| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | STRAUS CAPITAL MANAGEMENT LLC | 500,000 | 5.47 | $1,660,000 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 272,459 | 2.98 | $904,563 | 30-Sep-09 | | Ironwood Investment Management, LLC | 196,578 | 2.15 | $652,638 | 30-Sep-09 | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 1,198,405 | 13.11 | $3,978,704 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 175,464 | 1.92 | $582,540 | 30-Sep-09 | | PA COMMONWEALTH OF PUBLIC SCHOOL EMPLOYEES RETIREMENT SY | 139,017 | 1.52 | $461,536 | 30-Sep-09 | | AQR CAPITAL MANAGEMENT, LLC | 109,524 | 1.20 | $363,619 | 30-Sep-09 | | U.S. BANCORP (MINNESOTA) | 38,552 | .42 | $127,992 | 30-Sep-09 | | CNH PARTNERS LLC | 26,354 | .29 | $87,495 | 30-Sep-09 | | CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM) | 18,200 | .20 | $61,152 | 30-Jun-09 |
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| Holder | Shares | % Out | Value* | Reported | | BLAIR (WILLIAM) MUTUAL FUNDS, INC.-SMALL CAP GROWTH FUND | 1,042,992 | 11.41 | $3,462,733 | 30-Sep-09 | | DFA U.S. SMALL CAP VALUE SERIES | 63,930 | .70 | $134,253 | 30-Apr-09 | | BRIDGEWAY FDS INC-ULTRA SMALL COMPANY MARKET FD | 35,640 | .39 | $119,750 | 30-Jun-09 | | DFA U.S. Core Equity 2 Portfolio | 5,400 | .06 | $11,340 | 30-Apr-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 2,500 | .03 | $8,400 | 30-Jun-09 | | DFA U.S. Vector Equity Portfolio | 2,493 | .03 | $5,235 | 30-Apr-09 | | SA FDS INV TR-U.S. SMALL COMPANY FD | 1,540 | .02 | $5,174 | 30-Jun-09 | | DFA U.S. Core Equity 1 Portfolio | 1,300 | .01 | $2,730 | 30-Apr-09 | | DFA TAX-MANAGED U.S. SMALL CAP PORTFOLIO | 1,049 | .01 | $3,786 | 31-Jul-09 | | DFA TAX MANAGED U.S. EQUITY SERIES | 800 | .01 | $1,680 | 30-Apr-09 |
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Value shown is computed using the security's price on the report date given.
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