| Symbol | Name | Exchange | |
|---|---|---|---|
| MBI | MBIA Inc. | NYSE | |
| MBLINFRA.IN | MBL Infrastructures Ltd. | NSE | |
| MSMY | MC Endeavors Inc | PINK | |
| MKP.TO | MCAP, Inc. | TSE | |
| MCFT | MCBC Holdings, Inc. | NASD | |
| MCB.L | Mcbride | LSE | |
| MKC | McCormick & Co., Inc. | NYSE | |
| MKC/V | McCormick & Co., Inc. | NYSE | |
| MCB.TO | McCoy Bros., Inc. | TSE | |
| MCDS.NE | McDonalds Corp - Canadian Depository Receipt | NEO | |
| MCD | McDonalds Corp. | NYSE | |
| MSMR | McElhenny Sheffield Managed Risk ETF | AMEX | |
| MUX | McEwen Mining Inc. | NYSE | |
| MUX.TO | McEwen Mining Inc. | TSE | |
| MCF.V | MCF Energy Ltd. | TSXV | |
| MCFNF | MCF Energy Ltd. | PINK | |
| MLM.NE | McFarlane Lake Mining Ltd. | NEO | |
| MGRC | McGrath RentCorp | NASD | |
| DRDR.TO | MCI Onehealth Technologies Inc. | TSE | |
| MCK | McKesson Corp. | NYSE | |
| MCLEODRUSS.IN | Mcleod Russel India Ltd. | NSE | |
| MBECL.IN | Mcnally Bharat Engineering Company Ltd. | NSE | |
| MDA.TO | MDA Ltd. | TSE | |
| MDALF | MDA Space Ltd. | PINK | |
| MDBH | MDB Capital Holdings LLC | NASD | |
| MDF.TO | mdf commerce inc. | TSE | |
| MDJH | MDJM Ltd. | NASD | |
| MDMP | MDM Permian Inc. | PINK | |
| MDU | MDU Resources Group, Inc. | NYSE | |
| MDXH | MDxHealth SA | NASD |