| KING LUTHER CAPITAL MANAGEMENT CORP | 3,071,796 | $38.4m | 0.2% |
| Energy Income Partners, LLC | 1,636,522 | $20.5m | 0.3% |
| CIBC Bancorp USA Inc. | 1,476,663 | $18.5m | 0.0% |
| AMERICAN CENTURY COMPANIES INC | 1,442,480 | $18.0m | 0.0% |
| MORGAN STANLEY | 873,595 | $10.9m | 0.0% |
| GOLDMAN SACHS GROUP INC | 536,246 | $6.7m | 0.0% |
| ING GROEP NV | 532,000 | $6.7m | 0.0% |
| CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT | 531,000 | $6.6m | 0.3% |
| FIRST TRUST ADVISORS LP | 497,275 | $6.2m | 0.0% |
| STIFEL FINANCIAL CORP | 369,957 | $4.6m | 0.0% |
| PIN OAK INVESTMENT ADVISORS INC | 357,507 | $4.5m | 3.2% |
| RAYMOND JAMES FINANCIAL INC | 356,688 | $4.5m | 0.0% |
| CITADEL ADVISORS LLC | 342,134 | $4.3m | 0.0% |
| DEROY & DEVEREAUX PRIVATE INVESTMENT COUNSEL INC | 247,000 | $3.1m | 0.1% |
| WELLS FARGO & COMPANY/MN | 159,043 | $2.0m | 0.0% |
| UBS Group AG | 89,946 | $1.1m | 0.0% |
| GSA CAPITAL PARTNERS LLP | 89,180 | $1.1m | 0.1% |
| Bramshill Investments, LLC | 88,123 | $1.1m | 0.1% |
| GLENMEDE TRUST CO NA | 83,247 | $1.0m | 0.0% |
| LuminArx Capital Management LP | 81,733 | $1.0m | 0.5% |
| MARATHON CAPITAL MANAGEMENT | 50,000 | $625,000 | 0.1% |
| BANK OF AMERICA CORP /DE/ | 39,321 | $491,512 | 0.0% |
| HENNESSY ADVISORS INC | 39,000 | $487,500 | 0.0% |
| HRT FINANCIAL LP | 36,023 | $450,000 | 0.0% |
| Cambridge Investment Research Advisors, Inc. | 26,146 | $326,000 | 0.0% |