MTRX · Matrix Service Co · Holdings

$10.68 -0.13 (-1.20%) At close · Sep 9

Russell 2000 member Rebalance outlook locked

Market Cap

$303.29M

28.29M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 151

Total Value: $342,039,572

Total Shares: 24,966,399

Showing 1–100 of 153 holdings by value · page 1 of 2

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 151 13F filers · Δ vs Mar 31, 2026

Top Holder

8.6%

+0.3 pts

Top 5

28.7%

+0.4 pts

Top 10

45.3%

−0.3 pts

HHI

304

Broadly held−1

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +7

Institutional value: +22.7%

Shares held: +2.8%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Large ACADIAN ASSET MANAGEMENT LLC	+395,412	871,501
Mega AMERICAN CENTURY COMPANIES INC	+225,183	1,206,822
Mega D. E. Shaw & Co., Inc.	+218,071	287,612
Large Allspring Global Investments Holdings, LLC	+201,594	283,513
Mega JPMORGAN CHASE & CO	+185,159	460,466

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Small WESTERLY CAPITAL MANAGEMENT, LLC	−369,070	595,930
Mega MILLENNIUM MANAGEMENT LLC	−340,588	135,823
Mid CenterBook Partners LP	−277,367	154,058
Mega JANE STREET GROUP, LLC	−194,794	118,381
Small Azarias Capital Management, L.P.	−143,329	673,692

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mega NORGES BANK	126,500	$1,733,050
Large Trexquant Investment LP	122,418	$1,677,126
Small Archon Capital Management LLC	70,000	$959,000
Mid Y-Intercept (Hong Kong) Ltd	36,536	$500,543
Mid Hillsdale Investment Management Inc.	28,900	$395,930

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Small Congruence Capital, LLC	304,145	$3,491,583
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	143,817	$1,651,019
Large HRT FINANCIAL LP	96,316	$1,105,707
Mid Quantbot Technologies LP	35,965	$412,878
Mid BAILARD, INC.	24,700	$283,556

Filter: New 23 Increased 66 Reduced 42 Sold out 16 Unchanged 20

Showing 100 of 153

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

BlackRock, Inc.

$29,310,543

8.57%

2,139,456

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	12,591	$172,496	0.6%	Sole
BlackRock Asset Management Canada Ltd	84	$1,150	0.0%	Sole
BlackRock Investment Management, LLC	82,532	$1,130,688	3.9%	Sole
BLACKROCK ADVISORS LLC	64,004	$876,854	3.0%	Sole
BlackRock Fund Advisors	1,164,338	$15,951,430	54.4%	Sole
BlackRock Institutional Trust Company, N.A.	767,953	$10,520,956	35.9%	Sole
Aperio Group, LLC	47,954	$656,969	2.2%	Sole

NEEDHAM INVESTMENT MANAGEMENT LLC

$19,659,500

5.75%

1,435,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Needham Aggressive Growth Fund	1,435,000	$19,659,500	100.0%	Defined

AMERICAN CENTURY COMPANIES INC

$16,533,461

4.83%

1,206,822

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
AMERICAN CENTURY INVESTMENT MANAGEMENT INC	1,206,822	$16,533,461	100.0%	Defined

GENDELL JEFFREY L

$16,337,647

4.78%

1,192,529

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Tontine Asset Management, LLC	940,240	$12,881,288	78.8%	Defined
Tontine Associates, LLC	252,289	$3,456,359	21.2%	Defined

VANGUARD CAPITAL MANAGEMENT LLC

$16,280,984

4.76%

1,188,393

First Eagle Investment Management, LLC

$13,565,972

3.97%

990,217

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
FIRST EAGLE SEPARATE ACCOUNT MANAGEMENT, LLC	406	$5,562	0.0%	Sole
Held directly	989,811	$13,560,410	100.0%	Sole

ACADIAN ASSET MANAGEMENT LLC

$11,939,563

3.49%

871,501

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	871,501	$11,939,563	100.0%	Defined

Harvey Partners, LLC

$11,165,815

3.26%

815,023

TWO SIGMA INVESTMENTS, LP

$10,249,216

3.00%

748,118

GEODE CAPITAL MANAGEMENT, LLC

$9,882,111

2.89%

721,322

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	103,662	$1,420,169	14.4%	Defined
Held directly	617,660	$8,461,942	85.6%	Defined

Azarias Capital Management, L.P.

$9,229,580

2.70%

673,692

DIMENSIONAL FUND ADVISORS LP

$9,114,143

2.66%

665,266

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Fund Advisors Ltd.	2,940	$40,278	0.4%	Defined
DFA Australia Ltd.	13,599	$186,306	2.0%	Defined
Dimensional Ireland Ltd	25,409	$348,103	3.8%	Defined
Held directly	623,318	$8,539,456	93.7%	Sole

WESTERLY CAPITAL MANAGEMENT, LLC

$8,164,241

2.39%

595,930

AQR CAPITAL MANAGEMENT LLC

$8,140,494

2.38%

594,197

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Petros Family Wealth, LLC	70	$959	0.0%	Other
RF&L WEALTH MANAGEMENT, LLC	1	$13	0.0%	Other
Prism Planning Partners LLC	68	$931	0.0%	Other
Compound Planning, Inc.	8	$109	0.0%	Other
Arax Advisory Partners	878	$12,028	0.1%	Other
HALBERT HARGROVE GLOBAL ADVISORS, LLC	1,354	$18,549	0.2%	Other
Stokes Family Office, LLC	274	$3,753	0.0%	Other
Held directly	591,544	$8,104,152	99.6%	Defined

STATE STREET CORP

$7,959,782

2.33%

581,006

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS EUROPE LIMITED joint	581,006	$7,959,782	100.0%	Defined

FIRST WILSHIRE SECURITIES MANAGEMENT INC

$7,084,557

2.07%

517,121

JPMORGAN CHASE & CO

$6,308,380

1.84%

460,466

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	20,833	$285,411	4.5%	Defined
J.P. Morgan Investment Management Inc.	109,261	$1,496,875	23.7%	Defined
J.P. Morgan Securities LLC	329,748	$4,517,546	71.6%	Defined
J.P. Morgan Securities plc	624	$8,548	0.1%	Defined

Bank of New York Mellon Corp

$6,265,897

1.83%

457,365

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	22,234	$304,605	4.9%	Defined
The Bank of New York Mellon	43,881	$601,169	9.6%	Defined
Newton Investment Management North America, LLC joint	391,248	$5,360,096	85.5%	Defined
Held directly	2	$27	0.0%	Defined

MORGAN STANLEY

$5,987,157

1.75%

437,019

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	2,249	$30,811	0.5%	Defined
MORGAN STANLEY & CO. LLC	134,096	$1,837,115	30.7%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	221,598	$3,035,892	50.7%	Defined
MORGAN STANLEY SMITH BARNEY LLC	33,598	$460,291	7.7%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	45,478	$623,048	10.4%	Defined

CITADEL ADVISORS LLC

$5,836,514

1.71%

426,023

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	40,029	$548,397	9.4%	Defined
Held directly	385,994	$5,288,117	90.6%	Defined

JACOBS LEVY EQUITY MANAGEMENT, INC

$4,463,802

1.31%

325,825

GOLDMAN SACHS GROUP INC

$4,320,650

1.26%

315,376

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	74,192	$1,016,430	23.5%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	241,184	$3,304,220	76.5%	Defined

PANAGORA ASSET MANAGEMENT INC

$4,102,204

1.20%

299,431

Connor, Clark & Lunn Investment Management Ltd.

$4,047,281

1.18%

295,422

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	295,422	$4,047,281	100.0%	Sole

D. E. Shaw & Co., Inc.

$3,940,284

1.15%

287,612

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	287,612	$3,940,284	100.0%	Defined

Allspring Global Investments Holdings, LLC

$3,884,127

1.14%

283,513

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Allspring Funds Management, LLC reporting on behalf of Morgan Stanley Smith Barney, LLC	582	$7,973	0.2%	Defined
Allspring Global Investments, LLC reporting on behalf of UBS ASSET MANAGEMENT AMERICAS INC	282,931	$3,876,154	99.8%	Defined

RENAISSANCE TECHNOLOGIES LLC

$3,871,058

1.13%

282,559

BNP PARIBAS ARBITRAGE, SA

$3,824,971

1.12%

279,195

Russell Investments Group, Ltd.

$3,650,854

1.07%

266,486

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC joint	128,568	$1,761,381	48.2%	Other
Russell Investments Canada Limited	1,928	$26,413	0.7%	Defined
Russell Investments Capital, LLC joint	51,552	$706,261	19.3%	Other
Russell Investments France SAS	26,229	$359,337	9.8%	Defined
Russell Investments Limited	3,165	$43,360	1.2%	Defined
Russell Investments Trust Company joint	55,044	$754,102	20.7%	Other

De Lisle Partners LLP

$3,545,423

1.04%

258,790

NORTHERN TRUST CORP

$3,488,976

1.02%

254,670

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	240,416	$3,293,698	94.4%	Defined
NORTHERN TRUST GLOBAL INVESTMENTS LTD	9,957	$136,410	3.9%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	4,297	$58,868	1.7%	Other

ALGERT GLOBAL LLC

$3,350,814

0.98%

244,585

VANGUARD PORTFOLIO MANAGEMENT LLC

$3,230,144

0.94%

235,777

Qube Research & Technologies Ltd

$3,094,405

0.90%

225,869

MARSHALL WACE, LLP

$3,059,347

0.89%

223,310

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	223,310	$3,059,347	100.0%	Other

Man Group plc

$2,657,937

0.78%

194,010

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Numeric Investors LLC	194,010	$2,657,937	100.0%	Defined

VANGUARD FIDUCIARY TRUST CO

$2,598,054

0.76%

189,639

GSA CAPITAL PARTNERS LLP

$2,497,194

0.73%

182,277

CenterBook Partners LP

$2,110,594

0.62%

154,058

MILLENNIUM MANAGEMENT LLC

$1,860,775

0.54%

135,823

NORGES BANK

$1,733,050

0.51%

126,500

Trexquant Investment LP

$1,677,126

0.49%

122,418

ROYAL BANK OF CANADA

$1,618,325

0.47%

118,126

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC CMA LTD.	820	$11,234	0.7%	Defined
RBC Capital Markets, LLC	115,951	$1,588,528	98.2%	Defined
RBC Dominion Securities Inc.	1,355	$18,563	1.1%	Defined

ALLIANCEBERNSTEIN L.P.

$1,593,036

0.47%

116,280

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Equitable Holdings, Inc.	116,280	$1,593,036	100.0%	Defined

Prescott Group Capital Management, L.L.C.

$1,567,170

0.46%

114,392

JANE STREET GROUP, LLC

$1,457,419

0.43%

106,381

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	15,451	$211,678	14.5%	Defined
Jane Street Global Trading, LLC	90,930	$1,245,741	85.5%	Defined

MONEY CONCEPTS CAPITAL CORP

$1,421,005

0.42%

103,723

CARY STREET PARTNERS FINANCIAL LLC

$1,322,187

0.39%

96,510

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
CARY STREET PARTNERS INVESTMENT ADVISORY LLC	96,510	$1,322,187	100.0%	Defined

Walleye Capital LLC

$1,318,515

0.39%

96,242

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$1,197,297

0.35%

87,394

PRICE T ROWE ASSOCIATES INC /MD/

$1,033,815

0.30%

75,461

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	75,461	$1,033,815	100.0%	Defined

Jump Financial, LLC

$1,020,923

0.30%

74,520

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jump Trading Holdings, LLC	16	$219	0.0%	Defined
Leap GP LLC joint	74,504	$1,020,704	100.0%	Defined

VICTORY CAPITAL MANAGEMENT INC

$1,005,580

0.29%

73,400

Archon Capital Management LLC

$959,000

0.28%

70,000

AMERIPRISE FINANCIAL INC

$883,787

0.26%

64,510

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Columbia Management Investment Advisers, LLC	64,510	$883,787	100.0%	Defined

BANK OF AMERICA CORP /DE/

$789,832

0.23%

57,652

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	57,652	$789,832	100.0%	Defined

Point72 Asset Management, L.P.

$775,296

0.23%

56,591

WINTON GROUP Ltd

$768,857

0.22%

56,121

Nuveen, LLC

$744,978

0.22%

54,378

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Nuveen Asset Management, LLC joint	17,298	$236,982	31.8%	Defined
TEACHERS ADVISORS, LLC joint	37,080	$507,996	68.2%	Defined

XTX Topco Ltd

$744,430

0.22%

54,338

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	54,338	$744,430	100.0%	Defined

Pacific Ridge Capital Partners, LLC

$736,772

0.22%

53,779

MARTINGALE ASSET MANAGEMENT L P

$735,717

0.22%

53,702

UBS Group AG

$726,633

0.21%

53,039

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	1,446	$19,810	2.7%	Defined
UBS AG	50,951	$698,028	96.1%	Defined
UBS Securities LLC	642	$8,795	1.2%	Defined

VERUS CAPITAL PARTNERS, LLC

$714,797

0.21%

52,175

OCCUDO QUANTITATIVE STRATEGIES LP

$712,071

0.21%

51,976

Squarepoint Ops LLC

$702,768

0.21%

51,297

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	51,297	$702,768	100.0%	Defined

STRS OHIO

$680,890

0.20%

49,700

Financial Plan, Inc.

$652,325

0.19%

47,615

COUNTRY TRUST BANK

$619,746

0.18%

45,237

EntryPoint Capital, LLC

$603,293

0.18%

44,036

Invesco Ltd.

$585,825

0.17%

42,761

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	3,471	$47,552	8.1%	Defined
Invesco Trust Co joint	10,850	$148,645	25.4%	Defined
Invesco Capital Management LLC	28,440	$389,628	66.5%	Defined

CITIGROUP INC

$556,041

0.16%

40,587

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	40,587	$556,041	100.0%	Defined

WELLS FARGO & COMPANY/MN

$553,822

0.16%

40,425

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	23,355	$319,963	57.8%	Defined
WELLS FARGO CLEARING SERVICES, LLC	17,070	$233,859	42.2%	Defined

VOYA INVESTMENT MANAGEMENT LLC

$549,561

0.16%

40,114

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Voya Investment Management Co. LLC joint	40,114	$549,561	100.0%	Defined

Boston Partners

$534,217

0.16%

38,994

Y-Intercept (Hong Kong) Ltd

$500,543

0.15%

36,536

PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO

$494,693

0.14%

36,109

Dynamic Technology Lab Private Ltd

$479,184

0.14%

34,977

RHUMBLINE ADVISERS

$468,375

0.14%

34,188

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$465,800

0.14%

34,000

LOS ANGELES CAPITAL MANAGEMENT LLC

$427,015

0.12%

31,169

SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC

$402,108

0.12%

29,351

DEUTSCHE BANK AG\

$401,012

0.12%

29,271

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS INVESTMENT MANAGEMENT AMERICAS, INC	2,631	$36,044	9.0%	Defined
DWS Investments UK Ltd	26,640	$364,968	91.0%	Defined

Brevan Howard Capital Management LP

$397,094

0.12%

28,985

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Brevan Howard US Investment Management, LP	28,985	$397,094	100.0%	Defined

CITADEL ADVISORS LLC

$395,930

0.12%

28,900

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	28,900	$395,930	100.0%	Defined

Hillsdale Investment Management Inc.

$395,930

0.12%

28,900

Schonfeld Strategic Advisors LLC

$383,928

0.11%

28,024

Creative Planning

$378,284

0.11%

27,612

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
CREATIVE PLANNING TRUST Co LLC	299	$4,096	1.1%	Defined
Held directly	27,313	$374,188	98.9%	Sole

Assenagon Asset Management S.A.

$364,666

0.11%

26,618

BARCLAYS PLC

$297,344

0.09%

21,704

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	20,930	$286,741	96.4%	Defined
BARCLAYS CAPITAL INC.	774	$10,603	3.6%	Defined

CANADA PENSION PLAN INVESTMENT BOARD

$287,700

0.08%

21,000

IEQ CAPITAL, LLC

$281,932

0.08%

20,579

OSAIC HOLDINGS, INC.

$281,274

0.08%

20,531

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	20,531	$281,274	100.0%	Defined

SATURNA CAPITAL CORP

$277,767

0.08%

20,275

Bridge City Capital, LLC

$277,055

0.08%

20,223

Magnetar Financial LLC

$275,478

0.08%

20,108

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Magnetar Asset Management LLC	11,961	$163,865	59.5%	Sole
Held directly	8,147	$111,613	40.5%	Sole

PARK AVENUE SECURITIES LLC

$248,339

0.07%

18,127

Engineers Gate Manager LP

$246,189

0.07%

17,970

Balyasny Asset Management L.P.

$245,668

0.07%

17,932

Mariner, LLC

$238,654

0.07%

17,420

Key facts CIK 866273 CUSIP 576853105 13F (30d) 105 filings 104 filers Visit website Investor relations