| 1 | AWM Investment Company, Inc. | 3,067,569 | $14.3M | 1.38% | Share |
| 2 | VANGUARD GROUP INC | 2,685,428 | $12.5M | 0.00% | Share |
| 3 | BlackRock, Inc. | 2,044,617 | $9.0M | 0.00% | Share |
| 4 | Pillsbury Lake Capital LLC | 1,729,132 | $8.1M | 2.82% | Share |
| 5 | Whetstone Capital Advisors, LLC | 1,520,055 | $7.1M | 2.21% | Share |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 1,159,913 | $5.0M | 0.00% | Share |
| 7 | BlackRock, Inc. | 1,274,765 | $5.0M | 0.00% | Share |
| 8 | ACADIAN ASSET MANAGEMENT LLC | 1,169,765 | $5.0M | 0.01% | Share |
| 9 | Connor, Clark & Lunn Investment Management Ltd. | 955,643 | $4.0M | 0.01% | Share |
| 10 | STATE STREET CORP | 1,059,890 | $4.0M | 0.00% | Share |
| 11 | RENAISSANCE TECHNOLOGIES LLC | 810,752 | $3.0M | 0.00% | Share |
| 12 | MILLENNIUM MANAGEMENT LLC | 652,675 | $3.0M | 0.00% | Share |
| 13 | OBERWEIS ASSET MANAGEMENT INC/ | 552,023 | $2.6M | 0.09% | Share |
| 14 | Point72 Asset Management, L.P. | 567,803 | $2.0M | 0.00% | Share |
| 15 | JPMORGAN CHASE & CO | 583,781 | $2.0M | 0.00% | Share |
| 16 | Qube Research & Technologies Ltd | 614,715 | $2.0M | 0.00% | Share |
| 17 | PEAK6 LLC | 614,800 | $2.0M | 0.00% | Call |
| 18 | LOS ANGELES CAPITAL MANAGEMENT LLC | 200,422 | $2.0M | 0.01% | Share |
| 19 | PRELUDE CAPITAL MANAGEMENT, LLC | 516,311 | $2.0M | 0.15% | Share |
| 20 | TWO SIGMA INVESTMENTS, LP | 431,173 | $2.0M | 0.00% | Share |
| 21 | VANGUARD GROUP INC | 388,594 | $1.8M | 0.00% | Share |
| 22 | P.A.W. CAPITAL CORP | 300,000 | $1.4M | 3.04% | Share |
| 23 | CastleKnight Management LP | 293,300 | $1.4M | 0.03% | Share |
| 24 | PERKINS CAPITAL MANAGEMENT INC | 278,775 | $1.3M | 1.03% | Share |
| 25 | NANO CAP NEW MILLENNIUM GROWTH FUND L P | 250,000 | $1.2M | 0.99% | Share |
| 26 | M&T BANK CORP | 3,950 | $1.0M | 0.00% | Share |
| 27 | GSA CAPITAL PARTNERS LLP | 299,218 | $1.0M | 0.09% | Share |
| 28 | TUDOR INVESTMENT CORP ET AL | 269,615 | $1.0M | 0.00% | Share |
| 29 | MARSHALL WACE, LLP | 225,111 | $1.0M | 0.00% | Share |
| 30 | D. E. Shaw & Co., Inc. | 378,564 | $1.0M | 0.00% | Share |
| 31 | LAZARD ASSET MANAGEMENT LLC | 298,151 | $1.0M | 0.00% | Share |
| 32 | MORGAN STANLEY | 313,089 | $1.0M | 0.00% | Share |
| 33 | BOOTHBAY FUND MANAGEMENT, LLC | 269,663 | $1.0M | 0.01% | Share |
| 34 | NORTHERN TRUST CORP | 408,342 | $1.0M | 0.00% | Share |
| 35 | Round Rock Advisors LLC | 91,406 | $958K | 0.14% | Share |
| 36 | Trexquant Investment LP | 204,280 | $951K | 0.01% | Share |
| 37 | UBS Group AG | 164,591 | $766K | 0.00% | Share |
| 38 | Universal- Beteiligungs- und Servicegesellschaft mbH | 150,000 | $712K | 0.00% | Share |
| 39 | Baader Bank Aktiengesellschaft | 150,000 | $699K | 0.05% | Share |
| 40 | PDT Partners, LLC | 103,976 | $484K | 0.03% | Share |
| 41 | LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | 93,868 | $437K | 0.03% | Share |
| 42 | Penbrook Management LLC | 71,350 | $332K | 0.23% | Share |
| 43 | Dynamic Technology Lab Private Ltd | 53,180 | $247K | 0.06% | Share |
| 44 | LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | 52,086 | $242K | 0.02% | Share |
| 45 | PharVision Advisers, LLC | 36,502 | $170K | 0.09% | Share |
| 46 | STONERIDGE INVESTMENT PARTNERS LLC | 36,518 | $170K | 0.12% | Share |
| 47 | LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | 34,230 | $159K | 0.01% | Share |
| 48 | Invesco Ltd. | 33,049 | $154K | 0.00% | Share |
| 49 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 3,457 | $144K | 0.00% | Share |
| 50 | Checchi Capital Advisers, LLC | 31,070 | $144K | 0.01% | Share |