| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 1,141,965 | 8.86 | $13,315,311 | 30-Sep-09 | | ZESIGER CAPITAL GROUP LLC | 1,070,935 | 8.31 | $12,487,102 | 30-Sep-09 | | BANK OF AMERICA CORPORATION | 956,988 | 7.43 | $11,158,480 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 738,391 | 5.73 | $8,609,639 | 30-Sep-09 | | KENNEDY CAPITAL MANAGEMENT, INC. | 419,336 | 3.25 | $4,889,457 | 30-Sep-09 | | Visium Asset Management | 400,000 | 3.10 | $4,664,000 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 378,298 | 2.94 | $4,410,954 | 30-Sep-09 | | BRIDGEWAY CAPITAL MANAGEMENT, INC. | 360,610 | 2.80 | $4,204,712 | 30-Sep-09 | | NUMERIC INVESTORS, LLC | 297,145 | 2.31 | $3,464,710 | 30-Sep-09 | | FMR LLC | 1,848,074 | 14.34 | $21,548,542 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | BLAIR (WILLIAM) MUTUAL FUNDS, INC.-SMALL CAP GROWTH FUND | 995,593 | 7.73 | $11,608,614 | 30-Sep-09 | | Fidelity Small Cap Opportunities Fund | 567,000 | 4.40 | $5,976,180 | 31-Jul-09 | | Fidelity Small Cap Value Fund | 520,235 | 4.04 | $5,483,276 | 31-Jul-09 | | Fidelity Small Cap Growth Fund | 393,800 | 3.06 | $4,150,652 | 31-Jul-09 | | Columbia Fds Ser Tr I-Columbia Small Cap Core Fd | 388,905 | 3.02 | $4,258,509 | 30-Jun-09 | | FIDELITY SMALL CAP DISCOVERY FUND | 363,589 | 2.82 | $3,832,228 | 31-Jul-09 | | JANUS VENTURE FUND | 229,805 | 1.78 | $2,679,526 | 30-Sep-09 | | BRIDGEWAY FDS INC-ULTRA SMALL COMPANY MARKET FD | 221,700 | 1.72 | $2,427,615 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 155,579 | 1.21 | $1,814,051 | 30-Sep-09 | | DFA U.S. SMALL CAP VALUE SERIES | 145,675 | 1.13 | $1,430,528 | 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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