| 15.82913 % | BlackRock Institutional Trust Company, N.A. | 7,900,319 | -37,512 |  | 
| 12.51092 % | The Vanguard Group, Inc. | 6,244,198 | 24,297 |  | 
| 6.99624 % | Disciplined Growth Investors, Inc. | 3,491,824 | 102,481 |  | 
| 3.95613 % | State Street Global Advisors (US) | 1,974,502 | 28,246 |  | 
| 3.41326 % | Brown Capital Management, LLC | 1,703,557 | -92,601 |  | 
| 2.61443 % | Geneva Capital Management LLC | 1,304,863 | -5,353 |  | 
| 2.58334 % | Backbone Partners, L.L.C. | 1,289,343 | 0 |  | 
| 2.40896 % | Geode Capital Management, L.L.C. | 1,202,312 | 15,821 |  | 
| 2.07652 % | Dimensional Fund Advisors, L.P. | 1,036,393 | -14,640 |  | 
| 1.97532 % | Burgundy Asset Management Ltd. | 985,882 | 103,531 |  | 
| 1.76862 % | Riverbridge Partners, LLC | 882,716 | -129,268 |  | 
| 1.49847 % | BlackRock Financial Management, Inc. | 747,885 | 259,830 |  | 
| 1.18507 % | Norges Bank Investment Management (NBIM) | 591,466 | 18,419 |  | 
| 1.13897 % | Atlanta Capital Management Company, L.L.C. | 568,460 | 153,448 |  | 
| 1.10078 % | Charles Schwab Investment Management, Inc. | 549,400 | 13,722 |  | 
| 1.05436 % | New York State Common Retirement Fund | 526,230 | 0 |  | 
| 1.01343 % | Bedell (Jeffrey Allan) | 505,805 | 13,277 |  | 
| 1.00832 % | Arrowstreet Capital, Limited Partnership | 503,252 | 2,629 |  | 
| 0.97858 % | Trundle (Stephen S.) | 488,408 | 17,730 |  | 
| 0.93683 % | T. Rowe Price Investment Management, Inc. | 467,574 | -16,692 |  | 
| 0.92627 % | Fidelity Management & Research Company LLC | 462,300 | 8,418 |  | 
| 0.90026 % | Qube Research & Technologies Ltd | 449,321 | 70,782 |  | 
| 0.87598 % | Handelsbanken Kapitalförvaltning AB | 437,200 | 114,300 |  | 
| 0.87023 % | Northern Trust Investments, Inc. | 434,334 | -23,791 |  | 
| 0.84294 % | Goldman Sachs & Company, Inc. | 420,712 | -265,690 |  | 
| 0.81278 % | BNP Paribas Securities Corp. North America | 405,657 | 30,300 |  | 
| 0.71342 % | Wells Fargo Bank, N.A. | 356,066 | 1,686 |  | 
| 0.71324 % | D. F. Dent & Company, Inc. | 355,979 | 4,919 |  | 
| 0.70547 % | BlackRock Advisors (UK) Limited | 352,099 | 4,805 |  | 
| 0.67884 % | BlackRock Asset Management Ireland Limited | 338,808 | -71,260 |  | 
| 0.65019 % | PSP Investments | 324,511 | 13,923 |  | 
| 0.64815 % | BMO Capital Markets (US) | 323,494 | 3,540 |  | 
| 0.64148 % | Goldman Sachs Asset Management, L.P. | 320,165 | -543,988 |  | 
| 0.63723 % | Deutsche Asset Management Americas | 318,039 | 21,500 |  | 
| 0.63570 % | Connor, Clark & Lunn Investment Management Ltd. | 317,276 | 63,915 |  | 
| 0.55767 % | Nomura Securities Co., Ltd. | 278,335 | -17,181 |  | 
| 0.54000 % | Assenagon Asset Management S.A. | 269,512 | -34,466 |  | 
| 0.53905 % | Principal Global Investors (Equity) | 269,040 | -2,339 |  | 
| 0.50716 % | Centaurus Financial, Inc. | 253,125 | 7,454 |  | 
| 0.50616 % | Fisher Investments | 252,625 | -284 |  | 
| 0.50090 % | RBC Dominion Securities, Inc. | 250,000 | 250,000 |  | 
| 0.49849 % | Summit Creek Advisors LLC | 248,795 | -10,690 |  | 
| 0.49116 % | Mellon Investments Corporation | 245,136 | -6,763 |  | 
| 0.43807 % | Select Equity Group, L.P. | 218,641 | 18,207 |  | 
| 0.43622 % | BlackRock Investment Management, LLC | 217,718 | 74,975 |  | 
| 0.42713 % | Managed Account Advisors LLC | 213,182 | 5,432 |  | 
| 0.41995 % | BofA Global Research (US) | 209,595 | 37,500 |  | 
| 0.41985 % | Morgan Stanley Investment Management Inc. (US) | 209,545 | 172,975 |  | 
| 0.39245 % | Morgan Stanley & Co. LLC | 195,873 | -103,750 |  | 
| 0.38108 % | Invesco Capital Management LLC | 190,196 | 37,563 |  | 
| 0.38021 % | Northern Trust Global Investments | 189,762 | 19,896 |  | 
| 0.35757 % | Algert Global LLC | 178,462 | -39,423 |  | 
| 0.35584 % | Montanaro Asset Management Limited | 177,600 | 2,810 |  | 
| 0.35177 % | California Public Employees' Retirement System | 175,569 | -10,280 |  | 
| 0.33963 % | Evanson Asset Management, LLC | 169,511 | -275 |  | 
| 0.32200 % | Acadian Asset Management LLC | 160,708 | -107,954 |  | 
| 0.32196 % | Jacobs Levy Equity Management, Inc. | 160,689 | -28,464 |  | 
| 0.32069 % | Parametric Portfolio Associates LLC | 160,057 | -30,475 |  | 
| 0.31493 % | SEI Investments Management Corporation | 157,184 | -37,578 |  | 
| 0.31234 % | Fidelity Institutional Asset Management | 155,890 | -6,069 |  | 
| 0.30911 % | Motley Fool Wealth Management, LLC | 154,278 | -72,857 |  | 
| 0.30840 % | Tudor Investment Corporation | 153,923 | 96,150 |  | 
| 0.30430 % | Squarepoint Capital LLP | 151,875 | 25,020 |  | 
| 0.29540 % | Motley Fool Asset Management, LLC | 147,432 | -5,568 |  | 
| 0.29131 % | UBS Financial Services, Inc. | 145,393 | -90,113 |  | 
| 0.27677 % | Citadel Advisors LLC | 138,136 | 626 |  | 
| 0.27420 % | Barclays Bank PLC | 136,852 | 49,632 |  | 
| 0.27251 % | Rhumbline Advisers Ltd. Partnership | 136,012 | 2,522 |  | 
| 0.27238 % | Marshall Wace LLP | 135,943 | 95,138 |  | 
| 0.27102 % | Mercer Global Advisors, Inc. | 135,264 | -65 |  | 
| 0.26864 % | Legal & General Investment Management Ltd. | 134,077 | -54 |  | 
| 0.26240 % | AHL Partners LLP | 130,965 | 3,104 |  | 
| 0.25306 % | Landscape Capital Management, L.L.C. | 126,304 | 30,049 |  | 
| 0.24477 % | Lazard Asset Management, L.L.C. | 122,164 | 106,557 |  | 
| 0.24132 % | J.P. Morgan Securities LLC | 120,445 | -1,223 |  | 
| 0.23294 % | Balyasny Asset Management LP | 116,262 | -12,627 |  | 
| 0.22966 % | BlackRock Investment Management (UK) Ltd. | 114,621 | 51,165 |  | 
| 0.22259 % | Millennium Management LLC | 111,095 | 3,209 |  | 
| 0.22069 % | American Capital Management, Inc. | 110,144 | -9,188 |  | 
| 0.21727 % | Trexquant Investment LP | 108,439 | -39,454 |  | 
| 0.21562 % | McAdam (Timothy P) | 107,616 | 2,510 |  | 
| 0.21124 % | Two Sigma Investments, LP | 105,429 | 51,704 |  | 
| 0.20710 % | Nuveen LLC | 103,364 | 76,419 |  | 
| 0.20344 % | Columbia Threadneedle Investments (US) | 101,537 | -11,113 |  | 
| 0.20056 % | Cubist Systematic Strategies, LLC | 100,101 | 23,673 |  | 
| 0.19715 % | Envestnet Asset Management, Inc. | 98,400 | -17,105 |  | 
| 0.18380 % | BNY Mellon Asset Management | 91,737 | 2,861 |  | 
| 0.18052 % | Schweizerische Nationalbank | 90,100 | -900 |  | 
| 0.17581 % | Jane Street Capital, L.L.C. | 87,748 | -26,967 |  | 
| 0.16493 % | AQR Capital Management, LLC | 82,319 | 23,314 |  | 
| 0.16314 % | Seizert Capital Partners, L.L.C. | 81,425 | 1,808 |  | 
| 0.15898 % | Mirae Asset Global Investments (USA) LLC | 79,347 | -4,270 |  | 
| 0.15862 % | DWS Investments UK Limited | 79,168 | -5,326 |  | 
| 0.15419 % | Thematics Asset Management SAS | 76,954 | 1,219 |  | 
| 0.14884 % | Natixis Investment Managers SA | 74,284 | -3,155 |  | 
| 0.14427 % | Kerzner (Daniel) | 72,004 | 13,268 |  | 
| 0.14124 % | Russell Investments Trust Company | 70,493 | -9,610 |  | 
| 0.12943 % | CPP Investment Board | 64,600 | 62,500 |  | 
| 0.12569 % | Susquehanna International Group, LLP | 62,731 | 1,946 |  | 
| 0.12482 % | D. E. Shaw & Co., L.P. | 62,299 | 15,446 |  |