| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | FMR LLC | 6,066,092 | 8.54 | $21,291,982 | 30-Sep-09 | | FIL LTD | 2,759,478 | 3.88 | $9,685,767 | 30-Sep-09 | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 2,253,617 | 3.17 | $7,910,195 | 30-Sep-09 | | Tricadia Capital Management, LLC | 1,779,035 | 2.50 | $6,244,412 | 30-Sep-09 | | JANUS CAPITAL MANAGEMENT, LLC | 1,256,399 | 1.77 | $4,409,960 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,198,293 | 1.69 | $4,206,008 | 30-Sep-09 | | EMS Capital LP | 1,175,000 | 1.65 | $4,124,250 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,087,085 | 1.53 | $3,815,668 | 30-Sep-09 | | Portolan Capital Management, LLC | 938,050 | 1.32 | $3,292,555 | 30-Sep-09 | | GENERAL ELECTRIC COMPANY | 882,834 | 1.24 | $3,098,747 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FIDELITY OTC PORTFOLIO | 2,196,300 | 3.09 | $7,709,013 | 30-Sep-09 | | BLAIR (WILLIAM) MUTUAL FUNDS, INC.-SMALL CAP GROWTH FUND | 1,888,407 | 2.66 | $6,628,308 | 30-Sep-09 | | FIDELITY DIVIDEND GROWTH FUND | 1,606,700 | 2.26 | $5,639,517 | 30-Sep-09 | | Fidelity Small Cap Opportunities Fund | 1,484,000 | 2.09 | $5,698,560 | 31-Jul-09 | | JANUS VENTURE FUND | 1,108,905 | 1.56 | $3,892,256 | 30-Sep-09 | | COLUMBIA ACORN FD | 830,444 | 1.17 | $3,022,816 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 479,438 | .67 | $1,682,827 | 30-Sep-09 | | VANGUARD SMALL-CAP INDEX FUND | 388,942 | .55 | $1,415,748 | 30-Jun-09 | | COLUMBIA ACORN USA FD | 334,296 | .47 | $1,216,837 | 30-Jun-09 | | Wanger Advisor Trust-Wanger USA, Variable Series | 313,200 | .44 | $1,140,048 | 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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