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© 2026 Insider Trade Flow. Not financial advice. All data sourced from public SEC filings, 13F reports, and Polymarket.

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Browse our comprehensive A-Z directory of public companies, corporate insiders, and institutional investors tracked through SEC filings.

Companies starting with M

433 companies

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

M I HOMES INC

M-tron Industries, Inc.

M/A-COM Technology Solutions Holdings, Inc.

M&T BANK CORP

M3-Brigade Acquisition V Corp.

MA Specialty Credit Income Fund

MAC-GRAY CORP

MACERICH CO

MACK CALI REALTY CORP

MacKenzie Realty Capital, Inc.

MACROGENICS INC

Macy's, Inc.

MAD CATZ INTERACTIVE INC

Madison Air Solutions Corp

Madison Bancorp Inc

Madison Square Garden Co

Madison Square Garden Entertainment Corp.

Madison Square Garden Sports Corp.

MADRIGAL PHARMACEUTICALS, INC.

MAGELLAN HEALTH SERVICES INC

MAGELLAN MIDSTREAM PARTNERS LP

MAGICJACK VOCALTEC LTD

MAGMA DESIGN AUTOMATION INC

MAGNACHIP SEMICONDUCTOR Corp

Magnera Corp

MAGNETEK, INC.

MAGNITE, INC.

Magnolia Bancorp, Inc.

Magnolia Oil & Gas Corp

MAGNUM HUNTER RESOURCES CORP

Magyar Bancorp, Inc.

MAIA Biotechnology, Inc.

Maidenform Brands, Inc.

Main Street Capital CORP

MAINSOURCE FINANCIAL GROUP

MainStreet Bancshares, Inc.

MAINZ BIOMED N.V.

Maison Solutions Inc.

MAJESCO ENTERTAINMENT CO

MAKEMUSIC, INC.

MakeMyTrip Ltd

MAKO Surgical Corp.

MALIBU BOATS, INC.

Mama's Creations, Inc.

MAMMOTH ENERGY SERVICES, INC.

MANAS PETROLEUM Corp

MANGOCEUTICALS, INC.

MANHATTAN ASSOCIATES INC

MANHATTAN BRIDGE CAPITAL, INC

Manitex International, Inc.

MANITOWOC CO INC

MANNATECH INC

MANNKIND CORP

MANPOWER INC /WI/

Manulife Private Credit Fund

N/A

Manulife Private Credit Plus Fund

MAP Pharmaceuticals, Inc.

Maplebear Inc.

MapLight Therapeutics, Inc.

MapLight Therapeutics, Inc.

MARA Holdings, Inc.

Marathon Bancorp, Inc. /MD/

MARATHON OIL CORP

Marathon Petroleum Corp

MARAVAI LIFESCIENCES HOLDINGS, INC.

MARCHEX INC

MARCUS CORP

MARIMED INC.

MARIN SOFTWARE INC

Marine Drive Mobile Corp.

MARINE PRODUCTS CORP

MARINEMAX INC

Maris Tech Ltd.

MARKEL CORP

Market Leader, Inc.

Market Technology Acquisition Corp

MARKETAXESS HOLDINGS INC

MARKETWISE, INC.

MARKWEST ENERGY PARTNERS L P

MARLIN BUSINESS SERVICES CORP

Marpai, Inc.

Marqeta, Inc.

MARRIOTT INTERNATIONAL INC /MD/

Marriott Vacations Worldwide Corp

MARSH & MCLENNAN COMPANIES, INC.

MARSH & MCLENNAN COMPANIES, INC.

MARTEN TRANSPORT LTD

MARTHA STEWART LIVING OMNIMEDIA INC

MARTIN MARIETTA MATERIALS INC

MARTIN MIDSTREAM PARTNERS LP

MARVELL TECHNOLOGY GROUP LTD

Marwynn Holdings, Inc.

Marygold Companies, Inc.

MARZETTI CO

MASCO CORP /DE/

MASIMO CORP

MASS Petroleum Inc.

MASTEC INC

Mastech Digital, Inc.

Master Silicon Carbide Industries, Inc.

MasterBrand, Inc.

MASTERCARD INC

MasterCraft Boat Holdings, Inc.

Matador Resources Co

Match Group, Inc.

MATERIAL SCIENCES CORP

MATERION Corp

Mativ Holdings, Inc.

MATRIX SERVICE CO

Matson, Inc.

MATTEL INC /DE/

Mattersight Corp

MATTHEWS INTERNATIONAL CORP

MATTRESS FIRM HOLDING CORP.

MATTSON TECHNOLOGY INC

MAUI LAND & PINEAPPLE CO INC

Mawson Infrastructure Group Inc.

MAXCYTE, INC.

MAXIM INTEGRATED PRODUCTS INC

MAXIMUS INC

MAXLINEAR, INC

MAXWELL TECHNOLOGIES INC

Mayville Engineering Company, Inc.

Maywood Acquisition Corp.

Maze Therapeutics, Inc.

MB FINANCIAL INC /MD

MBIA INC

MBX Biosciences, Inc.

MCCLATCHY CO

MCCORMICK & CO INC

MCDERMOTT INTERNATIONAL INC

MCDONALDS CORP

McEwen Mining Inc.

MUX]

McEwen Mining Inc.

MCG CAPITAL CORP

MCGRATH RENTCORP

McGraw Hill, Inc.

MCGRAW-HILL COMPANIES INC

MCKESSON CORP

MCMORAN EXPLORATION CO /DE/

MCT HOLDING CORP

MDB Capital Holdings, LLC

MDC HOLDINGS INC

MDC PARTNERS INC

MDJM LTD

MDU COMMUNICATIONS INTERNATIONAL INC

MDU RESOURCES GROUP INC

MDWerks, Inc.

Mead Johnson Nutrition Co

MEADOWBROOK INSURANCE GROUP INC

MEADWESTVACO Corp

Measurement Specialties Inc

Mechanics Bancorp

Medalist Diversified REIT, Inc.

MEDALLION FINANCIAL CORP

MEDALLION FINANCIAL CORP

MEDASSETS INC

MEDCATH CORP

MEDCO HEALTH SOLUTIONS INC

MEDGENICS, INC.

MEDIA GENERAL INC

MediaAlpha, Inc.

Mediaco Holding Inc.

MEDIANET GROUP TECHNOLOGIES INC

MEDICAL PROPERTIES TRUST INC

MEDICAL PROPERTIES TRUST INC

MEDICINES CO /DE

MEDICINOVA INC

MEDICIS PHARMACEUTICAL CORP

Medicus Pharma Ltd.

Medidata Solutions, Inc.

MEDIFAST INC

Medirom Healthcare Technologies Inc.

MEDIVATION, INC.

MEDIWARE INFORMATION SYSTEMS INC

MediWound Ltd.

Medley Capital Corp

Medline Inc.

MEDNAX, INC.

Medpace Holdings, Inc.

MedPro Safety Products, Inc.

MedPro Safety Products, Inc.

MEDTOX SCIENTIFIC INC

Medtronic plc

MeiraGTx Holdings plc

Meiwu Technology Co Ltd

Meketa Infrastructure Fund

MELA SCIENCES, INC. /NY

Melco Resorts & Entertainment LTD

Mellanox Technologies, Ltd.

MEMC ELECTRONIC MATERIALS INC

Memorial Production Partners LP

MEMSIC Inc

MENS WEARHOUSE INC

Mentor Capital, Inc.

MENTOR GRAPHICS CORP

MERCADOLIBRE INC

MERCANTILE BANK CORP

Mercator Acquisition Corp.

MERCER INTERNATIONAL INC.

NONE

Merchants & Marine Bancorp, Inc.

Merchants Bancorp

MERCHANTS BANCSHARES INC

Merck & Co. Inc.

MERCURY COMPUTER SYSTEMS INC

MERCURY GENERAL CORP

MEREDITH CORP

MERGE HEALTHCARE INC

MERIDIAN BIOSCIENCE INC

Meridian Corp

MERIDIAN INTERSTATE BANCORP INC

MERIT MEDICAL SYSTEMS INC

Meritage Homes CORP

Merlin, Inc.

Mersana Therapeutics, Inc.

MERU NETWORKS INC

Merus N.V.

Mesa Energy Holdings, Inc.

MESA LABORATORIES INC /CO

MESOBLAST LTD

MET PRO CORP

META FINANCIAL GROUP INC

Meta Platforms, Inc.

METABOLIX, INC.

Metagenomi, Inc.

METALICO INC

Metallus Inc.

$MATH logo$ MATH

Metalpha Technology Holding Ltd

Metals Royalty Co Inc.

MetaVia Inc.

METHODE ELECTRONICS INC

METLIFE INC

METRO BANCORP, INC.

MetroCity Bankshares, Inc.

MetroCorp Bancshares, Inc.

METROPCS COMMUNICATIONS INC

Metropolitan Bank Holding Corp.

METROPOLITAN HEALTH NETWORKS INC

Metsera, Inc.

METTLER TOLEDO INTERNATIONAL INC/

MEXCO ENERGY CORP

MEXICAN ECONOMIC DEVELOPMENT INC

MEXICO FUND INC

MFA FINANCIAL, INC.

MFRI INC

MFS HIGH INCOME MUNICIPAL TRUST

MFS HIGH YIELD MUNICIPAL TRUST

MFS INVESTMENT GRADE MUNICIPAL TRUST

MGE ENERGY INC

MGIC INVESTMENT CORP

MGM Resorts International

MGP INGREDIENTS INC

MGT CAPITAL INVESTMENTS INC

MGT CAPITAL INVESTMENTS INC

MGT CAPITAL INVESTMENTS INC

MGT CAPITAL INVESTMENTS, INC.

MHI Hospitality CORP

MIAMI INTERNATIONAL HOLDINGS, INC.

MICHAEL BAKER CORP

MICREL INC

MICROCHIP TECHNOLOGY INC

MICROFINANCIAL INC

MICROMET, INC.

MICRON TECHNOLOGY INC

MICROS SYSTEMS INC

MICROSEMI CORP

MICROSOFT CORP

MICROSTRATEGY INC

Microvast Holdings, Inc.

MICROVISION INC

MID AMERICA APARTMENT COMMUNITIES INC

MID PENN BANCORP INC

Mid-Con Energy Partners, LP

Midas Medici Group Holdings, Inc.

MIDDLEBURG FINANCIAL CORP

MIDDLEBY CORP

MIDDLEFIELD BANC CORP

MIDDLESEX WATER CO

Midera Food Processing, Inc.

Midland States Bancorp, Inc.

MIDSOUTH BANCORP INC

Midwest Energy Emissions Corp.

MidWestOne Financial Group, Inc.

Milestone Pharmaceuticals Inc.

MILESTONE SCIENTIFIC INC.

MILESTONE SCIENTIFIC INC.

Mill City Ventures III, Ltd

MILLER ENERGY RESOURCES, INC.

MILLER HERMAN INC

MILLER INDUSTRIES INC /TN/

MILLERKNOLL, INC.

MILLICOM INTERNATIONAL CELLULAR SA

Millrose Properties, Inc.

Miluna Acquisition Corp

MIMEDX GROUP, INC.

MIMEDX GROUP, INC.

MIMVI, INC.

MIND CTI LTD

Mind Medicine (MindMed) Inc.

MINDSPEED TECHNOLOGIES, INC

MINE SAFETY APPLIANCES CO

MINERALRITE Corp

MINERALS TECHNOLOGIES INC

Mineralys Therapeutics, Inc.

Minerco Resources, Inc.

Minerva Neurosciences, Inc.

MINES MANAGEMENT INC

Ming Shing Group Holdings Ltd

MiNK Therapeutics, Inc.

MINT LEASING INC

MIRA PHARMACEUTICALS, INC.

Mirion Technologies, Inc.

Mirum Pharmaceuticals, Inc.

MISONIX INC

Mission Produce, Inc.

Mister Car Wash, Inc.

Mistras Group, Inc.

MITCHAM INDUSTRIES INC

MITEK SYSTEMS INC

MITSUBISHI UFJ FINANCIAL GROUP INC

MIXED MARTIAL ARTS GROUP LTD

MIZUHO FINANCIAL GROUP INC

MKDWELL Tech Inc.

MKS INSTRUMENTS INC

ML MACADAMIA ORCHARDS L P

MModal Inc.

MNTN, Inc.

Mobia Medical, Inc.

Mobile Infrastructure Corp

MOBILE MINI INC

Mobileye Global Inc.

Mobility Global Inc.

Mobiquity Technologies, Inc.

MOBIX LABS, INC

MOCON INC

Moderna, Inc.

MODINE MANUFACTURING CO

MODIV INDUSTRIAL, INC.

ModivCare Inc

Modular Medical, Inc.

ModusLink Global Solutions Inc

Moelis & Co

MOGU Inc.

MOHAWK INDUSTRIES INC

Moleculin Biotech, Inc.

MOLEX INC

MOLEX INC

MOLINA HEALTHCARE INC

MOLSON COORS BREWING CO

MOMENTA PHARMACEUTICALS INC

Momentus Inc.

MONARCH CASINO & RESORT INC

Monarch Financial Holdings, Inc.

Mondelez International, Inc.

MONEYGRAM INTERNATIONAL INC

MoneyHero Ltd

MongoDB, Inc.

MONMOUTH REAL ESTATE INVESTMENT CORP

MONOLITHIC POWER SYSTEMS INC

Monopar Therapeutics

Monotype Imaging Holdings Inc.

MONRO, INC.

MONROE CAPITAL Corp

Monroe Federal Bancorp, Inc.

MONSANTO CO /NEW/

Monster Beverage Corp

MONSTER WORLDWIDE, INC.

Montauk Renewables, Inc.

Monte Rosa Therapeutics, Inc.

MONTPELIER RE HOLDINGS LTD

MOODYS CORP /DE/

MOOG INC

MoonLake Immunotherapeutics

MORGAN GROUP HOLDING CO

MORGAN STANLEY

Morgan Stanley Direct Lending Fund

MORGAN STANLEY INDIA INVESTMENT FUND, INC.

MORGANS FOODS INC

Morgans Hotel Group Co.

Morningstar, Inc.

MORTONS RESTAURANT GROUP INC

MOSAIC CO

MoSys, Inc.

MOTORCAR PARTS OF AMERICA INC

Motorola Mobility Holdings, Inc

Motorola Solutions, Inc.

Motorsport Games Inc.

Mount Logan Capital Inc.

Mountain Crest Acquisition 6 Corp.

Mountain Lake Acquisition Corp.

Mountain Lake Acquisition Corp. II

Mountain Lake Acquisition Corp. II

MOVADO GROUP INC

MOVE INC

MP Materials Corp. / DE

MPLX LP

Mr. Cooper Group Inc.

MRV COMMUNICATIONS INC

MRV COMMUNICATIONS INC

MSB FINANCIAL CORP.

MSC INCOME FUND, INC.

MSC INDUSTRIAL DIRECT CO INC

MSCI Inc.

MTR GAMING GROUP INC

MTS SYSTEMS CORP

MUELLER INDUSTRIES INC

Mueller Water Products, Inc.

MULTI COLOR Corp

MULTI FINELINE ELECTRONIX INC

MULTIBAND CORP

MULTIMEDIA GAMES HOLDING COMPANY, INC.

MultiSensor AI Holdings, Inc.

MUNCY COLUMBIA FINANCIAL Corp

MUNICIPAL MORTGAGE & EQUITY LLC

Mural Oncology plc

MURPHY OIL CORP /DE

Murphy USA Inc.

MUSTANG BIO, INC.

MUTUALFIRST FINANCIAL INC

MVB FINANCIAL CORP

MVC CAPITAL, INC.

MWI Veterinary Supply, Inc.

My City Builders, Inc.

My Size, Inc.

MYERS INDUSTRIES INC

MYLAN INC.

Mynd.ai, Inc.

MYOMO, INC.

MYR GROUP INC.

Myrexis, Inc.

MYRIAD GENETICS INC

Myriad Interactive Media, Inc.

Myseum, Inc.