MATRIX SERVICE CO - MTRX

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
BlackRock, Inc. History Reduced 2,014,217 23,123 0.0% 0.0% 1 -1,672,568 -45.37% Q1 2026 May 13, 2026
VANGUARD GROUP INC History No change 1,526,777 17,863 0.0% 0.0% 2 0 0.0% Q4 2025 Jan 29, 2026
NEEDHAM INVESTMENT MANAGEMENT LLC History No change 1,435,000 16,473 0.84% 1.06% 3 0 0.0% Q1 2026 May 14, 2026
GENDELL JEFFREY L History Added to 1,231,307 14,135 0.19% 0.21% 4 +173,746 16.43% Q1 2026 May 15, 2026
VANGUARD CAPITAL MANAGEMENT LLC History New 1,196,787 13,739 0.0% 5 +1,196,787 New Q1 2026 May 15, 2026
AMERICAN CENTURY COMPANIES INC History Added to 981,639 11,269 0.01% 0.01% 6 +98,074 11.1% Q1 2026 May 15, 2026
WESTERLY CAPITAL MANAGEMENT, LLC History Reduced 965,000 11,078 3.01% 2.54% 7 -23,000 -2.33% Q1 2026 May 15, 2026
Harvey Partners, LLC History Added to 905,000 10,389 0.83% 0.88% 8 +52,322 6.14% Q1 2026 May 15, 2026
First Eagle Investment Management, LLC History Added to 850,809 9,767 0.02% 0.01% 9 +210,726 32.92% Q1 2026 May 14, 2026
Azarias Capital Management, L.P. History Added to 817,021 9,379 4.2% 3.74% 10 +86,254 11.8% Q1 2026 Apr 16, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 685,373 7,870 0.0% 0.0% 11 +17,403 2.61% Q1 2026 May 15, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 663,939 7,621 0.0% 0.0% 12 -4,799 -0.72% Q1 2026 May 07, 2026
TWO SIGMA INVESTMENTS, LP History Added to 637,691 7,320 0.01% 0.0% 13 +436,981 217.72% Q1 2026 May 15, 2026
STATE STREET CORP History Added to 545,485 6,262 0.0% 0.0% 14 +12,000 2.25% Q1 2026 May 15, 2026
FIRST WILSHIRE SECURITIES MANAGEMENT INC History Reduced 522,838 6,002 1.35% 1.8% 15 -90,179 -14.71% Q1 2026 May 11, 2026
AQR CAPITAL MANAGEMENT LLC History Added to 498,941 5,727 0.0% 0.0% 16 +133,703 36.61% Q1 2026 May 15, 2026
CITADEL ADVISORS LLC History Added to 482,947 5,544 0.0% 0.0% 17 +232,938 93.17% Q1 2026 May 15, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 476,411 5,469 0.0% 0.0% 18 -10,257 -2.11% Q1 2026 May 15, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 476,089 5,462 0.01% 0.01% 19 +178,300 59.87% Q1 2026 May 13, 2026
Bank of New York Mellon Corp History Reduced 466,897 5,359 0.0% 0.0% 20 -26,732 -5.42% Q1 2026 May 05, 2026
CenterBook Partners LP History Reduced 431,425 4,952 0.27% 0.36% 21 -202,621 -31.96% Q1 2026 May 05, 2026
Connor, Clark & Lunn Investment Management Ltd. History Reduced 363,108 4,168 0.01% 0.01% 22 -23,529 -6.09% Q1 2026 May 11, 2026
Russell Investments Group, Ltd. History Reduced 356,785 4,095 0.0% 0.0% 23 -35,105 -8.96% Q1 2026 May 08, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History Added to 350,987 4,029 0.02% 0.01% 24 +24,754 7.59% Q1 2026 May 15, 2026
MARSHALL WACE, LLP History Added to 313,296 3,596 0.0% 0.0% 25 +281,824 895.48% Q1 2026 May 14, 2026
JANE STREET GROUP, LLC History Added to 313,175 3,595 0.0% 0.0% 26 +193,567 161.83% Q1 2026 May 12, 2026
Congruence Capital, LLC History Added to 304,145 3,491 1.17% 0.4% 27 +210,949 226.35% Q1 2026 May 14, 2026
MORGAN STANLEY History Added to 302,698 3,474 0.0% 0.0% 28 +12,376 4.26% Q1 2026 May 15, 2026
GOLDMAN SACHS GROUP INC History Reduced 272,390 3,127 0.0% 0.0% 29 -14,976 -5.21% Q1 2026 May 15, 2026
JPMORGAN CHASE & CO History Added to 275,307 3,055 0.0% 0.0% 30 +14,734 5.65% Q1 2026 May 13, 2026
De Lisle Partners LLP History Added to 258,790 2,967 0.35% 0.39% 31 +855 0.33% Q1 2026 May 13, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 255,800 2,936 0.0% 0.0% 32 +5,200 2.08% Q1 2026 May 14, 2026
NORTHERN TRUST CORP History Added to 240,552 2,761 0.0% 0.0% 33 +14,305 6.32% Q1 2026 May 14, 2026
Qube Research & Technologies Ltd History Reduced 220,576 2,532 0.0% 0.0% 34 -4,899 -2.17% Q1 2026 May 15, 2026
ALGERT GLOBAL LLC History Added to 192,525 2,210 0.03% 0.03% 35 +9,710 5.31% Q1 2026 May 14, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History New 188,161 2,160 0.0% 36 +188,161 New Q1 2026 May 08, 2026
GSA CAPITAL PARTNERS LLP History Reduced 185,534 2,130 0.13% 0.21% 37 -26,679 -12.57% Q1 2026 May 08, 2026
VANGUARD FIDUCIARY TRUST CO History New 181,338 2,081 0.0% 38 +181,338 New Q1 2026 May 08, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 171,592 1,969 0.0% 0.0% 39 +68,772 66.89% Q1 2026 May 12, 2026
COUNTRY TRUST BANK History Added to 165,237 1,896 0.04% 0.03% 40 +32,575 24.55% Q1 2026 Apr 10, 2026
PANAGORA ASSET MANAGEMENT INC History Added to 156,268 1,793 0.01% 0.01% 41 +10,016 6.85% Q1 2026 May 14, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History Reduced 143,817 1,651 0.0% 0.0% 42 -261,793 -64.54% Q1 2026 May 14, 2026
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. History Added to 123,392 1,416 0.14% 0.1% 43 +32,992 36.5% Q1 2026 May 07, 2026
VICTORY CAPITAL MANAGEMENT INC History Added to 120,951 1,388 0.0% 0.0% 44 +11,434 10.44% Q1 2026 May 15, 2026
ALLIANCEBERNSTEIN L.P. History Reduced 113,740 1,330 0.0% 0.0% 45 -4,430 -3.75% Q1 2026 May 15, 2026
MONEY CONCEPTS CAPITAL CORP History Reduced 104,249 1,196 0.07% 0.07% 46 -312 -0.3% Q1 2026 Apr 30, 2026
ROYAL BANK OF CANADA History Added to 100,697 1,156 0.0% 0.0% 47 +71,841 248.96% Q1 2026 May 15, 2026
HRT FINANCIAL LP History New 96,316 1,105 0.0% 48 +96,316 New Q1 2026 May 14, 2026
CARY STREET PARTNERS FINANCIAL LLC History Added to 94,040 1,079 0.03% 0.02% 49 +19,735 26.56% Q1 2026 Apr 29, 2026
TWO SIGMA ADVISERS, LP History No change 88,800 1,038 0.0% 0.0% 50 0 0.0% Q4 2025 Feb 17, 2026
Allspring Global Investments Holdings, LLC History Added to 81,919 963 0.0% 0.0% 51 +66,400 427.86% Q1 2026 May 05, 2026
Jump Financial, LLC History Added to 78,600 902 0.01% 0.01% 52 +23,789 43.4% Q1 2026 May 14, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 70,788 812 0.0% 0.0% 53 -7,647 -9.75% Q1 2026 May 15, 2026
D. E. Shaw & Co., Inc. History Reduced 69,541 798 0.0% 0.0% 54 -30,854 -30.73% Q1 2026 May 15, 2026
XTX Topco Ltd History Added to 69,145 793 0.01% 0.01% 55 +20,337 41.67% Q1 2026 May 15, 2026
AMERIPRISE FINANCIAL INC History Reduced 67,170 771 0.0% 0.0% 56 -7,352 -9.87% Q1 2026 May 15, 2026
ExodusPoint Capital Management, LP History Added to 63,717 731 0.01% 0.0% 57 +36,706 135.89% Q1 2026 May 14, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History Added to 63,191 726 0.0% 0.0% 58 +9,979 18.75% Q1 2026 May 15, 2026
MARTINGALE ASSET MANAGEMENT L P History Reduced 57,505 660 0.02% 0.02% 59 -24,647 -30.0% Q1 2026 May 13, 2026
Pacific Ridge Capital Partners, LLC History Added to 54,402 624 0.14% 0.1% 60 +17,097 45.83% Q1 2026 May 11, 2026
STRS OHIO History Added to 54,200 622 0.0% 0.0% 61 +7,200 15.32% Q1 2026 Apr 24, 2026
Squarepoint Ops LLC History Added to 52,764 605 0.0% 0.0% 63 +41,196 356.12% Q1 2026 May 15, 2026
Boston Partners History Added to 52,707 605 0.0% 0.0% 62 +202 0.38% Q1 2026 May 11, 2026
Invesco Ltd. History Reduced 51,771 594 0.0% 0.0% 64 -173 -0.33% Q1 2026 May 12, 2026
Financial Plan, Inc. History No change 47,615 546 0.06% 0.06% 65 0 0.0% Q1 2026 Apr 24, 2026
WINTON GROUP Ltd History Reduced 43,029 493 0.02% 0.03% 66 -42,882 -49.91% Q1 2026 May 12, 2026
BANK OF AMERICA CORP /DE/ History Added to 42,223 484 0.0% 0.0% 67 +17,376 69.93% Q1 2026 May 15, 2026
Nuveen, LLC History Reduced 41,516 476 0.0% 0.0% 68 -16,060 -27.89% Q1 2026 Apr 30, 2026
Man Group plc History Reduced 38,821 445 0.0% 0.0% 69 -17,108 -30.59% Q1 2026 May 15, 2026
EntryPoint Capital, LLC History Added to 38,821 445 0.13% 0.12% 70 +13,441 52.96% Q1 2026 May 14, 2026
VOYA INVESTMENT MANAGEMENT LLC History Reduced 38,723 444 0.0% 0.0% 71 -234 -0.6% Q1 2026 May 12, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History Added to 36,109 414 0.0% 0.0% 72 +8,655 31.53% Q1 2026 May 14, 2026
Quantbot Technologies LP History Added to 35,965 412 0.02% 0.0% 73 +32,028 813.51% Q1 2026 May 13, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History Added to 34,000 390 0.01% 0.01% 74 +10,000 41.67% Q1 2026 May 15, 2026
Dynamic Technology Lab Private Ltd History New 33,602 385 0.06% 76 +33,602 New Q1 2026 May 15, 2026
RHUMBLINE ADVISERS History Reduced 33,608 385 0.0% 0.0% 75 -101 -0.3% Q1 2026 May 12, 2026
Bridge City Capital, LLC History Added to 31,000 355 0.1% 0.08% 77 +9,021 41.04% Q1 2026 May 13, 2026
Brevan Howard Capital Management LP History Added to 30,072 345 0.0% 0.0% 78 +17,472 138.67% Q1 2026 May 15, 2026
UBS Group AG History Reduced 29,422 337 0.0% 0.0% 79 -6,055 -17.07% Q1 2026 May 05, 2026
WELLS FARGO & COMPANY/MN History Reduced 27,222 312 0.0% 0.0% 80 -20,068 -42.44% Q1 2026 May 11, 2026
Assenagon Asset Management S.A. History No change 26,618 305 0.0% 0.0% 81 0 0.0% Q1 2026 Apr 20, 2026
BARCLAYS PLC History Reduced 26,214 300 0.0% 0.0% 82 -37,046 -58.56% Q1 2026 May 14, 2026
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC History Reduced 25,591 293 0.01% 0.02% 83 -14,902 -36.8% Q1 2026 May 15, 2026
BAILARD, INC. History New 24,700 283 0.01% 84 +24,700 New Q1 2026 May 11, 2026
DEUTSCHE BANK AG\ History Added to 24,410 280 0.0% 0.0% 85 +3,579 17.18% Q1 2026 May 06, 2026
Walleye Capital LLC History New 24,124 276 0.0% 86 +24,124 New Q1 2026 May 13, 2026
VERUS CAPITAL PARTNERS, LLC History No change 23,000 269 0.02% 0.02% 87 0 0.0% Q4 2025 Feb 11, 2026
Aquatic Capital Management LLC History Added to 23,024 264 0.01% 0.0% 88 +14,714 177.06% Q1 2026 May 15, 2026
Point72 Asset Management, L.P. History Reduced 22,262 255 0.0% 0.0% 89 -93,526 -80.77% Q1 2026 May 15, 2026
Quadrature Capital Ltd History New 20,730 237 0.0% 90 +20,730 New Q1 2026 May 15, 2026
OSAIC HOLDINGS, INC. History Reduced 20,535 235 0.0% 0.0% 91 -1,918 -8.54% Q1 2026 May 15, 2026
Creative Planning History Reduced 20,311 233 0.0% 0.0% 92 -8,117 -28.55% Q1 2026 May 12, 2026
IEQ CAPITAL, LLC History New 19,474 223 0.0% 93 +19,474 New Q1 2026 May 14, 2026
OCCUDO QUANTITATIVE STRATEGIES LP History Added to 16,224 219 0.01% 0.01% 94 +1,093 7.22% Q1 2026 May 15, 2026
AlphaQuest LLC History No change 17,779 208 0.01% 0.01% 95 0 0.0% Q4 2025 Feb 09, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 18,054 207 0.0% 0.0% 96 +2,854 18.78% Q1 2026 May 15, 2026
SATURNA CAPITAL CORP History No change 17,606 202 0.0% 0.0% 97 0 0.0% Q1 2026 May 11, 2026
CITIGROUP INC History Added to 16,054 184 0.0% 0.0% 98 +4,610 40.28% Q1 2026 May 11, 2026
KETTLE HILL CAPITAL MANAGEMENT, LLC History New 15,005 172 0.04% 99 +15,005 New Q1 2026 May 15, 2026
Greenhaven Road Investment Management, L.P. History No change 13,969 160 0.11% 0.03% 100 0 0.0% Q1 2026 May 15, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 12,895 148 0.0% 0.0% 101 +306 2.43% Q1 2026 May 15, 2026
AXQ CAPITAL, LP History New 12,364 141 0.02% 102 +12,364 New Q1 2026 May 13, 2026
Vanguard Global Advisers, LLC History New 11,620 133 0.0% 103 +11,620 New Q1 2026 May 08, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History Reduced 11,516 132 0.0% 0.0% 104 -39,984 -77.64% Q1 2026 May 08, 2026
CWM, LLC History Added to 11,263 129 0.0% 0.0% 106 +4,952 78.47% Q1 2026 May 14, 2026
CANADA PENSION PLAN INVESTMENT BOARD History Added to 11,300 129 0.0% 0.0% 105 +1,800 18.95% Q1 2026 May 15, 2026
Vident Advisory, LLC History New 11,079 127 0.0% 107 +11,079 New Q1 2026 May 14, 2026
MetLife Investment Management, LLC History Reduced 10,687 122 0.0% 0.0% 108 -4,493 -29.6% Q1 2026 May 14, 2026
Mariner, LLC History New 10,377 119 0.0% 109 +10,377 New Q1 2026 May 13, 2026
State of Wyoming History Reduced 9,686 111 0.01% 0.02% 110 -8,337 -46.26% Q1 2026 May 13, 2026
Police & Firemen's Retirement System of New Jersey History No change 7,820 89 0.0% 0.0% 111 0 0.0% Q1 2026 Apr 29, 2026
Daytona Street Capital LLC History No change 6,700 79 0.06% 0.06% 112 0 0.0% Q1 2026 Apr 10, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 6,600 75 0.0% 0.0% 113 0 0.0% Q1 2026 May 06, 2026
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO History No change 5,595 64 0.0% 0.0% 114 0 0.0% Q1 2026 May 14, 2026
Tower Research Capital LLC (TRC) History Added to 4,586 52 0.0% 0.0% 115 +3,797 481.24% Q1 2026 May 15, 2026
BOKF, NA History No change 2,923 33 0.0% 0.0% 116 0 0.0% Q1 2026 May 08, 2026
Ameritas Investment Partners, Inc. History No change 2,591 29 0.0% 0.0% 117 0 0.0% Q1 2026 May 13, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History Added to 2,484 28 0.0% 0.0% 119 +1,948 363.43% Q1 2026 May 13, 2026
NEW YORK STATE TEACHERS RETIREMENT SYSTEM History No change 2,421 28 0.0% 0.0% 118 0 0.0% Q1 2026 Apr 27, 2026
Legal & General Group Plc History Reduced 2,431 27 0.0% 0.0% 120 -125 -4.89% Q1 2026 May 08, 2026
EverSource Wealth Advisors, LLC History Added to 2,235 25 0.0% 0.0% 121 +158 7.61% Q1 2026 May 15, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 1,467 16 0.0% 0.0% 122 -202 -12.1% Q1 2026 May 15, 2026
FMR LLC History Reduced 708 8 0.0% 0.0% 123 -1,648 -69.95% Q1 2026 May 15, 2026
Sterling Capital Management LLC History Reduced 731 8 0.0% 0.0% 124 -513 -41.24% Q1 2026 Apr 22, 2026
MAI Capital Management History Added to 664 7 0.0% 125 +646 3588.89% Q1 2026 May 15, 2026
Covestor Ltd History Added to 627 7 0.0% 0.0% 126 +32 5.38% Q1 2026 May 05, 2026
GAMMA Investing LLC History Reduced 363 4 0.0% 0.0% 127 -76 -17.31% Q1 2026 Apr 06, 2026
Optiver Holding B.V. History Added to 266 3 0.0% 0.0% 128 +80 43.01% Q1 2026 May 15, 2026
Farther Finance Advisors, LLC History Added to 258 3 0.0% 0.0% 129 +36 16.22% Q1 2026 Apr 07, 2026
QUADRANT CAPITAL GROUP LLC History Added to 211 2 0.0% 131 +173 455.26% Q1 2026 May 13, 2026
Allworth Financial LP History Added to 259 2 0.0% 0.0% 130 +146 129.2% Q1 2026 May 14, 2026
True Wealth Design, LLC History Reduced 204 2 0.0% 0.0% 132 -39 -16.05% Q1 2026 Apr 13, 2026
Arax Advisory Partners History New 147 1 0.0% 137 +147 New Q1 2026 May 13, 2026
ROTHSCHILD INVESTMENT LLC History Added to 173 1 0.0% 133 +125 260.42% Q1 2026 May 07, 2026
FIFTH THIRD BANCORP History New 103 1 0.0% 136 +103 New Q1 2026 May 01, 2026
JONES FINANCIAL COMPANIES LLLP History No change 175 1 0.0% 0.0% 134 0 0.0% Q1 2026 May 15, 2026
COMERICA BANK History No change 103 1 0.0% 0.0% 135 0 0.0% Q4 2025 Jan 29, 2026
OBERWEIS ASSET MANAGEMENT INC/ History Closed out 0 0 0.1% -226,575 -100.0% Q1 2026 May 15, 2026
Stanley-Laman Group, Ltd. History Closed out 0 0 0.27% -181,563 -100.0% Q1 2026 Apr 16, 2026
ROYCE & ASSOCIATES LP History Closed out 0 0 0.01% -120,782 -100.0% Q1 2026 May 12, 2026
Trexquant Investment LP History Closed out 0 0 0.0% -41,395 -100.0% Q1 2026 May 15, 2026
PharVision Advisers, LLC History Closed out 0 0 0.21% -35,826 -100.0% Q1 2026 May 11, 2026
STATE OF WISCONSIN INVESTMENT BOARD History Closed out 0 0 0.0% -35,500 -100.0% Q1 2026 May 15, 2026
Integrated Quantitative Investments LLC History Closed out 0 0 0.07% -27,447 -100.0% Q1 2026 May 13, 2026
OXFORD ASSET MANAGEMENT LLP History Closed out 0 0 0.12% -25,080 -100.0% Q1 2026 May 15, 2026
FRANKLIN RESOURCES INC History Closed out 0 0 0.0% -20,720 -100.0% Q1 2026 May 13, 2026
PRUDENTIAL FINANCIAL INC History Closed out 0 0 0.0% -16,319 -100.0% Q1 2026 May 13, 2026
Engineers Gate Manager LP History Closed out 0 0 0.0% -11,414 -100.0% Q1 2026 May 15, 2026
Quarry LP History Closed out 0 0 0.0% -2,645 -100.0% Q1 2026 May 15, 2026
SIGNATUREFD, LLC History Closed out 0 0 0.0% -2,219 -100.0% Q1 2026 Apr 07, 2026
AMALGAMATED BANK History Closed out 0 0 0.0% -852 -100.0% Q1 2026 May 08, 2026
NISA INVESTMENT ADVISORS, LLC History Reduced 76 0 0.0% -697 -90.17% Q1 2026 Apr 30, 2026
Torren Management, LLC History Reduced 54 0 0.0% -120 -68.97% Q1 2026 Apr 30, 2026
Root Financial Partners, LLC History New 44 0 +44 New Q1 2026 Apr 24, 2026
Wealth Preservation Advisors, LLC History New 34 0 +34 New Q1 2026 May 15, 2026
SJS Investment Consulting Inc. History Added to 45 0 +33 275.0% Q1 2026 Apr 23, 2026
PNC FINANCIAL SERVICES GROUP, INC. History Closed out 0 0 -10 -100.0% Q1 2026 May 08, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History Closed out 0 0 -9 -100.0% Q1 2026 May 07, 2026
IFP Advisors, Inc History Reduced 24 0 -8 -25.0% Q1 2026 Apr 13, 2026
Sunbelt Securities, Inc. History Reduced 6 0 -6 -50.0% Q1 2026 May 15, 2026
Caitong International Asset Management Co., Ltd History New 1 0 +1 New Q1 2026 May 11, 2026
Clearstead Advisors, LLC History Closed out 0 0 -1 -100.0% Q1 2026 May 06, 2026
Parkside Financial Bank & Trust History No change 40 0 0 0.0% Q1 2026 May 13, 2026