| Orbis Allan Gray Ltd | 5,149,555 | $205.3m | 0.7% |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 2,936,661 | $117.1m | 0.2% |
| BlackRock, Inc. | 2,907,192 | $115.9m | 0.0% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 2,654,014 | $105.8m | 0.3% |
| CONGRESS ASSET MANAGEMENT CO | 2,537,290 | $101.1m | 0.6% |
| Driehaus Capital Management LLC | 2,340,475 | $93.3m | 0.5% |
| FMR LLC | 2,322,400 | $92.6m | 0.0% |
| AMERIPRISE FINANCIAL INC | 1,771,297 | $70.6m | 0.0% |
| GOLDMAN SACHS GROUP INC | 1,655,086 | $66.0m | 0.0% |
| JPMORGAN CHASE & CO | 1,450,626 | $58.8m | 0.0% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 1,447,861 | $57.7m | 0.0% |
| ROYCE & ASSOCIATES LP | 1,343,228 | $53.5m | 0.4% |
| Nantahala Capital Management, LLC | 1,316,018 | $52.5m | 0.9% |
| DIMENSIONAL FUND ADVISORS LP | 1,265,843 | $50.5m | 0.0% |
| VICTORY CAPITAL MANAGEMENT INC | 1,010,223 | $40.3m | 0.0% |
| STATE STREET CORP | 963,761 | $38.4m | 0.0% |
| MARSHALL WACE, LLP | 841,035 | $33.5m | 0.0% |
| EMERALD ADVISERS, LLC | 827,965 | $33.0m | 0.8% |
| WELLINGTON MANAGEMENT GROUP LLP | 800,193 | $31.9m | 0.0% |
| Nuveen, LLC | 727,493 | $29.0m | 0.0% |
| LORD, ABBETT & CO. LLC | 671,503 | $26.8m | 0.1% |
| GEODE CAPITAL MANAGEMENT, LLC | 608,660 | $24.3m | 0.0% |
| Pembroke Management, LTD | 531,783 | $21.2m | 1.5% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 530,541 | $21.1m | 0.0% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 525,986 | $21.0m | 0.7% |