| BlackRock, Inc. | 2,483,081 | $123.9m | 0.0% |
| Juniper Investment Company, LLC | 1,732,966 | $86.5m | 22.9% |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 1,325,000 | $66.1m | 2.0% |
| ALLIANCEBERNSTEIN L.P. | 1,562,856 | $63.6m | 0.0% |
| First Eagle Investment Management, LLC | 1,231,060 | $61.4m | 0.1% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1,221,492 | $61.0m | 0.0% |
| NEXT CENTURY GROWTH INVESTORS LLC | 1,175,462 | $58.7m | 3.1% |
| Driehaus Capital Management LLC | 951,576 | $47.5m | 0.3% |
| GEODE CAPITAL MANAGEMENT, LLC | 877,173 | $43.8m | 0.0% |
| AMERICAN CENTURY COMPANIES INC | 814,084 | $40.6m | 0.0% |
| Alyeska Investment Group, L.P. | 730,658 | $36.5m | 0.1% |
| DIMENSIONAL FUND ADVISORS LP | 696,256 | $34.7m | 0.0% |
| STATE STREET CORP | 668,753 | $33.4m | 0.0% |
| LORD, ABBETT & CO. LLC | 615,479 | $30.7m | 0.1% |
| WASATCH ADVISORS LP | 547,975 | $27.3m | 0.2% |
| Nicholas Investment Partners, LP | 531,935 | $26.5m | 1.5% |
| RBF Capital, LLC | 499,070 | $24.9m | 1.0% |
| ROYCE & ASSOCIATES LP | 450,371 | $22.5m | 0.2% |
| GOLDMAN SACHS GROUP INC | 437,748 | $21.8m | 0.0% |
| PRUDENTIAL FINANCIAL INC | 428,360 | $21.4m | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 413,532 | $20.6m | 0.0% |
| TWO SIGMA INVESTMENTS, LP | 379,909 | $19.0m | 0.0% |
| Qube Research & Technologies Ltd | 365,452 | $18.2m | 0.0% |
| Pillsbury Lake Capital LLC | 356,187 | $17.8m | 4.9% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 340,366 | $17.0m | 2.2% |