| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | FMR LLC | 952,368 | 6.22 | $32,485,272 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 375,300 | 2.45 | $12,801,483 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 365,557 | 2.39 | $12,469,149 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 332,994 | 2.18 | $11,358,425 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 274,549 | 1.79 | $9,364,866 | 30-Sep-09 | | RIVERBRIDGE PARTNERS LLC | 176,289 | 1.15 | $6,013,217 | 30-Sep-09 | | STATE STREET CORPORATION | 126,735 | .83 | $4,322,930 | 30-Sep-09 | | NORTHERN TRUST CORPORATION | 123,664 | .81 | $4,218,179 | 30-Sep-09 | | R R PARTNERS LP | 120,600 | .79 | $4,113,666 | 30-Sep-09 | | ALYDAR PARTNERS, LLC | 72,964 | .48 | $2,488,802 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FIDELITY NORTH STAR FUND | 888,861 | 5.81 | $25,616,974 | 31-Oct-09 | | DFA U.S. MICRO CAP SERIES | 156,272 | 1.02 | $5,211,671 | 31-Jul-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 82,835 | .54 | $2,462,684 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 80,869 | .53 | $2,595,086 | 30-Nov-09 | | VANGUARD SMALL-CAP INDEX FUND | 74,863 | .49 | $2,225,676 | 30-Jun-09 | | DFA U.S. SMALL CAP SERIES | 51,660 | .34 | $1,722,861 | 31-Jul-09 | | VANGUARD SMALL-CAP GROWTH INDEX FUND | 50,816 | .33 | $1,733,333 | 30-Sep-09 | | ISHARES RUSSELL 2000 GROWTH INDEX FD | 45,565 | .30 | $1,462,180 | 30-Nov-09 | | COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT | 43,987 | .29 | $1,307,733 | 30-Jun-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 25,300 | .17 | $752,169 | 30-Jun-09 |
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*
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Value shown is computed using the security's price on the report date given.
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