MG — Institutional owners (13F)

149 filers · $353.6M total · As of June 30, 2026

Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.

Institution Value Shares % of tracked 13F Type
Mill Road Capital Management LLC $33,708,522 1,929,509 9.53% Shares
DIMENSIONAL FUND ADVISORS LP $29,715,235 1,700,793 8.40% Shares
ROYCE & ASSOCIATES LP $27,615,318 1,580,728 7.81% Shares
WEBER CAPITAL MANAGEMENT LLC /ADV $25,299,250 1,448,154 7.15% Shares
BlackRock, Inc. $20,373,462 1,166,197 5.76% Shares
IES Holdings, Inc. $19,640,385 1,124,235 5.55% Shares
VANGUARD CAPITAL MANAGEMENT LLC $18,387,385 1,052,512 5.20% Shares
VANGUARD GROUP INC $14,036,289 1,109,588 3.97% Shares
FEDERATED HERMES, INC. $11,460,879 656,032 3.24% Shares
First Eagle Investment Management, LLC $9,675,847 553,855 2.74% Shares
GEODE CAPITAL MANAGEMENT, LLC $8,912,951 510,059 2.52% Shares
DEUTSCHE BANK AG\ $6,804,356 389,488 1.92% Shares
STATE STREET CORP $6,742,092 385,924 1.91% Shares
BRIDGEWAY CAPITAL MANAGEMENT, LLC $6,190,861 354,371 1.75% Shares
Pacific Ridge Capital Partners, LLC $4,941,914 282,880 1.40% Shares
Qube Research & Technologies Ltd $4,817,335 275,749 1.36% Shares
Clearline Capital LP $4,672,526 267,460 1.32% Shares
ESSEX INVESTMENT MANAGEMENT CO LLC $4,492,009 257,127 1.27% Shares
ALGERT GLOBAL LLC $4,064,727 232,669 1.15% Shares
Foundry Partners, LLC $3,985,042 376,658 1.13% Shares
Empowered Funds, LLC $3,939,380 225,494 1.11% Shares
JB CAPITAL PARTNERS LP $3,533,185 202,243 1.00% Shares
NORTHERN TRUST CORP $3,528,381 201,968 1.00% Shares
CITADEL ADVISORS LLC $3,324,541 190,300 0.94% Call option
O'SHAUGHNESSY ASSET MANAGEMENT, LLC $2,818,488 161,333 0.80% Shares
CITADEL ADVISORS LLC $2,646,478 151,487 0.75% Shares
GOLDMAN SACHS GROUP INC $2,614,351 149,648 0.74% Shares
TWO SIGMA INVESTMENTS, LP $2,609,267 149,357 0.74% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $2,502,787 143,262 0.71% Shares
Knights of Columbus Asset Advisors LLC $2,445,014 139,955 0.69% Shares
VANGUARD FIDUCIARY TRUST CO $2,271,135 130,002 0.64% Shares
CITADEL ADVISORS LLC $2,168,027 124,100 0.61% Put option
RITHOLTZ WEALTH MANAGEMENT $1,988,680 113,834 0.56% Shares
MORGAN STANLEY $1,942,786 111,207 0.55% Shares
AMERIPRISE FINANCIAL INC $1,905,627 109,080 0.54% Shares
JACOBS LEVY EQUITY MANAGEMENT, INC $1,850,038 105,898 0.52% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,834,350 105,000 0.52% Put option
RENAISSANCE TECHNOLOGIES LLC $1,794,169 102,700 0.51% Shares
SEI INVESTMENTS CO $1,781,905 101,998 0.50% Shares
Inspire Investing, LLC $1,711,746 115,815 0.48% Shares
Informed Momentum Co LLC $1,615,224 92,457 0.46% Shares
Equitable Holdings, Inc. $1,510,194 86,445 0.43% Shares
UBS Group AG $1,475,569 84,463 0.42% Shares
Nuveen, LLC $1,457,156 83,409 0.41% Shares
JANE STREET GROUP, LLC $1,408,082 80,600 0.40% Call option
Bank of New York Mellon Corp $1,383,959 79,219 0.39% Shares
Uniplan Investment Counsel, Inc. $1,360,733 77,889 0.38% Shares
Manatuck Hill Partners, LLC $1,256,093 71,900 0.36% Shares
Raiffeisen Bank International AG $1,184,950 65,000 0.34% Shares
JANE STREET GROUP, LLC $1,184,466 67,800 0.33% Put option
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,156,287 66,187 0.33% Shares
Juniper Investment Company, LLC $1,068,081 61,138 0.30% Shares
FIRST TRUST ADVISORS LP $1,052,025 60,219 0.30% Shares
RBF Capital, LLC $960,850 55,000 0.27% Shares
AMERICAN CENTURY COMPANIES INC $957,391 54,802 0.27% Shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC $875,841 50,134 0.25% Shares
Numerai GP LLC $872,889 49,965 0.25% Shares
D. E. Shaw & Co., Inc. $772,628 44,226 0.22% Shares
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $732,329 45,011 0.21% Shares
LPL Financial LLC $711,623 40,734 0.20% Shares
Concentric Capital Strategies, LP $690,851 39,545 0.20% Shares
Ellsworth Advisors, LLC $679,172 42,316 0.19% Shares
AQR CAPITAL MANAGEMENT LLC $650,670 37,245 0.18% Shares
TWO SIGMA ADVISERS, LP $630,274 49,824 0.18% Shares
STRS OHIO $618,438 35,400 0.17% Shares
Values First Advisors, Inc. $604,425 34,598 0.17% Shares
Verdad Advisers, LP $603,169 34,526 0.17% Shares
PANAGORA ASSET MANAGEMENT INC $601,143 34,410 0.17% Shares
Trexquant Investment LP $583,131 33,379 0.16% Shares
XTX Topco Ltd $558,551 31,972 0.16% Shares
Russell Investments Group, Ltd. $473,990 27,131 0.13% Shares
Invesco Ltd. $473,157 27,084 0.13% Shares
Hillsdale Investment Management Inc. $464,702 26,600 0.13% Shares
VOYA INVESTMENT MANAGEMENT LLC $434,723 24,884 0.12% Shares
EntryPoint Capital, LLC $384,602 22,015 0.11% Shares
FRANKLIN RESOURCES INC $366,311 20,968 0.10% Shares
OLD NATIONAL BANCORP /IN/ $349,400 20,000 0.10% Shares
Dynamic Technology Lab Private Ltd $343,000 19,651 0.10% Shares
RAYMOND JAMES FINANCIAL INC $335,896 19,227 0.09% Shares
SEIZERT CAPITAL PARTNERS, LLC $330,847 18,938 0.09% Shares
RHUMBLINE ADVISERS $328,374 18,797 0.09% Shares
BNP PARIBAS FINANCIAL MARKETS $317,535 18,176 0.09% Shares
Assenagon Asset Management S.A. $313,953 17,971 0.09% Shares
WELLS FARGO & COMPANY/MN $299,087 17,120 0.08% Shares
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC $296,239 16,957 0.08% Shares
MACKENZIE FINANCIAL CORP $287,556 16,460 0.08% Shares
Banco Santander, S.A. $286,368 16,392 0.08% Shares
BANK OF AMERICA CORP /DE/ $249,262 14,268 0.07% Shares
NJ State Employees Deferred Compensation Plan $236,160 24,000 0.07% Shares
SIMPLEX TRADING, LLC $229,747 13,151 0.06% Shares
ALLIANCEBERNSTEIN L.P. $228,794 15,480 0.06% Shares
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO $227,424 13,018 0.06% Shares
WOLVERINE TRADING, LLC $203,504 20,556 0.06% Shares
PRUDENTIAL FINANCIAL INC $203,263 11,635 0.06% Shares
MetLife Investment Management, LLC $184,466 10,559 0.05% Shares
Quadrature Capital Ltd $182,160 10,427 0.05% Shares
JPMORGAN CHASE & CO $143,525 7,873 0.04% Shares
CITIGROUP INC $143,428 8,210 0.04% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $142,415 8,152 0.04% Shares
GROUP ONE TRADING LLC $131,339 7,518 0.04% Shares
JONES FINANCIAL COMPANIES LLLP $122,142 6,490 0.03% Shares
Vanguard Global Advisers, LLC $105,798 6,056 0.03% Shares
Police & Firemen's Retirement System of New Jersey $104,243 5,967 0.03% Shares
FMR LLC $92,568 5,299 0.03% Shares
NEW YORK STATE COMMON RETIREMENT FUND $88,678 5,076 0.03% Shares
State of Wyoming $71,400 4,087 0.02% Shares
Rockefeller Capital Management L.P. $61,494 3,520 0.02% Shares
OSAIC HOLDINGS, INC. $57,298 3,280 0.02% Shares
BARCLAYS PLC $57,022 3,264 0.02% Shares
LOM Asset Management Ltd $52,410 3,000 0.01% Shares
TD Waterhouse Canada Inc. $49,364 2,870 0.01% Shares
Mirae Asset Global Investments Co., Ltd. $41,247 2,361 0.01% Shares
Legal & General Group Plc $30,171 1,727 0.01% Shares
Ameritas Investment Partners, Inc. $28,074 1,607 0.01% Shares
CWM, LLC $21,845 1,478 0.01% Shares
Tower Research Capital LLC (TRC) $16,841 964 0.00% Shares
Investors Research Corp $11,824 800 0.00% Shares
ROYAL BANK OF CANADA $9,000 527 0.00% Shares
NISA INVESTMENT ADVISORS, LLC $7,634 437 0.00% Shares
Sterling Capital Management LLC $4,892 280 0.00% Shares
ACADIAN ASSET MANAGEMENT LLC $4,825 276,512 0.00% Shares
CSM Advisors, LLC $4,674 267,586 0.00% Shares
Colonial Trust Advisors $3,354 192 0.00% Shares
Arax Advisory Partners $2,708 155 0.00% Shares
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $2,690 154 0.00% Shares
GAMMA Investing LLC $2,114 121 0.00% Shares
Torren Management, LLC $1,862 126 0.00% Shares
GSA CAPITAL PARTNERS LLP $1,392 79,701 0.00% Shares
Allworth Financial LP $1,363 78 0.00% Shares
SBI Securities Co., Ltd. $1,310 75 0.00% Shares
C M BIDWELL & ASSOCIATES LTD $1,153 66 0.00% Shares
Essential Partners LLC $1,083 62 0.00% Shares
Institute for Wealth Management, LLC. $927 53 0.00% Shares
Lindbrook Capital, LLC $899 85 0.00% Shares
EverSource Wealth Advisors, LLC $768 44 0.00% Shares
ASSETMARK, INC $629 36 0.00% Shares
LSV ASSET MANAGEMENT $603 34,501 0.00% Shares
MassMutual Private Wealth & Trust, FSB $542 31 0.00% Shares
Cambridge Investment Research Advisors, Inc. $499 28,579 0.00% Shares
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $399 27 0.00% Shares
IFP Advisors, Inc $384 22 0.00% Shares
Parallel Advisors, LLC $349 20 0.00% Shares
PRICE T ROWE ASSOCIATES INC /MD/ $254 14,533 0.00% Shares
Archer Investment Corp $175 10 0.00% Shares
Farther Finance Advisors, LLC $52 3 0.00% Shares
True Wealth Design, LLC $35 2 0.00% Shares
State of Alaska, Department of Revenue $30 1,765 0.00% Shares
ROTHSCHILD INVESTMENT LLC $17 1 0.00% Shares
HARBOR CAPITAL ADVISORS, INC. $7 377 0.00% Shares