| BlackRock, Inc. | 3,845,667 | $457,019 |
| VANGUARD GROUP INC | 2,407,947 | $286,160 |
| MAK CAPITAL ONE LLC | 1,192,730 | $141,744 |
| FMR LLC | 1,074,662 | $127,713 |
| STATE STREET CORP | 1,003,062 | $119,204 |
| Capital Research Global Investors | 882,517 | $104,878 |
| GENEVA CAPITAL MANAGEMENT LLC | 732,017 | $86,993 |
| WASATCH ADVISORS LP | 717,357 | $85,251 |
| WELLINGTON MANAGEMENT GROUP LLP | 681,070 | $80,938 |
| GEODE CAPITAL MANAGEMENT, LLC | 623,900 | $74,156 |
| Conestoga Capital Advisors, LLC | 598,141 | $71,083 |
| AMERICAN CENTURY COMPANIES INC | 580,328 | $68,966 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 572,600 | $68,048 |
| Invesco Ltd. | 461,873 | $54,889 |
| PRINCIPAL FINANCIAL GROUP INC | 460,699 | $54,749 |
| Artisan Partners Limited Partnership | 459,491 | $54,606 |
| FRANKLIN RESOURCES INC | 422,384 | $50,196 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 404,391 | $48 |
| LOOMIS SAYLES & CO L P | 390,595 | $46,418 |
| Nine Ten Capital Management LLC | 363,239 | $43,167 |
| NORTHERN TRUST CORP | 361,782 | $42,994 |
| UBS Group AG | 353,696 | $42,033 |
| AltraVue Capital, LLC | 348,777 | $41,449 |
| RIVERBRIDGE PARTNERS LLC | 332,157 | $39,474 |
| EMERALD ADVISERS, LLC | 328,431 | $39,031 |
| FRED ALGER MANAGEMENT, LLC | 295,053 | $35,064 |
| ROYAL BANK OF CANADA | 285,106 | $33,882 |
| SEGALL BRYANT & HAMILL, LLC | 279,977 | $33,272 |
| DIMENSIONAL FUND ADVISORS LP | 273,286 | $32,478 |
| JPMORGAN CHASE & CO | 271,159 | $32,225 |
| Rockefeller Capital Management L.P. | 271,022 | $32,208 |
| SNYDER CAPITAL MANAGEMENT L P | 254,886 | $30,291 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 241,848 | $28,741 |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 241,368 | $28,684 |
| JENNISON ASSOCIATES LLC | 221,791 | $26,358 |
| NEW YORK STATE COMMON RETIREMENT FUND | 220,878 | $26,249 |
| MORGAN STANLEY | 218,719 | $25,993 |
| Voya Investment Management LLC | 216,236 | $25,697 |
| BROWN CAPITAL MANAGEMENT LLC | 214,986 | $25,549 |
| LORD, ABBETT & CO. LLC | 211,050 | $25 |
| RAYMOND JAMES FINANCIAL INC | 207,358 | $24,745 |
| EMERALD MUTUAL FUND ADVISERS TRUST | 205,857 | $24,464 |
| DEUTSCHE BANK AG\ | 202,325 | $24,044 |
| Bank of New York Mellon Corp | 192,752 | $22,907 |
| ROYCE & ASSOCIATES LP | 189,188 | $22,483 |
| THORNBURG INVESTMENT MANAGEMENT INC | 178,136 | $21,170 |
| GOLDMAN SACHS GROUP INC | 169,307 | $20,120 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | 149,286 | $17,741 |
| WCM INVESTMENT MANAGEMENT, LLC | 146,919 | $17,549 |
| Granite Investment Partners, LLC | 142,987 | $16,993 |
| Penn Capital Management Company, LLC | 139,024 | $16,563 |
| Nuveen, LLC | 138,562 | $16,467 |
| BANK OF AMERICA CORP /DE/ | 136,581 | $16,231 |
| Toroso Investments, LLC | 131,425 | $15,619 |
| Stephens Investment Management Group LLC | 130,954 | $15,563 |
| ENVESTNET ASSET MANAGEMENT INC | 122,843 | $14,599 |
| BAMCO INC /NY/ | 120,846 | $14,361 |
| SEI INVESTMENTS CO | 117,965 | $14,019 |
| PEREGRINE CAPITAL MANAGEMENT LLC | 113,447 | $13,482 |
| Thrivent Financial for Lutherans | 111,376 | $13 |
| AMERIPRISE FINANCIAL INC | 105,993 | $12,596 |
| Langdon Equity Partners | 95,760 | $12,448 |
| Public Sector Pension Investment Board | 87,780 | $10,432 |
| NEXT CENTURY GROWTH INVESTORS LLC | 82,990 | $9,863 |
| MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC | 74,309 | $8,831 |
| JANUS HENDERSON GROUP PLC | 65,836 | $7,825 |
| Legal & General Group Plc | 65,564 | $7,792 |
| WELLS FARGO & COMPANY/MN | 64,848 | $7,707 |
| CITADEL ADVISORS LLC | 63,478 | $7,544 |
| JANE STREET GROUP, LLC | 61,782 | $7,342 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 61,700 | $7,332 |
| Roubaix Capital, LLC | 60,243 | $7,159 |
| Russell Investments Group, Ltd. | 57,243 | $6,803 |
| COMERICA BANK | 56,948 | $6,768 |
| RHUMBLINE ADVISERS | 56,805 | $6,751 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 54,000 | $6,417 |
| GREAT WEST LIFE ASSURANCE CO /CAN/ | 53,732 | $6 |
| Swiss National Bank | 52,600 | $6,251 |
| UBS ASSET MANAGEMENT AMERICAS INC | 45,819 | $5,445 |
| Granahan Investment Management, LLC | 42,257 | $5,022 |
| BARCLAYS PLC | 40,376 | $4,798 |
| OSTERWEIS CAPITAL MANAGEMENT INC | 39,420 | $4,685 |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | 36,245 | $4,307 |
| EFG International AG | 35,332 | $4,203 |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM | 32,340 | $4 |
| ALLIANCEBERNSTEIN L.P. | 30,613 | $3,638 |
| FIRST TRUST ADVISORS LP | 27,448 | $3,262 |
| PRUDENTIAL FINANCIAL INC | 26,313 | $3,127 |
| BESSEMER GROUP INC | 26,153 | $3 |
| LAZARD ASSET MANAGEMENT LLC | 26,084 | $3,100 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 25,187 | $2,993 |
| RBF Capital, LLC | 22,505 | $2,674 |
| OPPENHEIMER ASSET MANAGEMENT INC. | 22,160 | $2,633 |
| B. Metzler seel. Sohn & Co. AG | 22,065 | $2,622 |
| SG Americas Securities, LLC | 19,009 | $2 |
| TWINBEECH CAPITAL LP | 17,900 | $2,127 |
| State of New Jersey Common Pension Fund D | 17,511 | $2,081 |
| TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY | 16,495 | $2 |
| CITIGROUP INC | 14,555 | $1,730 |
| MetLife Investment Management, LLC | 14,345 | $1,705 |
| 176 other institutions | 556,852 | $60,441 |