| XYZ | | HSC HPL Pool Physical Fixed Price Spot | Natural Gas | IEPA | |
| XZC | | HSC HPL Pool Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XZB | | HSC HPL Pool Physical Gas Daily Spot | Natural Gas | IEPA | |
| XZE | | HSC HPL Pool Physical Inside FERC | Natural Gas | IEPA | |
| YBY | | ICE NGX APC-ATP 7A Index Price Monthly | Natural Gas | NGXC | |
| YBR | | ICE NGX APC-ATP 2A Index Price Daily | Natural Gas | NGXC | |
| YBS | | ICE NGX APC-ATP 2A Index Price Monthly | Natural Gas | NGXC | |
| YBT | | ICE NGX APC-ATP 5A Index Price Daily | Natural Gas | NGXC | |
| YBV | | ICE NGX APC-ATP 5A Index Price Daily | Natural Gas | NGXC | |
| YBU | | ICE NGX APC-ATP 5A Index Price Monthly | Natural Gas | NGXC | |
| YBW | | ICE NGX APC-ATP 5A Index Price Monthly | Natural Gas | NGXC | |
| YBX | | ICE NGX APC-ATP 7A Index Price Monthly | Natural Gas | NGXC | |
| YBZ | | ICE NGX APC-ATP Day-Ahead Daily | Natural Gas | NGXC | |
| YCA | | ICE NGX APC-ATP Day-Ahead Monthly | Natural Gas | NGXC | |
| YBJ | | ICE NGX APC-ATP Fixed Price Daily | Natural Gas | NGXC | |
| YCF | | ICE NGX APC-ATP Fixed Price Daily | Natural Gas | NGXC | |
| YBL | | ICE NGX APC-ATP Fixed Price Daily | Natural Gas | NGXC | |
| YBK | | ICE NGX APC-ATP Fixed Price Monthly | Natural Gas | NGXC | |
| YBM | | ICE NGX APC-ATP Fixed Price Monthly | Natural Gas | NGXC | |
| YBP | | ICE NGX APC-ATP ID ATP Day Ahead Daily | Natural Gas | NGXC | |
| YBQ | | ICE NGX APC-ATP ID ATP Day Ahead Monthly | Natural Gas | NGXC | |
| YBN | | ICE NGX APC-ATP ID ATP Same Day Daily | Natural Gas | NGXC | |
| YBO | | ICE NGX APC-ATP ID ATP Same Day Monthly | Natural Gas | NGXC | |
| X9Z | | ICE NGX River Road Basis LD1 | Natural Gas | IEPA | |
| X9U | | ICE NGX River Road Fixed Price Daily | Natural Gas | IEPA | |
| X9V | | ICE NGX River Road Fixed Price Monthly | Natural Gas | IEPA | |
| X9W | | ICE NGX River Road Gas Daily Daily | Natural Gas | IEPA | |
| X9X | | ICE NGX River Road Gas Daily Monthly | Natural Gas | IEPA | |
| X9Y | | ICE NGX River Road Physical Inside FERC | Natural Gas | IEPA | |
| XIA | | ICE NGX Spectra Huntingdon Basis LD1 | Natural Gas | NGXC | |
| XBX | | ICE NGX Spectra Huntingdon Fixed Price Daily | Natural Gas | NGXC | |
| XAY | | ICE NGX Spectra Huntingdon Fixed Price Monthly | Natural Gas | NGXC | |
| XBV | | ICE NGX Spectra Huntingdon Gas Daily Daily | Natural Gas | NGXC | |
| XBW | | ICE NGX Spectra Huntingdon Gas Daily Monthly | Natural Gas | NGXC | |
| XBT | | ICE NGX Spectra Huntingdon Inside FERC | Natural Gas | NGXC | |
| XBS | | ICE NGX Spectra Station 2 Day-Ahead Index Daily | Natural Gas | NGXC | |
| XBR | | ICE NGX Spectra Station 2 Day-Ahead Index Monthly | Natural Gas | NGXC | |
| XBY | | ICE NGX Spectra Station 2 Fixed Price Daily | Natural Gas | NGXC | |
| XBZ | | ICE NGX Spectra Station 2 Fixed Price Daily | Natural Gas | NGXC | |
| XBQ | | ICE NGX Spectra Station 2 Fixed Price Monthly | Natural Gas | NGXC | |
| XIB | | ICE NGX Spectra Station 2 ID, 7A Monthly | Natural Gas | NGXC | |
| XAT | | ICE NGX Spectra Station Fixed Price Monthly | Natural Gas | NGXC | |
| XCC | | ICE NGX TCPL Empress Fixed Price Daily | Natural Gas | NGXC | |
| XCE | | ICE NGX TCPL Niagra Falls Fixed Price Daily | Natural Gas | NGXC | |
| XAZ | | ICE NGX TCPL Alberta 2A Index Daily | Natural Gas | NGXC | |
| XBA | | ICE NGX TCPL Alberta 2A Index Daily | Natural Gas | NGXC | |
| XAC | | ICE NGX TCPL Alberta 2A Index Monthly | Natural Gas | NGXC | |
| XAB | | ICE NGX TCPL Alberta 2A Index Monthly | Natural Gas | NGXC | |
| XBB | | ICE NGX TCPL Alberta 4A Index Daily | Natural Gas | NGXC | |
| XAD | | ICE NGX TCPL Alberta 4A Index Monthly | Natural Gas | NGXC | |