| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | FMR LLC | 2,400,641 | 8.38 | $147,807,466 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,473,131 | 5.14 | $90,700,675 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 1,125,000 | 3.93 | $69,266,250 | 30-Sep-09 | | BROWN CAPITAL MANAGEMENT, INC. | 954,539 | 3.33 | $58,770,966 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 818,342 | 2.86 | $50,385,316 | 30-Sep-09 | | Argyll Research, LLC | 630,000 | 2.20 | $38,789,100 | 30-Sep-09 | | ARTISAN PARTNERS LIMITED PARTNERSHIP | 619,500 | 2.16 | $38,142,615 | 30-Sep-09 | | EAGLE ASSET MANAGEMENT, INC. | 611,463 | 2.13 | $37,647,776 | 30-Sep-09 | | Invesco Ltd. | 583,012 | 2.04 | $35,896,048 | 30-Sep-09 | | TAMRO CAPITAL PARTNERS | 489,515 | 1.71 | $30,139,438 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FIDELITY CONTRAFUND INC | 1,964,985 | 6.86 | $119,903,384 | 31-Oct-09 | | COLUMBIA ACORN FD | 902,110 | 3.15 | $55,542,912 | 30-Sep-09 | | FIDELITY ADVISOR NEW INSIGHTS FUND | 337,900 | 1.18 | $20,618,658 | 31-Oct-09 | | Aston/Tamro Small Cap Fund | 323,215 | 1.13 | $17,767,128 | 31-Jul-09 | | ARTISAN MID-CAP FUND | 318,161 | 1.11 | $19,589,172 | 30-Sep-09 | | ISHARES RUSSELL 2000 INDEX FD | 303,360 | 1.06 | $18,046,886 | 30-Nov-09 | | BROWN CAPITAL MANAGEMENT SMALL COMPANY FUND | 300,673 | 1.05 | $17,126,334 | 30-Jun-09 | | AIM SMALL CAP GROWTH FUND | 283,216 | .99 | $17,437,609 | 30-Sep-09 | | SENTINEL SMALL COMPANY FUND | 250,000 | .87 | $15,255,000 | 31-Oct-09 | | ISHARES S&P SMALLCAP 600 INDEX FD | 244,407 | .85 | $14,913,715 | 31-Oct-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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