| BlackRock, Inc. | 11,202,523 | $196.2m | 0.0% |
| FMR LLC | 7,363,696 | $129.0m | 0.0% |
| Newtyn Management, LLC | 6,625,000 | $116.0m | 14.5% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4,135,464 | $72.4m | 0.0% |
| NEUBERGER BERMAN GROUP LLC | 3,534,619 | $62.1m | 0.0% |
| Invesco Ltd. | 3,473,432 | $60.8m | 0.0% |
| AMERICAN CENTURY COMPANIES INC | 3,307,079 | $57.9m | 0.0% |
| Rubric Capital Management LP | 3,306,281 | $57.9m | 0.5% |
| VANGUARD CAPITAL MANAGEMENT LLC | 3,070,054 | $53.8m | 0.0% |
| STATE STREET CORP | 2,978,639 | $52.2m | 0.0% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 2,521,700 | $44.2m | 1.2% |
| PRIVATE MANAGEMENT GROUP INC | 2,070,391 | $36.3m | 1.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 1,834,237 | $32.1m | 0.0% |
| T. Rowe Price Investment Management, Inc. | 1,743,563 | $30.5m | 0.0% |
| MORGAN STANLEY | 1,675,525 | $29.3m | 0.0% |
| SEGALL BRYANT & HAMILL, LLC | 1,345,530 | $23.6m | 0.3% |
| DIMENSIONAL FUND ADVISORS LP | 1,253,683 | $22.0m | 0.0% |
| Allianz Asset Management GmbH | 1,126,225 | $19.7m | 0.0% |
| GOLDMAN SACHS GROUP INC | 1,064,744 | $18.6m | 0.0% |
| RICE HALL JAMES & ASSOCIATES, LLC | 1,063,559 | $18.6m | 0.9% |
| GAGNON SECURITIES LLC | 1,030,371 | $18.0m | 3.5% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1,018,104 | $17.8m | 0.0% |
| AQR CAPITAL MANAGEMENT LLC | 911,115 | $16.0m | 0.0% |
| Buckley Capital Advisors, LLC | 850,335 | $14.9m | 9.2% |
| NORTHERN TRUST CORP | 751,078 | $13.2m | 0.0% |