| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Ameriprise Financial, Inc. | 1,501,267 | 6.93 | $16,483,911 | 30-Sep-09 | | Capital Research Global Investors | 825,000 | 3.81 | $9,058,500 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 537,556 | 2.48 | $5,902,364 | 30-Sep-09 | | SYSTEMATIC FINANCIAL MANAGEMENT, L.P. | 520,070 | 2.40 | $5,710,368 | 30-Sep-09 | | LORD ABBETT & CO | 502,700 | 2.32 | $5,519,646 | 30-Sep-09 | | INDEPENDENCE INVESTMENT LLC/MA . | 484,802 | 2.24 | $3,059,100 | 31-Mar-09 | | RENAISSANCE TECHNOLOGIES, LLC | 469,000 | 2.17 | $5,149,620 | 30-Sep-09 | | SiVest Group, Inc. | 454,700 | 2.10 | $4,992,606 | 30-Sep-09 | | FIRSTHAND CAPITAL MANAGEMENT, INC. | 454,700 | 2.10 | $3,864,950 | 30-Jun-09 | | TECHNOLOGY CROSSOVER MANAGEMENT IV,L.L.C. | 4,272,200 | 19.72 | $46,908,756 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | SMALLCAP WORLD FUND | 825,000 | 3.81 | $7,012,500 | 30-Jun-09 | | FIRSTHAND FUNDS-TECHNOLOGY VALUE FUND | 454,700 | 2.10 | $3,864,950 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 232,862 | 1.08 | $2,556,824 | 30-Sep-09 | | RS Investment Trust-Technology Fund | 183,450 | .85 | $2,014,281 | 30-Sep-09 | | PERRITT MICROCAP OPPORTUNITIES FUND | 170,000 | .78 | $1,866,600 | 30-Sep-09 | | BRIDGEWAY FDS INC-ULTRA SMALL COMPANY MARKET FD | 154,000 | .71 | $1,309,000 | 30-Jun-09 | | AMERICAN CENTURY NEW OPPORTUNITIES II FUND | 134,126 | .62 | $1,472,703 | 30-Sep-09 | | LORD ABBETT SECURITIES TRUST-MICRO-CAP VALUE FUND | 122,200 | .56 | $1,165,788 | 31-Jul-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 119,611 | .55 | $1,016,693 | 30-Jun-09 | | ISHARES RUSSELL 2000 GROWTH INDEX FD | 112,522 | .52 | $1,235,491 | 30-Sep-09 |
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Value shown is computed using the security's price on the report date given.
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