| SME | | Micro MSCI Europe Index Futures | IFSG Indices | IFSG | |
| SMU | | Micro MSCI USA Index Futures | IFSG Indices | IFSG | |
| | Mid-C Physical Off-Peak (bilateral) | Electricity | IEPA | |
| | Mid-C Physical Peak (bilateral) | Electricity | IEPA | |
| MXO | | Mid-Columbia Day-Ahead Off-Peak Daily Fixed Price Future | Electricity | IFED | |
| MDM | | Mid-Columbia Day-Ahead Off-Peak Daily Mini Fixed Price Future | Electricity | IFED | |
| OMC | | Mid-Columbia Day-Ahead Off-Peak Fixed Price Future | Electricity | IFED | |
| MPD | | Mid-Columbia Day-Ahead Peak Daily Fixed Price Future | Electricity | IFED | |
| MDD | | Mid-Columbia Day-Ahead Peak Daily Mini Fixed Price Future | Electricity | IFED | |
| MDC | | Mid-Columbia Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| ME9 | | Middle East Fuel Oil 180 CST FOB Arab Gulf Balmo Swap | Crude Oil and Refined | ICES | |
| MEA | | Middle East Fuel Oil 180 CST FOB Arab Gulf Swap | Crude Oil and Refined | ICES | |
| ME2 | | Middle East Fuel Oil 380 CST FOB Arab Gulf Swap | Crude Oil and Refined | ICES | |
| HOB | | Midland WTI 1st Line vs Dated Brent (Platts) Future | Crude Oil and Refined Products | IFED | |
| HOU | | Midland WTI American Gulf Coast Options | Crude Oil and Refined Products | IFEU | |
| | Midpoint Physical Off-Peak (bilateral) | Electricity | IEPA | |
| | Midpoint Physical Peak (bilateral) | Electricity | IEPA | |
| MRB | | Millennium East Pool Basis Future | Natural Gas | IFED | |
| MRA | | Millennium East Pool Index Future | Natural Gas | IFED | |
| YBA | | Millennium East Pool Physical Basis LD1 | Natural Gas | IEPA | |
| YAZ | | Millennium East Pool Physical Fixed Price Monthly | Natural Gas | IEPA | |
| YAY | | Millennium East Pool Physical Fixed Price Spot | Natural Gas | IEPA | |
| YBC | | Millennium East Pool Physical Gas Daily Monthly | Natural Gas | IEPA | |
| YBB | | Millennium East Pool Physical Gas Daily Spot | Natural Gas | IEPA | |
| YBD | | Millennium East Pool Physical Inside FERC | Natural Gas | IEPA | |
| MRC | | Millennium East Pool Swing Future | Natural Gas | IFED | |
| BM | | Mini Brent Crude Futures (100 BBL) | Crude Oil and Refined Products | IFSG | |
| 8LX | | Mini FTSE 100 Index Daily Options | FTSE Indices | IFLO | |
| 8ZZ | | Mini FTSE 100 Index Future | FTSE Indices | IFLL | |
| SID | | Mini Indonesian Rupiah/US Dollar Futures | Emerging Markets | IFSG | |
| GM | | Mini Low Sulphur Gasoil Futures (10mt) | Crude Oil and Refined Products | IFSG | |
| SMD | | Mini Malaysian Ringgit/US Dollar Futures | Emerging Markets | IFSG | |
| FG1 | | mini NYSE FANG+ Index Future | FTSE Indices | IFLL | |
| FG2 | | mini NYSE FANG+™ INDEX Option | FTSE Indices | IFLO | |
| SPD | | Mini Philippine Peso/US Dollar Futures | Emerging Markets | IFSG | |
| SDX | | Mini US Dollar Index® Futures | ICE U.S. Dollar Index (USDX) | IFSG | |
| TM | | Mini WTI Crude Futures (100 BBL) | Crude Oil and Refined Products | IFSG | |
| | Minn Hub Day Ahead Financial Off-Peak (bilateral) | Electricity | IEPA | |
| | Minn Hub Day Ahead Financial Peak (bilateral) | Electricity | IEPA | |
| | Minn Hub Real Time Financial Off-Peak (bilateral) | Electricity | IEPA | |
| | Minn Hub Real Time Financial Peak (bilateral) | Electricity | IEPA | |
| MAB | | MISO AMIL.BGS6 Day-Ahead Off-Peak Daily Fixed Price Future | Electricity | IFED | |
| BGB | | MISO AMIL.BGS6 Day-Ahead Off-peak Fixed Price Future | Electricity | IFED | |
| MAA | | MISO AMIL.BGS6 Day-Ahead Peak Daily Fixed Price Future | Electricity | IFED | |
| BGA | | MISO AMIL.BGS6 Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| MRE | | MISO Arkansas Hub Day-Ahead Off-Peak Daily Fixed Price Future | Electricity | IFED | |
| ALO | | MISO Arkansas Hub Day-Ahead Off-Peak Fixed Price Future | Electricity | IFED | |
| MRD | | MISO Arkansas Hub Day-Ahead Peak Daily Fixed Price Future | Electricity | IFED | |
| ALP | | MISO Arkansas Hub Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| MLD | | MISO Illinois Hub Day-Ahead Off-Peak Fixed Price Future | Electricity | IFED | |