| 1 | STEPHENS INC /AR/ | 839,308 | $43.9M | 0.55% | Share |
| 2 | Granahan Investment Management, LLC | 787,108 | $41.2M | 1.76% | Share |
| 3 | Hood River Capital Management LLC | 589,511 | $30.8M | 0.34% | Share |
| 4 | 12 West Capital Management LP | 541,415 | $28.3M | 3.37% | Share |
| 5 | FMR LLC | 399,223 | $20.0M | 0.00% | Share |
| 6 | BALYASNY ASSET MANAGEMENT L.P. | 366,792 | $19.0M | 0.02% | Share |
| 7 | VANGUARD GROUP INC | 329,905 | $17.3M | 0.00% | Share |
| 8 | AMERIPRISE FINANCIAL INC | 278,889 | $14.0M | 0.00% | Share |
| 9 | BlackRock, Inc. | 249,378 | $13.0M | 0.00% | Share |
| 10 | TWO SIGMA INVESTMENTS, LP | 222,145 | $11.0M | 0.02% | Share |
| 11 | Portolan Capital Management, LLC | 190,796 | $10.0M | 0.53% | Share |
| 12 | BlackRock, Inc. | 183,183 | $9.0M | 0.00% | Share |
| 13 | Pillsbury Lake Capital LLC | 153,574 | $8.0M | 2.81% | Share |
| 14 | DIMENSIONAL FUND ADVISORS LP | 154,432 | $8.0M | 0.00% | Share |
| 15 | TWO SIGMA ADVISERS, LP | 164,400 | $8.0M | 0.02% | Share |
| 16 | MILLENNIUM MANAGEMENT LLC | 168,820 | $8.0M | 0.00% | Share |
| 17 | UBS Group AG | 138,255 | $7.2M | 0.00% | Share |
| 18 | FRED ALGER MANAGEMENT, LLC | 145,478 | $7.0M | 0.03% | Share |
| 19 | STATE STREET CORP | 139,423 | $7.0M | 0.00% | Share |
| 20 | WASATCH ADVISORS LP | 126,358 | $6.6M | 0.04% | Share |
| 21 | Meros Investment Management, LP | 126,256 | $6.6M | 2.62% | Share |
| 22 | GEODE CAPITAL MANAGEMENT, LLC | 133,659 | $6.0M | 0.00% | Share |
| 23 | Granite Investment Partners, LLC | 109,300 | $5.7M | 0.34% | Share |
| 24 | SEGALL BRYANT & HAMILL, LLC | 99,315 | $5.2M | 0.07% | Share |
| 25 | Verition Fund Management LLC | 103,300 | $5.0M | 0.02% | Share |
| 26 | MAVERICK CAPITAL LTD | 101,295 | $5.0M | 0.05% | Share |
| 27 | Ranger Investment Management, L.P. | 85,060 | $4.5M | 0.31% | Share |
| 28 | LAZARD ASSET MANAGEMENT LLC | 88,872 | $4.0M | 0.01% | Share |
| 29 | ROYCE & ASSOCIATES LP | 71,015 | $3.7M | 0.04% | Share |
| 30 | MARSHALL WACE, LLP | 60,594 | $3.0M | 0.00% | Share |
| 31 | BANK OF AMERICA CORP /DE/ | 72,746 | $3.0M | 0.00% | Share |
| 32 | JPMORGAN CHASE & CO | 72,963 | $3.0M | 0.00% | Share |
| 33 | MOODY NATIONAL BANK TRUST DIVISION | 55,621 | $2.9M | 0.28% | Share |
| 34 | Ophir Asset Management Pty Ltd | 55,193 | $2.9M | 0.32% | Share |
| 35 | Pacifica Capital Investments, LLC | 43,900 | $2.3M | 0.63% | Share |
| 36 | VANGUARD GROUP INC | 43,289 | $2.3M | 0.00% | Share |
| 37 | JPMORGAN CHASE & CO | 45,649 | $2.0M | 0.00% | Share |
| 38 | Russell Investments Group, Ltd. | 43,841 | $2.0M | 0.00% | Share |
| 39 | NORTHERN TRUST CORP | 38,240 | $2.0M | 0.00% | Share |
| 40 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 53,172 | $2.0M | 0.00% | Share |
| 41 | Squarepoint Ops LLC | 55,237 | $2.0M | 0.00% | Share |
| 42 | GOLDMAN SACHS GROUP INC | 49,493 | $2.0M | 0.00% | Share |
| 43 | KING LUTHER CAPITAL MANAGEMENT CORP | 46,464 | $2.0M | 0.01% | Share |
| 44 | JANE STREET GROUP, LLC | 49,522 | $2.0M | 0.00% | Share |
| 45 | NORTHERN TRUST CORP | 50,293 | $2.0M | 0.00% | Share |
| 46 | WESBANCO BANK INC | 30,300 | $1.6M | 0.04% | Share |
| 47 | Manatuck Hill Partners, LLC | 25,000 | $1.3M | 0.46% | Share |
| 48 | PRELUDE CAPITAL MANAGEMENT, LLC | 24,262 | $1.0M | 0.07% | Share |
| 49 | Redmond Asset Management, LLC | 24,712 | $1.0M | 0.26% | Share |
| 50 | BlackRock, Inc. | 19,327 | $1.0M | 0.00% | Share |