| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | WELLINGTON MANAGEMENT COMPANY, LLP | 2,283,315 | 8.89 | $37,971,528 | 30-Sep-09 | | DARUMA ASSET MANAGEMENT | 2,239,050 | 8.72 | $37,235,401 | 30-Sep-09 | | ALGER (FRED) MANAGEMENT INC | 1,885,959 | 7.35 | $31,363,498 | 30-Sep-09 | | ALYDAR PARTNERS, LLC | 1,540,000 | 6.00 | $25,610,200 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 1,254,661 | 4.89 | $20,865,012 | 30-Sep-09 | | BlackRock Advisors, LLC | 841,100 | 3.28 | $13,987,493 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 739,644 | 2.88 | $12,300,279 | 30-Sep-09 | | Cortina Asset Management, LLC | 720,750 | 2.81 | $11,986,072 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 708,760 | 2.76 | $11,786,678 | 30-Sep-09 | | WELLS FARGO & COMPANY | 3,521,748 | 13.72 | $58,566,669 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | PRICE (T.ROWE) NEW HORIZONS FUND | 971,900 | 3.79 | $16,162,697 | 30-Sep-09 | | Wells Fargo Advantage Small Cap Growth Fd | 960,051 | 3.74 | $13,536,719 | 31-Oct-09 | | Wells Fargo Advantage Growth Fd | 581,000 | 2.26 | $8,192,100 | 31-Oct-09 | | BLACKROCK FUNDS-SMALL CAP GROWTH EQUITY PORTFOLIO | 538,600 | 2.10 | $7,513,470 | 30-Jun-09 | | ALGER MIDCAP GROWTH INSTITUTIONAL PORTFOLIO | 308,300 | 1.20 | $4,951,298 | 31-Jul-09 | | ISHARES RUSSELL 2000 INDEX FD | 277,182 | 1.08 | $3,908,266 | 31-Oct-09 | | VANGUARD SMALL-CAP INDEX FUND | 229,417 | .89 | $3,200,367 | 30-Jun-09 | | Blackrock Master Tr-Blackrock Master Small Cap Growth Port | 199,000 | .78 | $2,877,540 | 31-Aug-09 | | ALGER SMALL CAP GROWTH INSTITUTIONAL PORTFOLIO | 194,500 | .76 | $3,123,670 | 31-Jul-09 | | Wells Fargo Advantage Var Tr-Small Cap Growth Fd | 189,480 | .74 | $2,671,668 | 31-Oct-09 |
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Value shown is computed using the security's price on the report date given.
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