| TORTOISE CAPITAL ADVISORS, L.L.C. | 11,116,796 | $269.8m | 2.7% |
| Energy Income Partners, LLC | 9,045,863 | $219.5m | 3.5% |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 8,930,864 | $216.8m | 0.1% |
| CHICKASAW CAPITAL MANAGEMENT LLC | 8,630,172 | $209.5m | 7.5% |
| TWO SIGMA INVESTMENTS, LP | 7,199,867 | $174.7m | 0.1% |
| Clearbridge Investments, LLC | 6,854,964 | $166.4m | 0.1% |
| GOLDMAN SACHS GROUP INC | 6,556,006 | $159.1m | 0.0% |
| Artemis Investment Management LLP | 5,276,057 | $128.0m | 1.1% |
| Invesco Ltd. | 4,423,183 | $107.4m | 0.0% |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 4,207,381 | $102.1m | 0.3% |
| BANK OF AMERICA CORP /DE/ | 3,865,600 | $93.8m | 0.0% |
| CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT | 3,795,000 | $92.1m | 4.1% |
| MORGAN STANLEY | 3,489,870 | $84.7m | 0.0% |
| UBS Group AG | 3,280,555 | $79.6m | 0.0% |
| Advisors Capital Management, LLC | 2,942,570 | $71.4m | 0.8% |
| D. E. Shaw & Co., Inc. | 2,904,729 | $70.5m | 0.0% |
| HSBC HOLDINGS PLC | 2,854,795 | $69.3m | 0.0% |
| Qube Research & Technologies Ltd | 2,283,853 | $55.4m | 0.1% |
| BlackRock, Inc. | 2,031,022 | $49.3m | 0.0% |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 2,012,334 | $48.8m | 0.1% |
| Brookfield Corp /ON/ | 1,921,458 | $46.6m | 0.1% |
| Blackstone Inc. | 1,900,132 | $46.1m | 0.1% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1,860,469 | $45.2m | 0.0% |
| Recurrent Investment Advisors LLC | 1,791,325 | $43.6m | 2.7% |
| BNP PARIBAS FINANCIAL MARKETS | 1,577,575 | $38.3m | 0.0% |