| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | PRICE (T.ROWE) ASSOCIATES INC | 3,003,696 | 9.36 | $68,003,677 | 30-Sep-09 | | ALGER (FRED) MANAGEMENT INC | 1,996,100 | 6.22 | $45,191,704 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,780,274 | 5.55 | $40,305,403 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,155,532 | 3.60 | $26,161,244 | 30-Sep-09 | | Clearbridge Advisors, LLC | 754,008 | 2.35 | $17,070,741 | 30-Sep-09 | | RAINIER INVESTMENT MANAGEMENT | 750,860 | 2.34 | $16,999,470 | 30-Sep-09 | | ALKEON CAPITAL MANAGEMENT LLC | 696,426 | 2.17 | $15,767,084 | 30-Sep-09 | | Ranger Investment Management, LP | 688,304 | 2.15 | $15,583,202 | 30-Sep-09 | | LORD ABBETT & CO | 652,581 | 2.03 | $14,774,433 | 30-Sep-09 | | FMR LLC | 4,655,832 | 14.51 | $105,408,036 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | PRICE (T.ROWE) NEW HORIZONS FUND | 1,069,100 | 3.33 | $24,204,424 | 30-Sep-09 | | PRICE (T.ROWE) SMALL-CAP VALUE FUND | 835,000 | 2.60 | $18,904,400 | 30-Sep-09 | | FIDELITY OTC PORTFOLIO | 773,885 | 2.41 | $17,520,756 | 30-Sep-09 | | FIDELITY CONTRAFUND INC | 726,900 | 2.27 | $16,457,016 | 30-Sep-09 | | Legg Mason Partners Small Cap Growth Fd | 644,755 | 2.01 | $14,597,253 | 30-Sep-09 | | Fidelity Small Cap Growth Fund | 494,639 | 1.54 | $8,656,182 | 31-Jul-09 | | ALGER SMALL CAP GROWTH INSTITUTIONAL PORTFOLIO | 487,150 | 1.52 | $8,525,125 | 31-Jul-09 | | ISHARES RUSSELL 2000 INDEX FD | 459,295 | 1.43 | $10,398,438 | 30-Sep-09 | | LORD ABBETT DEVELOPING GROWTH FUND | 434,696 | 1.35 | $7,607,180 | 31-Jul-09 | | ISHARES S&P SMALLCAP 600 INDEX FD | 410,700 | 1.28 | $8,928,618 | 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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