| BlackRock, Inc. | 14,957,168 | $441.7m | 0.0% |
| WELLINGTON MANAGEMENT GROUP LLP | 5,726,246 | $169.1m | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5,369,461 | $158.6m | 0.0% |
| FMR LLC | 5,015,727 | $148.1m | 0.0% |
| CARRONADE CAPITAL MANAGEMENT, LP | 4,762,635 | $140.6m | 2.4% |
| MORGAN STANLEY | 4,534,269 | $133.9m | 0.0% |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 4,520,000 | $133.5m | 1.4% |
| DME Capital Management, LP | 4,400,641 | $130.0m | 3.3% |
| FARALLON CAPITAL MANAGEMENT, L.L.C. | 4,220,800 | $124.6m | 0.6% |
| ABRAMS BISON INVESTMENTS, LLC | 4,165,000 | $123.0m | 6.0% |
| UBS Group AG | 4,044,500 | $119.4m | 0.0% |
| DIMENSIONAL FUND ADVISORS LP | 4,013,718 | $118.5m | 0.0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 4,010,582 | $118.4m | 0.0% |
| STATE STREET CORP | 3,893,124 | $114.8m | 0.0% |
| Jefferies Financial Group Inc. | 3,605,067 | $106.5m | 0.7% |
| AMERICAN CENTURY COMPANIES INC | 2,908,887 | $85.9m | 0.0% |
| GOLDMAN SACHS GROUP INC | 2,872,128 | $84.8m | 0.0% |
| CITADEL ADVISORS LLC | 2,665,603 | $78.7m | 0.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 2,465,247 | $72.8m | 0.0% |
| MAK CAPITAL ONE LLC | 2,432,962 | $71.8m | 10.1% |
| NEUBERGER BERMAN GROUP LLC | 2,238,423 | $65.8m | 0.0% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2,062,966 | $60.9m | 0.0% |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | 1,807,697 | $53.4m | 0.5% |
| Invesco Ltd. | 1,790,454 | $52.9m | 0.0% |
| P2 Capital Partners, LLC | 1,774,484 | $52.4m | 21.3% |