| BlackRock, Inc. | 7,638,487 | $3.2bn | 0.0% |
| PECONIC PARTNERS LLC | 3,678,431 | $1.5bn | 19.0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 2,831,849 | $1.2bn | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2,812,131 | $1.2bn | 0.1% |
| STATE STREET CORP | 2,244,771 | $934.0m | 0.0% |
| Hill City Capital, LP | 2,155,000 | $896.6m | 20.9% |
| JPMORGAN CHASE & CO | 1,318,161 | $566.8m | 0.0% |
| LONE PINE CAPITAL LLC | 1,345,157 | $559.7m | 3.4% |
| BANK OF AMERICA CORP /DE/ | 1,335,924 | $555.8m | 0.0% |
| FIRST TRUST ADVISORS LP | 1,328,399 | $552.7m | 0.3% |
| GEODE CAPITAL MANAGEMENT, LLC | 1,278,139 | $530.4m | 0.0% |
| Invesco Ltd. | 1,241,384 | $516.5m | 0.0% |
| VICTORY CAPITAL MANAGEMENT INC | 1,210,079 | $503.5m | 0.3% |
| Hood River Capital Management LLC | 1,173,918 | $488.4m | 3.5% |
| FMR LLC | 890,103 | $370.3m | 0.0% |
| AMERIPRISE FINANCIAL INC | 734,976 | $305.8m | 0.1% |
| Bank of New York Mellon Corp | 674,288 | $280.5m | 0.0% |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 660,440 | $274.8m | 0.3% |
| AQR CAPITAL MANAGEMENT LLC | 657,603 | $273.6m | 0.1% |
| MORGAN STANLEY | 653,503 | $271.9m | 0.0% |
| DIMENSIONAL FUND ADVISORS LP | 636,286 | $264.8m | 0.0% |
| Electron Capital Partners, LLC | 620,190 | $258.0m | 10.3% |
| CANADA PENSION PLAN INVESTMENT BOARD | 619,910 | $257.9m | 0.1% |
| T. Rowe Price Investment Management, Inc. | 593,724 | $247.0m | 0.2% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 551,319 | $229.4m | 0.0% |