| ALPS ADVISORS INC | 24,856,265 | $1,302,717 |
| Invesco Ltd. | 8,846,679 | $463,654 |
| GOLDMAN SACHS GROUP INC | 5,861,688 | $307,211 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 3,081,035 | $161,477 |
| Blackstone Inc. | 2,434,594 | $127,597 |
| Energy Income Partners, LLC | 1,955,895 | $102,508 |
| FMR LLC | 1,848,337 | $96,871 |
| MORGAN STANLEY | 1,639,420 | $85,922 |
| JPMORGAN CHASE & CO | 1,626,278 | $85,233 |
| COOPERMAN LEON G | 1,620,000 | $84,904 |
| UBS Group AG | 966,882 | $50,674 |
| TORTOISE CAPITAL ADVISORS, L.L.C. | 800,665 | $41,963 |
| INFRASTRUCTURE CAPITAL ADVISORS, LLC | 725,366 | $38,016 |
| MILLER HOWARD INVESTMENTS INC /NY | 689,269 | $36,125 |
| Recurrent Investment Advisors LLC | 678,623 | $35,567 |
| Fractal Investments LLC | 616,542 | $32,313 |
| BOWEN HANES & CO INC | 600,000 | $31 |
| NEUBERGER BERMAN GROUP LLC | 588,129 | $30,824 |
| BARCLAYS PLC | 582,140 | $30,510 |
| Adams Asset Advisors, LLC | 571,547 | $29,955 |
| RAYMOND JAMES FINANCIAL INC | 382,521 | $20,048 |
| CITIGROUP INC | 206,856 | $10,841 |
| WELLS FARGO & COMPANY/MN | 201,360 | $10,553 |
| LPL Financial LLC | 179,123 | $9,388 |
| ROYAL BANK OF CANADA | 177,668 | $9,312 |
| HUB Investment Partners, LLC | 170,371 | $8,929 |
| BANK OF AMERICA CORP /DE/ | 155,020 | $8,125 |
| Kercheville Advisors, LLC | 154,083 | $8,784 |
| HENNESSY ADVISORS INC | 145,100 | $7,605 |
| CIBC Private Wealth Group, LLC | 142,135 | $7,449 |
| Texas Yale Capital Corp. | 130,696 | $6,850 |
| Sanctuary Advisors, LLC | 129,310 | $6,777 |
| EXCHANGE TRADED CONCEPTS, LLC | 126,679 | $6,639 |
| Waverly Advisors, LLC | 125,451 | $6,575 |
| Allianz Asset Management GmbH | 117,800 | $6,174 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 114,594 | $6,006 |
| Susquehanna Portfolio Strategies, LLC | 100,364 | $5,260 |
| Summit Financial, LLC | 93,206 | $4,885 |
| Waldron Private Wealth LLC | 71,000 | $3,721 |
| Corient Private Wealth LLC | 70,040 | $378 |
| J.W. COLE ADVISORS, INC. | 61,326 | $3,204 |
| BNP PARIBAS ARBITRAGE, SA | 57,642 | $3,021 |
| FIRST TRUST ADVISORS LP | 56,418 | $2,957 |
| Cetera Investment Advisers | 54,349 | $2,848 |
| Advisors Asset Management, Inc. | 54,322 | $2,847 |
| WHITTIER TRUST CO OF NEVADA INC | 50,730 | $2,670 |
| ENVESTNET ASSET MANAGEMENT INC | 48,088 | $2,520 |
| Mariner, LLC | 47,852 | $2,508 |
| OSAIC HOLDINGS, INC. | 47,744 | $2,502 |
| IMC-Chicago, LLC | 45,818 | $2,401 |
| Sovereign Investment Advisors, LLC | 41,400 | $2,170 |
| AMERIPRISE FINANCIAL INC | 41,330 | $2,167 |
| CAPTRUST FINANCIAL ADVISORS | 40,309 | $2,113 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | 39,841 | $2,097 |
| Barnett & Company, Inc. | 39,583 | $2,075 |
| GLENMEDE TRUST CO NA | 38,800 | $2,034 |
| Gilman Hill Asset Management, LLC | 38,674 | $2,027 |
| Creative Planning | 38,262 | $2,005 |
| PARK CIRCLE Co | 36,350 | $1,905 |
| TIG Advisors, LLC | 35,100 | $1,840 |
| HRT FINANCIAL LP | 32,508 | $2 |
| VAN ECK ASSOCIATES CORP | 31,545 | $2 |
| MidFirst Bank | 30,500 | $1,599 |
| STIFEL FINANCIAL CORP | 30,078 | $1,576 |
| COMMONWEALTH EQUITY SERVICES, LLC | 29,521 | $1,547 |
| Empirical Asset Management, LLC | 28,405 | $1,489 |
| Cresset Asset Management, LLC | 27,525 | $1,443 |
| Cambridge Investment Research Advisors, Inc. | 27,469 | $1 |
| Zurich Insurance Group Ltd/FI | 27,200 | $1,426 |
| Apollon Wealth Management, LLC | 25,444 | $1,334 |
| Rockefeller Capital Management L.P. | 25,356 | $1,329 |
| TRUIST FINANCIAL CORP | 23,623 | $1,238 |
| CASCADE INVESTMENT GROUP, INC. | 22,780 | $1,194 |
| BANK OF MONTREAL /CAN/ | 21,422 | $1,123 |
| Private Advisor Group, LLC | 21,164 | $1,109 |
| DIVIDEND ASSETS CAPITAL, LLC | 20,763 | $1,088 |
| HighTower Advisors, LLC | 20,571 | $1,078 |
| AMERICAN FINANCIAL GROUP INC | 20,000 | $1,048 |
| US BANCORP \DE\ | 18,984 | $995 |
| Focus Financial Network, Inc. | 18,790 | $985 |
| Kestra Advisory Services, LLC | 17,795 | $933 |
| BlackRock, Inc. | 17,057 | $894 |
| Focus Partners Wealth | 16,911 | $886 |
| CARY STREET PARTNERS FINANCIAL LLC | 16,569 | $868 |
| PNC Financial Services Group, Inc. | 16,350 | $857 |
| EP Wealth Advisors, LLC | 15,910 | $834 |
| Baird Financial Group, Inc. | 15,848 | $831 |
| MCDONALD PARTNERS LLC | 15,300 | $802 |
| SIMPLEX TRADING, LLC | 15,199 | $797 |
| Linscomb & Williams, Inc. | 14,740 | $773 |
| CASTLEARK MANAGEMENT LLC | 14,450 | $757 |
| Caprock Group, LLC | 14,426 | $756 |
| MGO ONE SEVEN LLC | 14,333 | $751 |
| Quad-Cities Investment Group, LLC | 14,159 | $742 |
| M&T Bank Corp | 13,106 | $687 |
| Janney Montgomery Scott LLC | 13,000 | $1 |
| Sigma Planning Corp | 12,972 | $680 |
| BOKF, NA | 12,183 | $639 |
| M.E. ALLISON & CO., INC. | 11,745 | $616 |
| Moors & Cabot, Inc. | 11,624 | $609 |
| 169 other institutions | 673,173 | $34,528 |