| Nantahala Capital Management, LLC | 6,750,130 | $23.5m | 0.4% |
| Fund 1 Investments, LLC | 3,553,230 | $12.4m | 2.1% |
| Newtyn Management, LLC | 3,500,000 | $12.2m | 1.5% |
| BlackRock, Inc. | 1,693,814 | $5.9m | 0.0% |
| DIMENSIONAL FUND ADVISORS LP | 1,423,843 | $5.0m | 0.0% |
| GAMCO INVESTORS, INC. ET AL | 1,280,900 | $4.5m | 0.0% |
| CITIGROUP INC | 1,258,705 | $4.4m | 0.0% |
| GOLDMAN SACHS GROUP INC | 1,133,178 | $3.9m | 0.0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1,132,088 | $3.9m | 0.0% |
| NOMURA HOLDINGS INC | 1,056,672 | $3.7m | 0.0% |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 1,050,000 | $3.7m | 0.0% |
| Divisadero Street Capital Management, LP | 1,033,166 | $3.6m | 0.1% |
| ING GROEP NV | 1,000,000 | $3.5m | 0.0% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 818,364 | $2.8m | 0.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 644,725 | $2.2m | 0.0% |
| STATE STREET CORP | 543,272 | $1.9m | 0.0% |
| MUFG Securities EMEA plc | 500,000 | $1.7m | 0.0% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 344,455 | $1.2m | 0.0% |
| MARSHALL WACE, LLP | 318,276 | $1.1m | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 239,477 | $833,380 | 0.0% |
| AMERICAN CENTURY COMPANIES INC | 233,741 | $813,419 | 0.0% |
| CIBC Bancorp USA Inc. | 226,252 | $787,357 | 0.0% |
| CIBC WORLD MARKET INC. | 225,000 | $783,000 | 0.0% |
| TUDOR INVESTMENT CORP ET AL | 206,422 | $718,349 | 0.0% |
| NORTHERN TRUST CORP | 206,273 | $717,830 | 0.0% |