| ZFB | | NYISO Zone F Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| | NYISO Zone G Bal-Day Financial Peak (bilateral) | Electricity | IEPA | |
| NOD | | NYISO Zone G Day-Ahead Off-Peak Daily Fixed Price Future | Electricity | IFED | |
| NGO | | NYISO Zone G Day-Ahead Off-Peak Fixed Price Future | Electricity | IFED | |
| GDP | | NYISO Zone G Day-Ahead Peak Daily Fixed Price Future | Electricity | IFED | |
| NDX | | NYISO Zone G Day-Ahead Peak Daily Mini Fixed Price Future | Electricity | IFED | |
| NGY | | NYISO Zone G Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| NRQ | | NYISO Zone G Real-Time Off-Peak Daily Fixed Price Future | Electricity | IFED | |
| NGS | | NYISO Zone G Real-Time Off-Peak Fixed Price Future | Electricity | IFED | |
| NRN | | NYISO Zone G Real-Time Peak Daily Fixed Price Future | Electricity | IFED | |
| NGR | | NYISO Zone G Real-Time Peak Fixed Price Future | Electricity | IFED | |
| ZIL | | NYISO Zone I Day-Ahead Off-Peak Fixed Price Future | Electricity | IFED | |
| ZIK | | NYISO Zone I Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| NOJ | | NYISO Zone J Day-Ahead Off-Peak Daily Fixed Price Future | Electricity | IFED | |
| NJO | | NYISO Zone J Day-Ahead Off-Peak Fixed Price Future | Electricity | IFED | |
| JDP | | NYISO Zone J Day-Ahead Peak Daily Fixed Price Future | Electricity | IFED | |
| NJY | | NYISO Zone J Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| NKO | | NYISO Zone K Day-Ahead LBMP Off-Peak Daily Fixed Price Future | Electricity | IFED | |
| NKP | | NYISO Zone K Day-Ahead LBMP Peak Daily Fixed Price Future | Electricity | IFED | |
| ZKD | | NYISO Zone K Day-Ahead Off-Peak Fixed Price Future | Electricity | IFED | |
| ZKB | | NYISO Zone K Day-Ahead Peak Fixed Price Future | Electricity | IFED | |
| IUT | | NYSE Biotechnology GTR Index Future | IFUS Indices | IFUS | |
| IUS | | NYSE Semiconductor GTR Index Future | IFUS Indices | IFUS | |
| XYX | | Oasis Waha Pool Physical Basis LD1 | Natural Gas | IEPA | |
| XYU | | Oasis Waha Pool Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XYT | | Oasis Waha Pool Physical Fixed Price Spot | Natural Gas | IEPA | |
| XYW | | Oasis Waha Pool Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XYV | | Oasis Waha Pool Physical Gas Daily Spot | Natural Gas | IEPA | |
| XYY | | Oasis Waha Pool Physical Inside FERC | Natural Gas | IEPA | |
| OCA | | Ocado Group Plc | Single Stock Options | IFLO | |
| XXB | | OGT Physical Basis LD1 | Natural Gas | IEPA | |
| XWY | | OGT Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XWX | | OGT Physical Fixed Price Spot | Natural Gas | IEPA | |
| XXA | | OGT Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XWZ | | OGT Physical Gas Daily Spot | Natural Gas | IEPA | |
| XXC | | OGT Physical Inside FERC | Natural Gas | IEPA | |
| ODL | | Old Mutual Limited | Single Stock Options | IFLO | |
| EON | | One Month ESTR Index Futures | Short Term Interest Rates | IFLL | |
| SOA | | One Month SONIA Index Futures | Short Term Interest Rates | IFLL | |
| RHD | | One Year Mid-Curve Option on PJM Tri Qualified Renewable Energy Certificate Class I Future (Futures Style Margining) | Physical Environmental | IFED | |
| EM1 | | One Year Mid-Curve Option on Three Month ESTR | Short Term Interest Rates | IFLL | |
| SY1 | | One Year Mid-Curve Option on Three Month SONIA Index Future | Short Term Interest Rates | IFLL | |
| K | | One Year Mid-Curve Options on Euribor ® Futures | Short Term Interest Rates | IFLL | |
| ONE | | ONEOK Gas Transportation Basis Future | Natural Gas | IFED | |
| ONI | | ONEOK Gas Transportation Index Future | Natural Gas | IFED | |
| ONS | | ONEOK Gas Transportation Swing Future | Natural Gas | IFED | |
| XXT | | Opal Physical Basis LD1 | Natural Gas | IEPA | |
| XXQ | | Opal Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XXP | | Opal Physical Fixed Price Spot | Natural Gas | IEPA | |
| XXS | | Opal Physical Gas Daily Monthly | Natural Gas | IEPA | |