| BlackRock, Inc. | 3,046,645 | $2.0bn | 0.0% |
| Durable Capital Partners LP | 1,708,921 | $1.1bn | 10.7% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1,429,173 | $920.5m | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1,326,855 | $854.6m | 0.0% |
| FMR LLC | 1,320,365 | $850.4m | 0.0% |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 1,208,607 | $778.4m | 2.4% |
| STATE STREET CORP | 967,190 | $622.9m | 0.0% |
| BAILLIE GIFFORD & CO | 760,468 | $489.8m | 0.4% |
| GEODE CAPITAL MANAGEMENT, LLC | 704,969 | $454.1m | 0.0% |
| Invesco Ltd. | 644,037 | $414.8m | 0.0% |
| Artisan Partners Limited Partnership | 568,008 | $365.8m | 0.6% |
| AQR CAPITAL MANAGEMENT LLC | 566,628 | $363.9m | 0.1% |
| TWO SIGMA INVESTMENTS, LP | 467,098 | $300.8m | 0.2% |
| Maren Capital LLC | 428,132 | $275.7m | 12.8% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 428,017 | $275.7m | 0.0% |
| NORGES BANK | 414,675 | $267.1m | 0.0% |
| FIRST TRUST ADVISORS LP | 412,512 | $265.7m | 0.2% |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 377,969 | $243.4m | 0.1% |
| GOLDMAN SACHS GROUP INC | 362,970 | $233.8m | 0.0% |
| Conestoga Capital Advisors, LLC | 327,489 | $210.9m | 4.6% |
| WASATCH ADVISORS LP | 322,076 | $207.4m | 1.4% |
| Clearbridge Investments, LLC | 321,833 | $207.3m | 0.2% |
| MORGAN STANLEY | 317,608 | $204.6m | 0.0% |
| AMERICAN CENTURY COMPANIES INC | 302,102 | $194.6m | 0.1% |
| GENEVA CAPITAL MANAGEMENT LLC | 296,316 | $190.8m | 4.4% |