Premier Energy and Water Trust PLC announce that at close of business on 31 May 2017 its twenty largest investments were as follows:
| Company | % of total net assets |
| SSE PLC | 5.7% |
| OPG Power Ventures | 5.3% |
| Beijing Enterprises Holdings | 4.9% |
| First Trust MLP and Energy Income Fund | 4.8% |
| Cia de Saneamento do Para | 4.6% |
| China Everbright Intl. | 4.5% |
| Huaneng Renewables | 4.3% |
| Pennon Group | 4.1% |
| Avangrid | 4.0% |
| Transelectrica | 3.2% |
| Transgaz | 2.8% |
| Qatar Electricity & Water Co. | 2.7% |
| Saeta Yield | 2.7% |
| Edison International | 2.5% |
| Cia Paranaense Energia ADR | 2.5% |
| Nextera Energy | 2.2% |
| Engie | 2.2% |
| Iberdrola | 2.1% |
| Keppel Infrastructure Trust | 2.0% |
| China Power Intl. Develop | 2.0% |
At close of business on 31 May 2017 the total net assets of Premier Energy and Water Trust PLC amounted to £58.8 million. The sector breakdown and geographical allocation were as follows:
| Sector Breakdown | % of total net assets |
| Electricity | 34.1% |
| Multi Utilities | 23.4% |
| Renewable Energy | 12.6% |
| Water & Waste | 15.2% |
| Gas | 11.6% |
| Toll Roads | 0.7% |
| Cash/Net Current Assets | 2.4% |
| 100.0% |
| Geographical Allocation | % of total net assets |
| North America | 21.6% |
| China | 17.4% |
| Latin America | 10.3% |
| United Kingdom | 10.4% |
| Global | 3.8% |
| India | 7.0% |
| Europe (excluding UK) | 14.4% |
| Eastern Europe | 5.9% |
| Asia (excluding China) | 4.1% |
| Middle East | 2.7% |
| Cash/Net Current Assets | 2.4% |
| 100.0% |