MNRO — Institutional owners (13F)

194 filers · $637.8M total · As of Sept. 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
ICAHN CARL C $86,894,384 5,078,573 13.62% Shares
GAMCO INVESTORS, INC. ET AL $46,896,081 2,740,858 7.35% Shares
BlackRock, Inc. $44,808,322 2,618,838 7.03% Shares
VANGUARD GROUP INC $42,006,485 2,096,132 6.59% Shares
Estuary Capital Management LP $25,567,730 1,494,315 4.01% Shares
MORGAN STANLEY $24,521,567 1,433,169 3.84% Shares
VANGUARD CAPITAL MANAGEMENT LLC $22,047,005 1,288,545 3.46% Shares
CIBC WORLD MARKETS CORP $18,476,419 921,977 2.90% Shares
DIMENSIONAL FUND ADVISORS LP $18,340,815 1,071,947 2.88% Shares
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $17,047,446 996,344 2.67% Shares
ADAGE CAPITAL PARTNERS GP, L.L.C. $17,027,889 995,201 2.67% Shares
GEODE CAPITAL MANAGEMENT, LLC $15,740,610 919,751 2.47% Shares
STATE STREET CORP $15,466,003 903,916 2.42% Shares
Bank of New York Mellon Corp $15,219,908 889,533 2.39% Shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC $12,556,447 733,866 1.97% Shares
GABELLI FUNDS LLC $10,161,834 593,912 1.59% Shares
GOLDMAN SACHS GROUP INC $9,721,235 568,161 1.52% Shares
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND $8,614,885 503,500 1.35% Shares
NOMURA HOLDINGS INC $8,439,405 493,244 1.32% Shares
Allianz Asset Management GmbH $7,977,007 466,219 1.25% Shares
DEPRINCE RACE & ZOLLO INC $7,948,947 464,579 1.25% Shares
TWO SIGMA INVESTMENTS, LP $7,915,942 462,650 1.24% Shares
Union Square Park Capital Management, LLC $7,271,750 425,000 1.14% Shares
CIBC Bancorp USA Inc. $6,953,162 406,380 1.09% Shares
CRAWFORD INVESTMENT COUNSEL INC $6,895,379 403,003 1.08% Shares
CIBC WORLD MARKET INC. $6,837,156 399,600 1.07% Shares
Russell Investments Group, Ltd. $5,769,536 337,202 0.90% Shares
MILLENNIUM MANAGEMENT LLC $5,634,597 329,316 0.88% Shares
NORTHERN TRUST CORP $5,133,394 300,023 0.80% Shares
Schonfeld Strategic Advisors LLC $4,557,641 266,373 0.71% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $4,383,069 256,170 0.69% Shares
PRELUDE CAPITAL MANAGEMENT, LLC $4,234,913 247,511 0.66% Shares
VICTORY CAPITAL MANAGEMENT INC $4,226,529 247,021 0.66% Shares
BRIDGEWAY CAPITAL MANAGEMENT, LLC $4,162,264 243,265 0.65% Shares
UBS Group AG $3,687,872 215,539 0.58% Shares
MONETA GROUP INVESTMENT ADVISORS LLC $3,488,062 203,861 0.55% Shares
Jump Financial, LLC $3,438,477 200,963 0.54% Shares
Beartown Capital Management, LLC $3,422,000 200,000 0.54% Shares
VANGUARD FIDUCIARY TRUST CO $3,355,459 196,111 0.53% Shares
AQR CAPITAL MANAGEMENT LLC $3,323,133 194,222 0.52% Shares
Nuveen, LLC $3,316,775 193,851 0.52% Shares
Empowered Funds, LLC $2,977,106 173,998 0.47% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $2,867,157 167,572 0.45% Shares
CITADEL ADVISORS LLC $2,792,130 163,187 0.44% Shares
ING GROEP NV $2,566,500 150,000 0.40% Shares
Jain Global LLC $2,471,830 144,467 0.39% Shares
Panoramic Capital, LLC $2,458,074 143,663 0.39% Shares
Bleakley Financial Group, LLC $2,390,850 139,734 0.37% Shares
Invesco Ltd. $2,199,644 128,559 0.34% Shares
Weiss Asset Management LP $2,129,562 124,463 0.33% Shares
Creative Planning $1,953,815 114,191 0.31% Shares
BANK OF AMERICA CORP /DE/ $1,800,486 105,230 0.28% Shares
RENAISSANCE TECHNOLOGIES LLC $1,773,948 103,679 0.28% Shares
Pullen Investment Management, LLC $1,712,540 100,090 0.27% Shares
Rangeley Capital, LLC $1,651,115 96,500 0.26% Shares
Madison Avenue Partners, LP $1,641,978 95,966 0.26% Shares
TWO SIGMA ADVISERS, LP $1,543,080 77,000 0.24% Shares
Cerity Partners LLC $1,537,043 89,833 0.24% Shares
D. E. Shaw & Co., Inc. $1,142,367 66,766 0.18% Shares
JPMORGAN CHASE & CO $1,081,115 63,745 0.17% Shares
Quantinno Capital Management LP $1,077,955 63,001 0.17% Shares
Penn Capital Management Company, LLC $1,070,692 62,577 0.17% Shares
BARCLAYS PLC $990,173 57,871 0.16% Shares
Teton Advisors, LLC $975,270 57,000 0.15% Shares
Pacific Ridge Capital Partners, LLC $887,718 51,883 0.14% Shares
Cannon Global Investment Management, LLC $859,504 50,234 0.13% Shares
Lewis Asset Management, LLC $853,013 49,855 0.13% Shares
Connor, Clark & Lunn Investment Management Ltd. $809,885 47,334 0.13% Shares
Atom Investors LP $804,974 47,047 0.13% Shares
SummerHaven Investment Management, LLC $775,237 45,309 0.12% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $745,996 43,600 0.12% Call option
LEVIN CAPITAL STRATEGIES, L.P. $650,180 38,000 0.10% Shares
RHUMBLINE ADVISERS $615,301 35,962 0.10% Shares
GABELLI & Co INVESTMENT ADVISERS, INC. $589,440 34,450 0.09% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $530,410 31,000 0.08% Put option
Inspire Investing, LLC $518,156 32,304 0.08% Shares
WELLS FARGO & COMPANY/MN $474,013 27,704 0.07% Shares
RAYMOND JAMES FINANCIAL INC $469,823 27,459 0.07% Shares
Mariner, LLC $465,201 27,190 0.07% Shares
ALLIANCEBERNSTEIN L.P. $453,772 28,290 0.07% Shares
Vanguard Global Advisers, LLC $442,516 25,863 0.07% Shares
Boston Partners $424,330 24,800 0.07% Shares
FULLER & THALER ASSET MANAGEMENT, INC. $390,553 22,826 0.06% Shares
DEUTSCHE BANK AG\ $383,110 22,391 0.06% Shares
1620 INVESTMENT ADVISORS, INC. $382,614 22,362 0.06% Shares
CITADEL ADVISORS LLC $376,420 22,000 0.06% Call option
Clear Harbor Asset Management, LLC $367,865 21,500 0.06% Shares
MARSHALL WACE, LLP $349,403 20,421 0.05% Shares
Counterpoint Mutual Funds LLC $327,092 19,117 0.05% Shares
Rafferty Asset Management, LLC $326,117 19,060 0.05% Shares
CWM, LLC $318,538 19,859 0.05% Shares
Shay Capital LLC $307,980 18,000 0.05% Shares
CAXTON ASSOCIATES LLP $295,575 17,275 0.05% Shares
Catalyst Funds Management Pty Ltd $292,581 17,100 0.05% Shares
FMR LLC $285,267 16,673 0.04% Shares
MetLife Investment Management, LLC $268,576 15,697 0.04% Shares
BAILARD, INC. $261,783 15,300 0.04% Shares
IEQ CAPITAL, LLC $241,913 14,139 0.04% Shares
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $240,801 14,325 0.04% Shares
CITIGROUP INC $235,691 13,775 0.04% Shares
Toroso Investments, LLC $232,163 11,585 0.04% Shares
COMERICA BANK $229,826 11,468 0.04% Shares
Tower Research Capital LLC (TRC) $213,516 12,479 0.03% Shares
Baird Financial Group, Inc. $207,099 12,104 0.03% Shares
Brevan Howard Capital Management LP $204,037 11,925 0.03% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $196,868 11,506 0.03% Shares
MERCER GLOBAL ADVISORS INC /ADV $195,680 11,437 0.03% Shares
Walleye Capital LLC $184,788 10,800 0.03% Call option
Advisor OS, LLC $176,284 10,303 0.03% Shares
FEDERATED HERMES, INC. $175,206 10,240 0.03% Shares
AlphaQuest LLC $154,969 7,733 0.02% Shares
NEW YORK STATE COMMON RETIREMENT FUND $154,846 9,050 0.02% Shares
ROYAL BANK OF CANADA $152,000 8,879 0.02% Shares
FORTE CAPITAL LLC /ADV $149,264 10,011 0.02% Shares
Police & Firemen's Retirement System of New Jersey $141,397 8,264 0.02% Shares
State of Tennessee, Department of Treasury $117,187 6,849 0.02% Shares
STRS OHIO $114,637 6,700 0.02% Shares
Aquatic Capital Management LLC $113,439 6,630 0.02% Shares
LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA $106,938 6,250 0.02% Shares
GAMMA Investing LLC $101,514 5,933 0.02% Shares
SIGNATUREFD, LLC $96,808 5,658 0.02% Shares
Federation des caisses Desjardins du Quebec $94,888 5,546 0.01% Shares
Mirae Asset Global Investments Co., Ltd. $85,550 5,000 0.01% Shares
PenderFund Capital Management Ltd. $85,550 5,000 0.01% Shares
Mirae Asset Global Investments Co., Ltd. $68,440 4,000 0.01% Call option
Central Pacific Bank - Trust Division $68,440 4,000 0.01% Shares
Arax Advisory Partners $60,535 3,538 0.01% Shares
BNP PARIBAS FINANCIAL MARKETS $58,550 3,422 0.01% Shares
HUNTINGTON NATIONAL BANK $53,093 3,103 0.01% Shares
Ameritas Investment Partners, Inc. $42,724 2,497 0.01% Shares
Legal & General Group Plc $40,157 2,347 0.01% Shares
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO $35,948 2,101 0.01% Shares
Farther Finance Advisors, LLC $34,943 2,045 0.01% Shares
North Star Investment Management Corp. $34,220 2,000 0.01% Shares
Parallel Advisors, LLC $32,150 1,879 0.01% Shares
Pinnacle Wealth Planning Services, Inc. $24,604 1,438 0.00% Shares
PNC Financial Services Group, Inc. $20,446 1,195 0.00% Shares
EverSource Wealth Advisors, LLC $19,232 1,124 0.00% Shares
Walleye Capital LLC $18,821 1,100 0.00% Put option
NISA INVESTMENT ADVISORS, LLC $17,486 1,022 0.00% Shares
OSAIC HOLDINGS, INC. $17,205 1,003 0.00% Shares
Ancora Advisors LLC $17,110 1,000 0.00% Shares
Allworth Financial LP $16,922 989 0.00% Shares
Sankala Group LLC $11,917 1,014 0.00% Shares
Salomon & Ludwin, LLC $9,312 543 0.00% Shares
Caitong International Asset Management Co., Ltd $9,137 534 0.00% Shares
Sterling Capital Management LLC $9,034 528 0.00% Shares
Steward Partners Investment Advisory, LLC $6,844 400 0.00% Shares
US BANCORP \DE\ $6,245 365 0.00% Shares
True Wealth Design, LLC $6,109 357 0.00% Shares
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $5,886 344 0.00% Shares
Essential Partners LLC $5,681 332 0.00% Shares
Versant Capital Management, Inc $5,666 405 0.00% Shares
IFP Advisors, Inc $5,270 308 0.00% Shares
Cygnus Capital Advisors, LLC $5,209 304,495 0.00% Shares
Fortitude Family Office, LLC $5,047 295 0.00% Shares
Lindbrook Capital, LLC $4,384 303 0.00% Shares
FIFTH THIRD BANCORP $4,226 247 0.00% Shares
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $3,785 236 0.00% Shares
BESSEMER GROUP INC $3,054 178,471 0.00% Shares
LOS ANGELES CAPITAL MANAGEMENT LLC $2,857 167 0.00% Shares
GROUP ONE TRADING LLC $2,738 160 0.00% Shares
BELLEVUE ASSET MANAGEMENT, LLC $2,566 150 0.00% Shares
JONES FINANCIAL COMPANIES LLLP $2,118 123 0.00% Shares
Optiver Holding B.V. $2,053 120 0.00% Shares
UMB Bank, n.a. $1,745 102 0.00% Shares
SG Americas Securities, LLC $1,290 75,399 0.00% Shares
MassMutual Private Wealth & Trust, FSB $1,232 72 0.00% Shares
PRICE T ROWE ASSOCIATES INC /MD/ $953 55,658 0.00% Shares
Quarry LP $873 51 0.00% Shares
Spire Wealth Management $856 50 0.00% Shares
Investors Portfolio Services LLC $838 49 0.00% Shares
HRT FINANCIAL LP $797 46,623 0.00% Shares
Keating Financial Advisory Services, Inc. $684 40 0.00% Shares
ROTHSCHILD INVESTMENT LLC $684 40 0.00% Shares
Cedar Mountain Advisors, LLC $548 32 0.00% Shares
SBI Securities Co., Ltd. $496 29 0.00% Shares
BAYBAN $308 18 0.00% Shares
State of Alaska, Department of Revenue $307 18,005 0.00% Shares
Covestor Ltd $302 17,640 0.00% Shares
AMERIFLEX GROUP, INC. $291 17 0.00% Shares
Sunbelt Securities, Inc. $176 11 0.00% Shares
GILPIN WEALTH MANAGEMENT, LLC $154 9 0.00% Shares
Plante Moran Financial Advisors, LLC $137 8 0.00% Shares
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO $90 5,239 0.00% Shares
CANADA LIFE ASSURANCE Co $55 3,235 0.00% Shares
Clearstead Advisors, LLC $52 3 0.00% Shares
Transamerica Financial Advisors, LLC $51 3 0.00% Shares
Walleye Capital LLC $34 2 0.00% Shares
Davis Capital Management $34 2 0.00% Shares
HANTZ FINANCIAL SERVICES, INC. $25 1,456 0.00% Shares
Larson Financial Group LLC $15 1 0.00% Shares
HARBOR CAPITAL ADVISORS, INC. $4 218 0.00% Shares
Evolution Advisers, Inc. $0 4 0.00% Shares