| Symbol | Name | Country | Exchange |
|---|---|---|---|
| CNP | CenterPoint Energy, Inc (Holding Co) | US | NYSE |
| DTE | DTE Energy Company | US | NYSE |
| DTW | DTE Energy Company 2017 Series E 5.25% Junior Subordinated Debentures due 2077 | US | NYSE |
| NFG | National Fuel Gas Company | US | NYSE |
| PCG | Pacific Gas & Electric Co. | US | NYSE |