| 1 | CAPITAL MANAGEMENT CORP /VA | 540,341 | $21.8M | 3.57% | Share |
| 2 | Mink Brook Asset Management LLC | 380,493 | $15.3M | 9.69% | Share |
| 3 | North Star Investment Management Corp. | 252,624 | $10.2M | 0.64% | Share |
| 4 | VANGUARD GROUP INC | 158,342 | $6.4M | 0.00% | Share |
| 5 | DIMENSIONAL FUND ADVISORS LP | 162,205 | $6.0M | 0.00% | Share |
| 6 | ROYCE & ASSOCIATES LP | 147,403 | $5.9M | 0.06% | Share |
| 7 | BARD ASSOCIATES INC | 109,303 | $4.4M | 1.13% | Share |
| 8 | BlackRock, Inc. | 108,381 | $4.0M | 0.00% | Share |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 116,107 | $4.0M | 0.01% | Share |
| 10 | Mork Capital Management, LLC | 60,000 | $2.4M | 1.48% | Share |
| 11 | ACADIAN ASSET MANAGEMENT LLC | 51,081 | $2.0M | 0.00% | Share |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 65,218 | $2.0M | 0.00% | Share |
| 13 | AE Wealth Management LLC | 34,641 | $1.4M | 0.01% | Share |
| 14 | FIRST MANHATTAN CO. LLC. | 29,205 | $1.0M | 0.00% | Share |
| 15 | AMERICAN CENTURY COMPANIES INC | 45,823 | $1.0M | 0.00% | Share |
| 16 | BlackRock, Inc. | 40,654 | $1.0M | 0.00% | Share |
| 17 | ENVESTNET ASSET MANAGEMENT INC | 35,099 | $1.0M | 0.00% | Share |
| 18 | Bank of New York Mellon Corp | 26,160 | $1.0M | 0.00% | Share |
| 19 | BROWN BROTHERS HARRIMAN & CO | 33,370 | $1.0M | 0.01% | Share |
| 20 | STATE STREET CORP | 40,372 | $1.0M | 0.00% | Share |
| 21 | VANGUARD GROUP INC | 21,078 | $849K | 0.00% | Share |
| 22 | Nantahala Capital Management, LLC | 20,427 | $823K | 0.03% | Share |
| 23 | Indivisible Partners | 13,951 | $562K | 0.06% | Share |
| 24 | UBS Group AG | 12,690 | $511K | 0.00% | Share |
| 25 | Advyzon Investment Management, LLC | 12,484 | $503K | 0.06% | Share |
| 26 | RITHOLTZ WEALTH MANAGEMENT | 10,697 | $431K | 0.01% | Share |
| 27 | Teton Advisors, LLC | 10,000 | $403K | 0.28% | Share |
| 28 | Manatuck Hill Partners, LLC | 6,855 | $276K | 0.10% | Share |
| 29 | VANGUARD GROUP INC | 1,758 | $70K | 0.00% | Share |
| 30 | UBS Group AG | 188 | $7K | 0.00% | Share |
| 31 | CWM, LLC | 40 | $2K | 0.00% | Share |
| 32 | COMERICA BANK | 61 | $2K | 0.00% | Share |
| 33 | Covestor Ltd | 24 | $1K | 0.00% | Share |
| 34 | DIMENSIONAL FUND ADVISORS LP | 945 | $0 | 0.00% | Share |
| 35 | DIMENSIONAL FUND ADVISORS LP | 300 | $0 | 0.00% | Share |
| 36 | DIMENSIONAL FUND ADVISORS LP | 8,275 | $0 | 0.00% | Share |
| 37 | NEW YORK STATE COMMON RETIREMENT FUND | 2,500 | $0 | 0.00% | Share |
| 38 | Wilmington Savings Fund Society, FSB | 4,700 | $0 | 0.00% | Share |
| 39 | Ameritas Investment Partners, Inc. | 339 | $0 | 0.00% | Share |
| 40 | LOS ANGELES CAPITAL MANAGEMENT LLC | 2,274 | $0 | 0.00% | Share |
| 41 | ROTHSCHILD INVESTMENT LLC | 1 | $0 | 0.00% | Share |
| 42 | GOLDMAN SACHS GROUP INC | 5,314 | $0 | 0.00% | Share |
| 43 | IFP Advisors, Inc | 2 | $0 | 0.00% | Share |
| 44 | GEODE CAPITAL MANAGEMENT, LLC | 10,884 | $0 | 0.00% | Share |
| 45 | RHUMBLINE ADVISERS | 2,377 | $0 | 0.00% | Share |
| 46 | Sterling Capital Management LLC | 194 | $0 | 0.00% | Share |
| 47 | ROYAL BANK OF CANADA | 19,164 | $0 | 0.00% | Share |
| 48 | ROYAL BANK OF CANADA | 27 | $0 | 0.00% | Share |
| 49 | FMR LLC | 33 | $0 | 0.00% | Share |
| 50 | FMR LLC | 643 | $0 | 0.00% | Share |