- MSV.AX — Mitchell Services Limited
- MSV.TO — Minco Silver Corporation
- MSWV — Main Street Financial Services Corp.
- MT — ArcelorMittal S.A.
- MTA — Metalla Royalty & Streaming Ltd.
- MTA.V — Metalla Royalty & Streaming Ltd.
- MTAGF — Ceconomy AG
- MTAKU — Market Technology Acquisition Corp.
- MTAL-UN — Metals Acquisition Corp. II
- MTB — M&T Bank Corporation
- MTBA — Simplify MBS ETF
- MTBLY — Moatable, Inc.
- MTBMF — Talonx Resources Limited
- MTC — MMTec, Inc.
- MTCH — Match Group, Inc.
- MTCPY — MTR Corporation Limited
- MTD — Mettler-Toledo International Inc.
- MTDR — Matador Resources Company
- MTEI — Mountain Energy Inc
- MTEK — Maris-Tech Ltd.
- MTEK.TO — Metatek-Group Ltd.
- MTEKW — Maris-Tech Ltd.
- MTEN — Mingteng International Corporation Inc.
- MTEX — Mannatech, Incorporated
- MTFC — Minster Financial Corp.
- MTG — MGIC Investment Corporation
- MTGH — Mettitech Group Holdings, Inc.
- MTGP — WisdomTree Mortgage Plus Bond Fund
- MTGRY — MGX Resources Limited
- MTH — Meritage Homes Corporation
- MTH.AX — Mithril Silver and Gold Limited
- MTH.V — Mammoth Resources Corp.
- MTHRF — M3, Inc.
- MTHRY — M3, Inc.
- MTL.AX — Mantle Minerals Ltd
- MTL.TO — Mullen Group Ltd.
- MTLFF — Metallis Resources Inc.
- MTLHF — Mitsubishi Chemical Group Corporation
- MTLHY — Mitsubishi Chemical Group Corporation
- MTLI — Metaline Contact Mines
- MTLK — Metalink Ltd.
- MTLO.V — Martello Technologies Group Inc.
- MTLRF — Metalore Resources Limited
- MTLS — Materialise N.V.
- MTLZF — Metall Zug AG
- MTM.AX — Metallium Limited
- MTN — Vail Resorts, Inc.
- MTNB — Matinas BioPharma Holdings, Inc.
- MTNE — CH4 Natural Solutions Corporation
- MTNOF — MTN Group Limited
- MTNOY — MTN Group Limited
- MTNX — Meltronix, Inc.
- MTO.AX — MotorCycle Holdings Limited
- MTPOF — Metropolitan Bank & Trust Company
- MTPOY — Metropolitan Bank & Trust Company
- MTPP — Mountain Top Properties, Inc.
- MTPR — MetaPower International, Inc.
- MTPTF — Motorpoint Group Plc
- MTPVY — Métropole Télévision S.A.
- MTR — Mesa Royalty Trust
- MTRAF — Metro Inc.
- MTRJF — MTR Corporation Limited
- MTRN — Materion Corporation
- MTRT — The Metal Arts Company, Inc.
- MTRX — Matrix Service Company
- MTS.AX — Metcash Limited
- MTS.V — Metallis Resources Inc.
- MTSFF — Mitsui Fudosan Co., Ltd.
- MTSFY — Mitsui Fudosan Co., Ltd.
- MTSI — MACOM Technology Solutions Holdings, Inc.
- MTST — MetaStat, Inc.
- MTSUY — Mitsubishi Corporation
- MTT.V — Magna Terra Minerals Inc.
- MTTCF — Steakholder Foods Ltd.
- MTTRF — Mattr Corp.
- MTTRY — Ceconomy AG
- MTUAF — MTU Aero Engines AG
- MTUAY — MTU Aero Engines AG
- MTUL — ETRACS 2x Leveraged MSCI US Momentum Factor TR ETN
- MTUM — iShares MSCI USA Momentum Factor ETF
- MTUS — Metallus Inc.
- MTVA — MetaVia Inc.
- MTVX — APT MotoVox Group, Inc.
- MTW — The Manitowoc Company, Inc.
- MTWO — M2i Global, Inc.
- MTWTF — METAWATER Co., Ltd.
- MTX — Minerals Technologies Inc.
- MTX.V — Metalex Ventures Ltd.
- MTY.TO — MTY Food Group Inc.
- MTYFF — MTY Food Group Inc.
- MTYY — GraniteShares YieldBOOST MSTR ETF
- MTZ — MasTec, Inc.
- MU — Micron Technology, Inc.
- MU.TO — Micron Technology, Inc.
- MUB — iShares National Muni Bond ETF
- MUB.TO — Mackenzie Unconstrained Bond ETF
- MUEL — Paul Mueller Company
- MUFG — Mitsubishi UFJ Financial Group, Inc.
- MULC.TO — Manulife Multifactor U.S. Large Cap Index ETF
- MULL — GraniteShares 2x Long MU Daily ETF
