| CAPITAL MANAGEMENT CORP /VA | 474,147 | $22.6m | 3.4% |
| Mink Brook Asset Management LLC | 380,643 | $18.2m | 8.0% |
| North Star Investment Management Corp. | 247,653 | $11.8m | 0.6% |
| BlackRock, Inc. | 179,760 | $8.6m | 0.0% |
| DIMENSIONAL FUND ADVISORS LP | 177,131 | $8.5m | 0.0% |
| ROYCE & ASSOCIATES LP | 146,403 | $7.0m | 0.1% |
| VANGUARD CAPITAL MANAGEMENT LLC | 145,118 | $6.9m | 0.0% |
| RENAISSANCE TECHNOLOGIES LLC | 109,607 | $5.2m | 0.0% |
| BARD ASSOCIATES INC | 108,195 | $5.2m | 1.1% |
| GEODE CAPITAL MANAGEMENT, LLC | 83,814 | $4.0m | 0.0% |
| ACADIAN ASSET MANAGEMENT LLC | 77,935 | $3.7m | 0.0% |
| Mork Capital Management, LLC | 70,000 | $3.3m | 2.1% |
| AMERICAN CENTURY COMPANIES INC | 45,677 | $2.2m | 0.0% |
| STATE STREET CORP | 41,585 | $2.0m | 0.0% |
| Nantahala Capital Management, LLC | 40,854 | $1.9m | 0.0% |
| Diamond Hill Capital Management, LLC (Investment Advisor) | 34,092 | $1.6m | 0.0% |
| BROWN BROTHERS HARRIMAN & CO | 33,370 | $1.6m | 0.0% |
| ENVESTNET ASSET MANAGEMENT INC | 32,676 | $1.6m | 0.0% |
| Bank of New York Mellon Corp | 31,613 | $1.5m | 0.0% |
| NORTHERN TRUST CORP | 26,419 | $1.3m | 0.0% |
| FIRST MANHATTAN CO. LLC. | 26,217 | $1.3m | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 23,322 | $1.1m | 0.0% |
| VANGUARD FIDUCIARY TRUST CO | 22,450 | $1.1m | 0.0% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 21,511 | $1.0m | 0.0% |
| ROYAL BANK OF CANADA | 20,269 | $967,000 | 0.0% |