| UBL / M | | UK Spark Spread | Electricity | IFEU | |
| DUK | | UKA Daily Futures | Emissions | IFEU | |
| UKA | | UKA Futures | Emissions | IFEU | |
| UKA | | UKA Options | Emissions | IFEU | |
| UK5 | | UKA UK Auction | Emissions | IFEU | |
| UCM | | ULSD 10ppm CIF Med Cargoes Future | Crude Oil and Refined Products | IFEU | |
| ULO | | ULSD 10ppm CIF NWE Cargoes Balmo Future | Crude Oil and Refined Products | IFEU | |
| ULN | | ULSD 10ppm CIF NWE Cargoes Future | Crude Oil and Refined Products | IFEU | |
| G30 | | Ultra Long Bund Future | Medium/Long Term Interest Rates | IFLL | |
| U | | Ultra Long Gilt Future | Medium/Long Term Interest Rates | IFLL | |
| ULO | | Unilever plc | Single Stock Options | IFLO | |
| ULV | | Unilever PLC Ex-Event | Single Stock Options | IFLO | |
| 8UL | | Unilever plc Mini | Mini Single Stocks | IFLO | |
| UG5 | | Unite Group | Single Stock Options | IFLO | |
| UUL | | United Utilities Plc | Single Stock Options | IFLO | |
| UCG | | Urals Med vs Dated Brent CFD Balmo Future | Crude Oil and Refined Products | IFEU | |
| CFV | | Urals North vs Dated Brent CFD Balmo Future | Crude Oil and Refined Products | IFEU | |
| DX | | US Dollar Index® Options | ICE U.S. Dollar Index (USDX) | IFUS | |
| EIW | | US EIA Financial Weekly Index (100 USD) | Natural Gas | IFED | |
| VRS | | Vedanta Resources Plc | Single Stock Options | IFLO | |
| VCR | | Virginia Compliance Renewable Energy Credit Future | Physical Environmental | IFED | |
| VOD | | Vodafone Group Plc | Single Stock Options | IFLO | |
| 8VO | | Vodafone Group plc Mini | Mini Single Stocks | IFLO | |
| WAH | | Waha Basis Future | Natural Gas | IFED | |
| FQW | | Waha Fixed Price Future | Natural Gas | IFED | |
| WAI | | Waha Index Future | Natural Gas | IFED | |
| WAS | | Waha Swing Future | Natural Gas | IFED | |
| WAA | | Washington Carbon Allowance Advance Auction Clearing Price | Physical Environmental | IFED | |
| WCP | | Washington Carbon Allowance Current Auction Clearing Price | Physical Environmental | IFED | |
| WSD | | Washington Carbon Allowance Specific Vintage 2026 Future | Physical Environmental | IFED | |
| WSE | | Washington Carbon Allowance Specific Vintage 2027 Future | Physical Environmental | IFED | |
| WSF | | Washington Carbon Allowance Specific Vintage 2028 Future | Physical Environmental | IFED | |
| WSG | | Washington Carbon Allowance Specific Vintage 2029 Future | Physical Environmental | IFED | |
| WSH | | Washington Carbon Allowance Specific Vintage 2030 Future | Physical Environmental | IFED | |
| WCA | | Washington Carbon Allowance Vintage 2023 Future | Physical Environmental | IFED | |
| WCB | | Washington Carbon Allowance Vintage 2024 Future | Physical Environmental | IFED | |
| WCC | | Washington Carbon Allowance Vintage 2025 Future | Physical Environmental | IFED | |
| WCD | | Washington Carbon Allowance Vintage 2026 Future | Physical Environmental | IFED | |
| WCE | | Washington Carbon Allowance Vintage 2027 Future | Physical Environmental | IFED | |
| WCF | | Washington Carbon Allowance Vintage 2028 Future | Physical Environmental | IFED | |
| WCG | | Washington Carbon Allowance Vintage 2029 Future | Physical Environmental | IFED | |
| WCH | | Washington Carbon Allowance Vintage 2030 Future | Physical Environmental | IFED | |
| WFP | | Washington Clean Fuels Standard Futures | Biofuels | IFED | |
| WAT | | Watches of Switzerland Group (Std Option/Amer/Dlv) | Single Stock Options | IFLO | |
| PJH | | Weekly Average Price Option on PJM Western Hub Real-Time Peak Fixed Price Future | Electricity | IFED | |
| CFD | | Weekly CFD - Dated Brent (Platts) vs First Month BFOE (Platts) Future | Crude Oil and Refined Products | IFEU | |
| CFT | | Weekly CFD - Dated Brent (Platts) vs Second Month (Platts) Future | Crude Oil and Refined Products | IFEU | |
| KCW | | Weekly Coffee "C" Options | Coffee | IFUS | |
| CTW | | Weekly Cotton No. 2 Options | Cotton | IFUS | |
| SBW | | Weekly Sugar No. 11 Options | Sugar | IFUS | |