| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | MORGAN STANLEY | 2,705,474 | 8.68 | $4,085,265 | 30-Sep-09 | | COGHILL CAPITAL MANAGEMENT, LLC | 2,685,334 | 8.62 | $4,054,854 | 30-Sep-09 | | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 2,071,019 | 6.65 | $3,127,238 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 1,578,227 | 5.07 | $2,383,122 | 30-Sep-09 | | HARRISON, WALTER F. III | 968,850 | 3.11 | $1,462,963 | 30-Sep-09 | | Shannon River Fund Management Co., LLC | 3,123,860 | 10.03 | $4,717,028 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 497,644 | 1.60 | $751,442 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 445,006 | 1.43 | $671,959 | 30-Sep-09 | | Elkhorn Partners Limited Partnership | 351,882 | 1.13 | $531,341 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 203,400 | .65 | $307,134 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | JACOB INTERNET FUND | 736,632 | 2.36 | $1,156,512 | 30-Jun-09 | | DFA U.S. SMALL CAP VALUE SERIES | 715,381 | 2.30 | $686,765 | 30-Apr-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 321,267 | 1.03 | $504,389 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 161,537 | .52 | $253,613 | 30-Jun-09 | | DFA Tax Managed U.S. Targeted Value Port | 95,388 | .31 | $151,666 | 31-Jul-09 | | ISHARES Russell Micro Cap (TM) Index Fund | 59,265 | .19 | $89,490 | 30-Sep-09 | | DFA TAX-MANAGED U.S. SMALL CAP PORTFOLIO | 46,147 | .15 | $73,373 | 31-Jul-09 | | DFA TAX MANAGED U.S. MARKETWIDE VALUE SERIES | 28,505 | .09 | $27,364 | 30-Apr-09 | | SPARTAN EXTENDED MARKET INDEX FUND | 26,946 | .09 | $40,688 | 30-Sep-09 | | DFA U.S. Core Equity 2 Portfolio | 18,149 | .06 | $17,423 | 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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