| | MER.L | Mears Group | LSE |
| | MKTY | Mechanical Technology, Inc. | PINK |
| | MTL/P | Mechel OAO | NYSE |
| | MTL | Mechel Steel Group OAO | NYSE |
| | MDRR | Medalist Diversified REIT, Inc. | NASD |
| | MDLA | Medallia Inc. | NYSE |
| | MFIN | Medallion Financial Corp. | NASD |
| | MDL.V | Medallion Resources Ltd. | TSXV |
| | MLLOF | Medallion Resources Ltd. | PINK |
| | MDP.V | Medexus Pharmaceuticals Inc. | TSXV |
| | MED.V | Medgold Resources Corp. | TSXV |
| | MDF.TO | Mediagrif Interactive Technologies Inc. | TSE |
| | MVP.V | MediaValet Inc. | TSXV |
| | MGP.L | Medica Group Plc | LSE |
| | FCHS | Medical Billing Assistance, Inc. | PINK |
| | REFG | Medical Cannabis Payment Solutions | PINK |
| | DR.TO | Medical Facilities Corp. | TSE |
| | MJNA | Medical Marijuana Inc. | PINK |
| | MPW | Medical Properties Trust Inc. | NYSE |
| | MTBCP | Medical Transcription Billing | NASD |
| | MDNA.TO | Medicenna Therapeutics Corp. | TSE |
| | MDCL | Medicine Man Technologies, Inc. | PINK |
| | MNOV | MediciNova Inc. | NASD |
| | MDC.L | Mediclinic International PLC | LSE |
| | MPH.V | Medicure Inc. | TSXV |
| | MED | Medifast, Inc. | NYSE |
| | MFST | Medifirst Solutions, Inc. | PINK |
| | MDGS | Medigus Ltd. | NASD |
| | MDMN | Medinah Minerals, Inc. | PINK |
| | LABS.TO | MediPharm Labs Corp. | TSE |
| | MEDIF | MediPharm Labs Corp. | PINK |
| | MDWD | MediWound Ltd. | NASD |
| | MCC | Medley Capital Corp. | NYSE |
| | MCV | Medley Capital Corp. | NYSE |
| | MCX | Medley Capital Corp. | NYSE |
| | MDLX | Medley LLC 6.875% Senior Notes due 2026 | NYSE |
| | MDLQ | Medley LLC 7.25% Notes due 2024 | NYSE |
| | MDLY | Medley Management Inc. | NYSE |
| | MMEN.CA | MedMen Enterprises Inc. | CSE |
| | MMNFF | MedMen Enterprises, Inc. | PINK |
| | MIR.V | MedMira, Inc. | TSXV |
| | MD | Mednax, Inc. | NYSE |
| | MEDP | Medpace Holdings, Inc. | NASD |
| | MDTR | Medtainer, Inc. | PINK |
| | MDT | Medtronic, Inc. | NYSE |
| | MDX.V | MedX Health Corp. | TSXV |
| | MEG.TO | MEG Energy Corp. | TSE |
| | MGA.TO | Mega Uranium Ltd. | TSE |
| | MGAFF | Mega Uranium Ltd. | PINK |
| | MEGASOFT.IN | Megasoft Ltd | NSE |
| | MGGT.L | Meggitt | LSE |
| | MEGH.IN | Meghmani Organics Ltd. | NSE |
| | MGON | Megola, Inc. | PINK |
| | NSAU.CA | MegumaGold Corp. | CSE |
| | MEIP | MEI Pharma, Inc. | NASD |
| | MGTX | MeiraGTx Holdings plc | NASD |
| | MPNGF | Meituan Dianping | PINK |
| | MLCO | Melco Resorts & Entertainment Ltd. | NASD |
| | MRD.TO | Melcor Developments Ltd. | TSE |
| | MR/UN.TO | Melcor Real Estate Investment Trust | TSE |
| | MLNTQ | Melinta Therapeutics, Inc. | PINK |
| | MKR.V | Melkior Resources Inc. | TSXV |
| | MLNX | Mellanox Technologies Ltd. | NASD |
| | MPBFX | Mellon Bond Fund | USMF |
| | MEMKX | Mellon Emerging Markets | USMF |
| | MIEGX | Mellon Emerging Markets Fund | USMF |
| | MPITX | Mellon International Fund | USMF |
| | MIMSX | Mellon Mid Cap Stock Fund | USMF |
| | MPMCX | Mellon Mid Cap Stock Fund | USMF |
| | MPPIX | Mellon PA Intermediate Municipal Bond Fund | USMF |
| | MPSSX | Mellon Small Cap Stock Fund | USMF |
| | MELR | Melrose Bancorp, Inc. | PINK |
| | MRO.L | Melrose Industries | LSE |
| | MELSTAR.IN | Melstar Information Technologies Ltd | NSE |
| | MBLAX | Members Balanced Fund | USMF |
| | MGWAX | Members Growth & Income | USMF |
| | MHNAX | Members High Income Fund | USMF |
| | MINBX | Members International Stock | USMF |
| | OEE.V | Memex Inc. | TSXV |
| | MFGIX | Memorial Growth Equity Fund | USMF |
| | MVEIX | Memorial Value Equity Inst | USMF |
| | MENE.V | Mene, Inc. | TSXV |
| | MENEF | Mene, Inc. | PINK |
| | MNLO | Menlo Therapeutics, Inc. | NASD |
| | MENONBE.IN | Menon Bearings Ltd | NSE |
| | MNTR | Mentor Capital, Inc. | PINK |
| | MNZS.L | Menzies(john) | LSE |
| | MEP.IN | MEP Infrastructure Developers Ltd | NSE |
| | MTSL | MER Telemanagement Solutions Ltd. | NASD |
| | MELI | MercadoLibre Inc. | NASD |
| | MBWM | Mercantile Bank Corp. | NASD |
| | MRC.L | Mercantile Investment Trust | LSE |
| | MERCATOR.IN | Mercator Ltd. | NSE |
| | MERC | Mercer Intl, Inc. | NASD |
| | MBIN | Merchants Bancorp | NASD |
| | MFGI | Merchants Financial Group Inc. | PINK |
| | MRCH.L | Merchants Trust | LSE |
| | MERC.L | Mercia Technologies PLC | LSE |
| | MRK | Merck & Co., Inc. | NYSE |
| | MCY | Mercury General Corp. | NYSE |
| | MRCY | Mercury Systems Inc. | NASD |
| | MDP | Meredith Corp. | NYSE |
| | MREO | Mereo BioPharma Group Plc | NASD |
| | MERFX | Merger Fund (The) | USMF |
| | MERVX | Merger Fund VL | USMF |
| | VIVO | Meridian Bioscience Inc. | NASD |
| | MRBK | Meridian Corp. | NASD |
| | MEIFX | Meridian Equity Income Fund | USMF |
| | MERDX | Meridian Fund | USMF |
| | EBSB | Meridian Interstate Bancorp, Inc. | NASD |
| | MISGX | Meridian Small Cap Growth Fund | USMF |
| | MVALX | Meridian Value Fund, a series of the Meridian Fund, Inc. | USMF |
| | MMSI | Merit Medical Systems, Inc. | NASD |
| | MTH | Meritage Homes Corp. | NYSE |
| | MHGU | Meritage Hospitality Group Inc. | PINK |
| | MTOR | Meritor, Inc. | NYSE |
| | MERKX | Merk Hard Currency Investor Shares | USMF |
| | WIZ | Merlyn.AI Bull-Rider Bear-Fighter ETF | AMEX |
| | MCCPX | Merrill Lynch Balanced Capital Fund - Class C | USMF |
| | MRBVX | Merrill Lynch Basic Value | USMF |
| | MCBAX | Merrill Lynch Basic Value Fund | USMF |
| | MABAX | Merrill Lynch Basic Value Fund - Class A | USMF |
| | MDBAX | Merrill Lynch Basic Value Fund Class D | USMF |
| | MRCBX | Merrill Lynch Bond - Core Bond Fund | USMF |
| | MDHQX | Merrill Lynch Corporate Bond Fund Investment Grade Class D | USMF |
| | PIY | Merrill Lynch Depositor PreferredPlus Trust | NYSE |
| | PYS | Merrill Lynch Depositor, Inc. | NYSE |
| | MADCX | Merrill Lynch Developing Capital Markets Fund | USMF |
| | MCDCX | Merrill Lynch Developing Capital Markets Fund | USMF |
| | MRDVX | Merrill Lynch Equity Dividend Fund | USMF |
| | MAEFX | Merrill Lynch EuroFund - Class A | USMF |
| | MDEFX | Merrill Lynch EuroFund Class D | USMF |
| | MCFOX | Merrill Lynch Focus Twenty Fund Inc - Class C | USMF |
| | MDFOX | Merrill Lynch Focus Twenty Fund Inc. Class D | USMF |
| | MAFGX | Merrill Lynch Fundamental Growth Fund, Inc. - Class A | USMF |
| | MCFGX | Merrill Lynch Fundamental Growth Fund, Inc. - Class C | USMF |
| | MDFGX | Merrill Lynch Fundamental Growth Fund, Inc. Class D | USMF |
| | MRLOX | Merrill Lynch Global Allocation Fund | USMF |
| | MCLOX | Merrill Lynch Global Allocation Fund - Class C | USMF |
| | MCEGX | Merrill Lynch Global Equity | USMF |
| | MAGRX | Merrill Lynch Global Resources Trust - Class A | USMF |
| | MAGCX | Merrill Lynch Global Small Cap Fund, Inc. - Class A | USMF |
| | MCGCX | Merrill Lynch Global SmallCap | USMF |
| | MRGSX | Merrill Lynch Global SmallCap Fund | USMF |
| | IPB | Merrill Lynch IndexPlus Trust | AMEX |
| | MDILX | Merrill Lynch International Fund | USMF |
| | MAIIX | Merrill Lynch International Index Fund | USMF |
| | MDIIX | Merrill Lynch International Index Fund | USMF |
| | MDIVX | Merrill Lynch International Value | USMF |
| | MCLRX | Merrill Lynch Large Cap Core C | USMF |
| | MDLRX | Merrill Lynch Large Cap Core D | USMF |
| | MALRX | Merrill Lynch Large Cap Core Fund | USMF |
| | MRLRX | Merrill Lynch Large Cap Core Fund | USMF |
| | MALVX | Merrill Lynch Large Cap Value A | USMF |
| | MCLVX | Merrill Lynch Large Cap Value C | USMF |
| | MDLVX | Merrill Lynch Large Cap Value D | USMF |
| | MRLVX | Merrill Lynch Large Cap Value Fund | USMF |
| | MALTX | Merrill Lynch Latin America Fund - Class A | USMF |
| | MCLTX | Merrill Lynch Latin America Fund - Class C | USMF |
| | MDLTX | Merrill Lynch Latin American Fund, Inc. - Class D | USMF |
| | MARFX | Merrill Lynch Mid Cap Value | USMF |
| | MDRFX | Merrill Lynch Mid Cap Value Opportunities Fund | USMF |
| | MRRFX | Merrill Lynch Mid Cap Value Opportunities Fund | USMF |
| | MAPYX | Merrill Lynch Multi State Muni Ser PA Mun Bd | USMF |
| | MANLX | Merrill Lynch Municipal Bond Fund National Portfolio - Class A | USMF |
| | MDLMX | Merrill Lynch Municipal Bond Limited Maturity Fund Class D | USMF |
| | MAMTX | Merrill Lynch Municipal Intermediate Term Fund - Class A | USMF |
| | MDNLX | Merrill Lynch Municipal National Fund | USMF |
| | MCGRX | Merrill Lynch Natural Resources Trust Portfolio | USMF |
| | MANKX | Merrill Lynch New York Muni Bd Fund - Class A | USMF |
| | MAPCX | Merrill Lynch Pacific Fund - Class A | USMF |
| | MCPCX | Merrill Lynch Pacific Fund - Class C | USMF |
| | MDPCX | Merrill Lynch Pacific Fund Class D | USMF |
| | MASKX | Merrill Lynch Small Cap Index Fund | USMF |
| | MDSKX | Merrill Lynch Small Cap Index Fund Cl D | USMF |
| | MASPX | Merrill Lynch Small Cap Value Fund - Class A | USMF |
| | MDSPX | Merrill Lynch Small Cap Value Fund Class D | USMF |
| | MCSPX | Merrill Lynch Value Opportunitites Fund | USMF |
| | MRSPX | Merrill Lynch Value Opportunitites Fund | USMF |
| | MDWIX | Merrill Lynch World Income | USMF |
| | MAWIX | Merrill Lynch World Income Fund, Inc. - Class A | USMF |
| | MACK | Merrimack Pharmaceuticals, Inc. | NASD |
| | MRSN | Mersana Therapeutics, Inc. | NASD |
| | MRUS | Merus BV | NASD |
| | MESA | Mesa Air Group Inc | NASD |
| | MLAB | Mesa Laboratories, Inc. | NASD |
| | MTR | Mesa Royalty Tr | NYSE |
| | MSB | Mesabi Trust | NYSE |
| | MESO | Mesoblast Ltd. | NASD |
| | CASH | Meta Financial Group, Inc. | NASD |
| | MTR.L | Metal Tiger | LSE |
| | MTX.V | Metalex Ventures Ltd. | TSXV |
| | MTA.V | Metalla Royalty & Streaming Ltd | TSXV |
| | MTA | Metalla Royalty & Streaming Ltd. | NYSE |
| | MMG.V | Metallic Minerals Corp. | TSXV |
| | MMNGF | Metallic Minerals Corp. | PINK |
| | MTS.V | Metallis Resources Inc. | TSXV |
| | MEK.V | Metals Creek Resources Corp. | TSXV |
| | METALFORGE.IN | Metalyst Forgings Ltd | NSE |
| | MEOH | Methanex Corp. | NASD |
| | MX.TO | Methanex Corp. | TSE |
| | MEI | Methode Electronics, Inc. | NYSE |
| | METKORE.IN | Metkore Alloys & Industries Ltd | NSE |
| | MET/PA | Metlife Inc | NYSE |
| | MET/PE | Metlife Inc | NYSE |
| | MET/PF | Metlife Inc | NYSE |
| | MET | Metlife, Inc. | NYSE |
| | MTRO.L | Metro Bank PLC | LSE |
| | MRU.TO | Metro, Inc. | TSE |
| | MCBS | MetroCity Bankshares Inc | NASD |
| | METROPOLIS.IN | Metropolis Healthcare Limited | NSE |
| | MCB | Metropolitan Bank Holding Corp. | NYSE |
| | MWATX | Metropolitan West AlphaTrak 500 | USMF |
| | MWFRX | Metropolitan West Floating Rate Income Fund | USMF |
| | MWHYX | Metropolitan West Funds High Yield Bond | USMF |
| | MWSTX | Metropolitan West Funds Strategic Income Fund | USMF |
| | MWHIX | Metropolitan West High Yield Bond Fund | USMF |
| | MWLDX | Metropolitan West Low Duration Bond Fund | USMF |
| | MWLIX | Metropolitan West Low Duration Bond Fund | USMF |
| | MWSIX | Metropolitan West Strategic Income | USMF |
| | MWTIX | Metropolitan West Total Return Bond | USMF |
| | MWTRX | Metropolitan West Total Return Bond Fund | USMF |
| | MWTSX | Metropolitan West Total Return Bond Fund | USMF |
| | MWUSX | Metropolitan West Ultra Short | USMF |
| | MWCRX | Metropolitan West Unconstrained Bond Fund | USMF |
| | MTD | Mettler Toledo Intl, Inc. | NYSE |
| | MXC | MEXCO Energy Corp. | AMEX |
| | $MXX | Mexican Bolsa IPC Stock Index (EOD) | BMV |
| | $MXNGBP | Mexican Peso to British Pound Sterling (EOD) | INDX |
| | $MXNEUR | Mexican Peso to Euro (EOD) | INDX |
| | $MXNUSD | Mexican Peso to US Dollar (EOD) | INDX |
| | MXE | Mexico Equity and Income Fund | NYSE |
| | MXF | Mexico Fund, Inc. | NYSE |
| | $MXY | Mexico Index - NYSE Arca | INDX |
| | MXSG | Mexus Gold US | PINK |