| Abbreviation | Definition |
|---|---|
| MTA | Magyar Tavkozlesi Rights |
| MTB | M & T Bank Corporation |
| MTC | Monsanto Company |
| MTD | Mettler- Toledo International, Inc. |
| MTE | Mahanagar Telephone Nigam, Ltd. |
| MTG | M G I C Investment Corporation of Wisconsin |
| MTH | Meritage Corporation |
| MTN | Vail Resorts, Inc. |
| MTP | Montana Power Company |
| MTR | Mesa Royalty Trust |
| MTS | Montgomery Street Income Securities, Inc. |
| MTTPX | Med- Ed Capital Trust |
| MTU | Managed Municipal Portfolio II, Inc. |
| MTW | Manitowoc Company |
| MTW | Manitowoc Company, Inc. |
| MTW | The Manitowoc Company, Incorporated |
| MTX | Minerals Technologies, Inc. |
| MTZ | Mastec, Inc. |
| MU | Micron Technology, Inc. |
| MUA | MuniAssets Fund, Inc. |