| NorthWestern Corporation | NWE | 4.1 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Avista Corporation | AVA | 4.22 | Members Only | Members Only | Members Only | Members Only | Members Only |
| NextEra Energy Inc | NEE | 3.49 | Members Only | Members Only | Members Only | Members Only | Members Only |
| PPL Corp | PPL | 5.16 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Brookfield Infrastructure Part | BIP | 4.34 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Public Service Enterprise Grou | PEG | 4.43 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Sempra Energy | SRE | 3.15 | Members Only | Members Only | Members Only | Members Only | Members Only |
| CH Energy Group Inc | CHG | 3.34 | Members Only | Members Only | Members Only | Members Only | Members Only |
| SSE PLC | SSEZF | 6.28 | Members Only | Members Only | Members Only | Members Only | Members Only |
| MGE Energy, Inc. | MGEE | 3.32 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Iberdrola SA | IBDRY | 3.62 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Emera, Inc. | EMRAF | 3.86 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Integrys Energy Group Inc | TEG | 5 | Members Only | Members Only | Members Only | Members Only | Members Only |
| AGL Energy Limited | AGLNY | 3.53 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Entergy Corp | ETR | 5.08 | Members Only | Members Only | Members Only | Members Only | Members Only |
| CPFL Energy SA | CPL | 5.16 | Members Only | Members Only | Members Only | Members Only | Members Only |
| SSE PLC | SSEZY | 3.61 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Dominion Resources Inc | D | 3.85 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Exelon Corp | EXC | 5.4 | Members Only | Members Only | Members Only | Members Only | Members Only |
| EDP - Energias de Portugal SA | EDPFY | 6.66 | Members Only | Members Only | Members Only | Members Only | Members Only |
| FirstEnergy Corp | FE | 4.68 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Equatorial Energia S.A. | EQUEY | 14.29 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Ameren Corp | AEE | 4.79 | Members Only | Members Only | Members Only | Members Only | Members Only |
| E.ON Aktiengesellschaft AG | EONGY | 6.97 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Centrica PLC | CPYYY | 4.7 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Black Hills Corporation | BKH | 4.43 | Members Only | Members Only | Members Only | Members Only | Members Only |
| E.ON Aktiengesellschaft AG | ENAKF | 7.14 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Centrica PLC | CPYYF | 3.44 | Members Only | Members Only | Members Only | Members Only | Members Only |
| RWE AG | RWEOY | 8.59 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Huaneng Power International In | HNP | 4.65 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Otter Tail Corporation | OTTR | 5.42 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Light S.A. | LGSXY | 9.85 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Kansai Electric Power Co, Inc. | KAEPY | 4.3 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Electricité de France S.A. | ECIFY | 5.63 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Electricité de France S.A. | ECIFF | 3.97 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Fortum Oyj | FOJCF | 5.27 | Members Only | Members Only | Members Only | Members Only | Members Only |
| GDF Suez | GDFZY | 7.54 | Members Only | Members Only | Members Only | Members Only | Members Only |
| ENEL Ente Nazionale per L'Ener | ESOCF | 8.67 | Members Only | Members Only | Members Only | Members Only | Members Only |
| ENEL Ente Nazionale per L'Ener | ENLAY | 7.33 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Fortum Oyj | FOJCY | 4.82 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Brookfield Renewable Energy Co | BRPFF | 5.32 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Power Assets Holdings Ltd | HGKGY | 3.17 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Atlantic Power Corporation | AT | 7.9 | Members Only | Members Only | Members Only | Members Only | Members Only |
| TransAlta Corporation | TAC | 7.03 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Portland General Electric Comp | POR | 4.11 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Southern Co | SO | 4.11 | Members Only | Members Only | Members Only | Members Only | Members Only |
| UniSource Energy Corporation | UNS | 4.64 | Members Only | Members Only | Members Only | Members Only | Members Only |
| DTE Energy Holding Company | DTE | 4.17 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Xcel Energy Inc | XEL | 3.84 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Westar Energy, Inc. | WR | 4.5 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Northeast Utilities | NU | 3.04 | Members Only | Members Only | Members Only | Members Only | Members Only |
| American Electric Power Co Inc | AEP | 4.81 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Duke Energy Int. Ger. Paranapa | DEIPY | 4.31 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Pinnacle West Capital | PNW | 4.36 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Connecticut Light & Power Co | CNTHP | 4.56 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Alliant Energy Corporation | LNT | 3.87 | Members Only | Members Only | Members Only | Members Only | Members Only |
| SCANA Corp | SCG | 4.23 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Connecticut Light & Power Co | CNLHO | 3.25 | Members Only | Members Only | Members Only | Members Only | Members Only |
| CMS Energy Corp | CMS | 3.81 | Members Only | Members Only | Members Only | Members Only | Members Only |
| ALLETE, Inc. | ALE | 4.35 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Idacorp, Inc. | IDA | 3.01 | Members Only | Members Only | Members Only | Members Only | Members Only |
| CLP Holdings Limited | CLPHF | 3.8 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Unitil Corporation | UTL | 5.16 | Members Only | Members Only | Members Only | Members Only | Members Only |
| UIL Holdings Corporation | UIL | 5.04 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Hawaiian Electric Industries I | HE | 4.67 | Members Only | Members Only | Members Only | Members Only | Members Only |
| CIA de Transmissao Energia Ele | CTPTY | 7.08 | Members Only | Members Only | Members Only | Members Only | Members Only |
| TECO Energy Inc | TE | 4.82 | Members Only | Members Only | Members Only | Members Only | Members Only |
| CIA de Transmissao Energia Ele | CTPZY | 5.98 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Duke Energy Corporation | DUK | 4.64 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Consolidated Edison, Inc. | ED | 4.05 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Southern California Edison Co | SCEDL | 4.52 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Tractebel Energia S.A. | TBLEY | 3.86 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Duke Energy Int. Ger. Paranapa | DEIWY | 8.1 | Members Only | Members Only | Members Only | Members Only | Members Only |
| National Grid PLC | NGG | 5.56 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Great Plains Energy Inc | GXP | 4.11 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Red Electrica de España, S.A. | RDEIY | 4.84 | Members Only | Members Only | Members Only | Members Only | Members Only |
| National Grid PLC | NGGTF | 5.92 | Members Only | Members Only | Members Only | Members Only | Members Only |
| AES Tiete S.A. | AESAY | 6.96 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Westar Energy, Inc. | WREGM | 3.5 | Members Only | Members Only | Members Only | Members Only | Members Only |
| NV Energy Inc | NVE | 3 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Progress Energy, Inc. | PGN | 3.99 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Pepco Holdings Inc | POM | 5.74 | Members Only | Members Only | Members Only | Members Only | Members Only |
| PG&E Corp | PCG | 4.15 | Members Only | Members Only | Members Only | Members Only | Members Only |
| CenterPoint Energy Inc | CNP | 3.97 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Vectren Corp | VVC | 4.73 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Chesapeake Utilities Corp | CPK | 3.25 | Members Only | Members Only | Members Only | Members Only | Members Only |
| RGC Resources | RGCO | 3.76 | Members Only | Members Only | Members Only | Members Only | Members Only |
| NiSource Inc | NI | 3.76 | Members Only | Members Only | Members Only | Members Only | Members Only |
| DUET Group | DUETF | 8.14 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Atmos Energy Corp | ATO | 4.23 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Laclede Group, Inc. | LG | 4.15 | Members Only | Members Only | Members Only | Members Only | Members Only |
| New Jersey Resources Corporati | NJR | 3.44 | Members Only | Members Only | Members Only | Members Only | Members Only |
| South Jersey Industries | SJI | 3.13 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Piedmont Natural Gas Company | PNY | 3.86 | Members Only | Members Only | Members Only | Members Only | Members Only |
| WGL Holdings, Inc. | WGL | 3.94 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Northwest Natural Gas | NWN | 3.88 | Members Only | Members Only | Members Only | Members Only | Members Only |
| UGI Corporation | UGI | 3.64 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Delta Natural Gas Company | DGAS | 3.25 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Gas Natural, Inc. | EGAS | 4.76 | Members Only | Members Only | Members Only | Members Only | Members Only |
| American Midstream Partners LP | AMID | 3.22 | Members Only | Members Only | Members Only | Members Only | Members Only |
| PAA Natural Gas Storage, L.P. | PNG | 7.43 | Members Only | Members Only | Members Only | Members Only | Members Only |
| AGL Resources, Inc. | GAS | 3.44 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Niska Gas Storage Partners LLC | NKA | 11.39 | Members Only | Members Only | Members Only | Members Only | Members Only |
| National Fuel Gas Company | NFG | 3.05 | Members Only | Members Only | Members Only | Members Only | Members Only |
| AmeriGas Partners LP | APU | 7.34 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Suburban Propane Partners LP | SPH | 8 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Inergy, L.P. | NRGY | 14.78 | Members Only | Members Only | Members Only | Members Only | Members Only |
| American States Water Co | AWR | 3.04 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Connecticut Water Service | CTWS | 3.32 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Middlesex Water Company | MSEX | 3.95 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Thai Tap Water Supply Public C | TTAPF | 7.73 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Artesian Resource Corporation | ARTNA | 3.93 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Pennon Group PLC | PEGRY | 3.1 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Thai Tap Water Supply Public C | TTWSF | 7.73 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Artesian Resource Corporation | ARTNB | 4.26 | Members Only | Members Only | Members Only | Members Only | Members Only |
| California Water Service Group | CWT | 3.39 | Members Only | Members Only | Members Only | Members Only | Members Only |
| United Utilities Group PLC | UUGRY | 4.69 | Members Only | Members Only | Members Only | Members Only | Members Only |
| Consolidated Water Company, Lt | CWCO | 4.12 | Members Only | Members Only | Members Only | Members Only | Members Only |