| ZEVENBERGEN CAPITAL INVESTMENTS LLC | 2,356,246 | $439,440 |
| FRANKLIN STREET ADVISORS INC /NC | 710,616 | $132,530 |
| Azimuth Capital Investment Management LLC | 575,144 | $107,264 |
| FORBES J M & CO LLP | 412,326 | $76,899 |
| MITCHELL CAPITAL MANAGEMENT CO | 263,218 | $49,090 |
| SlateStone Wealth, LLC | 255,614 | $48 |
| SVB WEALTH LLC | 248,106 | $46,272 |
| CCM INVESTMENT ADVISERS LLC | 212,982 | $39,721 |
| Broadleaf Partners, LLC | 188,130 | $35,086 |
| Ancora Advisors LLC | 180,483 | $33,660 |
| Private Capital Advisors, Inc. | 177,777 | $33,155 |
| Ramsay, Stattman, Vela & Price, Inc. | 171,237 | $31,936 |
| COZAD ASSET MANAGEMENT INC | 167,435 | $31,227 |
| Brick & Kyle, Associates | 163,676 | $31 |
| L & S Advisors Inc | 150,349 | $28,040 |
| GLOBALT Investments LLC / GA | 140,062 | $26,122 |
| DOHENY ASSET MANAGEMENT /CA | 95,902 | $18 |
| Legato Capital Management LLC | 82,757 | $15,434 |
| S&CO INC | 79,944 | $15 |
| CHICKASAW CAPITAL MANAGEMENT LLC | 64,120 | $12 |
| BAHL & GAYNOR INC | 42,590 | $7,943 |
| NORTHSTAR ASSET MANAGEMENT LLC | 40,440 | $7,542 |
| EVERETT HARRIS & CO /CA/ | 38,344 | $7,151 |
| BARR E S & CO | 34,840 | $6,498 |
| WORMSER FRERES GESTION | 34,783 | $6,489 |
| Calydon Capital | 33,232 | $6,198 |
| BERKSHIRE ASSET MANAGEMENT LLC/PA | 24,697 | $4,606 |
| ELCO Management Co., LLC | 20,730 | $3,866 |
| Curbstone Financial Management Corp | 19,408 | $3,620 |
| Sageworth Trust Co | 18,339 | $3,420 |
| BIRMINGHAM CAPITAL MANAGEMENT CO INC/AL | 17,225 | $3,212 |
| Corundum Group, Inc. | 16,478 | $3,073 |
| Pinnacle Holdings, LLC | 15,031 | $2,803 |
| VAUGHAN DAVID INVESTMENTS LLC/IL | 12,028 | $2 |
| DUMONT & BLAKE INVESTMENT ADVISORS LLC | 11,579 | $2 |
| MAGNOLIA CAPITAL MANAGEMENT LTD | 9,600 | $2 |
| Mengis Capital Management, Inc. | 8,225 | $1,534 |
| DF DENT & CO INC | 6,642 | $1,239 |
| M. Kraus & Co | 6,515 | $1,215 |
| Lipe & Dalton | 3,951 | $1 |
| VESTOR CAPITAL, LLC | 3,700 | $58 |
| AUXIER ASSET MANAGEMENT LLC | 2,887 | $538 |
| CHECK CAPITAL MANAGEMENT INC/CA | 2,117 | $395 |
| ISTHMUS PARTNERS, LLC | 1,749 | $326 |
| JOHN G ULLMAN & ASSOCIATES INC | 1,596 | $298 |
| NFC Investments, LLC | 1,514 | $0 |
| Lesa Sroufe & Co | 1,483 | $0 |
| SENTINEL TRUST CO LBA | 1,322 | $0 |
| TEACHERS INSURANCE & ANNUITY ASSOCIATION OF AMERICA | 150 | $28 |