	9,500	$111.2K	0.00%
Daytona Street Capital LLC	6,700	$78.4K	0.06%
UBS Asset Management Americas Inc	536	$6.27K	0.00%
Torren Management, LLC	174	$2.04K	0.00%
Quadrant Capital Group LLC	38	$445	0.00%
MAI Capital Management	18	$211	0.00%
SJS Investment Consulting Inc.	12	$141	0.00%
The PNC Financial Services Group, Inc.	10	$117	0.00%
Northwestern Mutual Wealth Management Co	9	$105	0.00%

Sold out (17)

Institutions that held Matrix Service Co at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of MTRX in Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
AYAL Capital Advisors Ltd	225,000	$2.94M
Essex Investment Management Co LLC	212,743	$2.78M
1492 Capital Management LLC	156,391	$2.05M
Hudson Bay Capital Management LP	100,000	$1.31M
Fortress Investment Group LLC	88,854	$1.16M
Legato Capital Management LLC	61,015	$798.1K
Dynamic Technology Lab Private Ltd	20,603	$269.0K
Empowered Funds, LLC	15,071	$197.1K
Ieq Capital, LLC	13,253	$173.3K
Intech Investment Management LLC	10,801	$141.3K
Polymer Capital Management (US) LLC	10,458	$136.8K
Bryn Mawr Trust Co	7,000	$91.6K
SRS Capital Advisors, Inc.	4,880	$63.8K
US Bancorp	761	$9.95K
Clear Street Markets LLC	611	$7.99K
Group One Trading, L.P.	320	$4.19K
NBC Securities, Inc.	46	$601

Not filed for Q4 2025 yet (3)

Institutions that held Matrix Service Co at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MTRX in Q3 2025 that haven't filed for Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
Cubist Systematic Strategies, LLC	102,523	$1.34M
Point72 (DIFC) Ltd	1,693	$22.1K
Hemington Wealth Management	47	$0