| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | TIMES SQUARE CAPITAL MANAGEMENT | 1,457,200 | 5.91 | $41,850,784 | 30-Sep-09 | | JANUS CAPITAL MANAGEMENT, LLC | 1,425,393 | 5.78 | $40,937,286 | 30-Sep-09 | | RUANE, CUNNIFF & GOLDFARB INC. | 1,283,360 | 5.20 | $36,858,099 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,211,112 | 4.91 | $34,783,136 | 30-Sep-09 | | WASATCH ADVISORS INC | 1,126,430 | 4.57 | $32,351,069 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 886,895 | 3.60 | $25,471,624 | 30-Sep-09 | | RIVERBRIDGE PARTNERS LLC | 866,813 | 3.51 | $24,894,869 | 30-Sep-09 | | Champlain Investment Partners, LLC | 834,060 | 3.38 | $23,954,203 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 722,050 | 2.93 | $20,737,276 | 30-Sep-09 | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 3,312,474 | 13.43 | $95,134,253 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | SMALLCAP WORLD FUND | 1,601,200 | 6.49 | $38,813,088 | 30-Jun-09 | | JANUS VENTURE FUND | 1,262,650 | 5.12 | $36,263,308 | 30-Sep-09 | | BARON SMALL CAP FUND | 850,000 | 3.45 | $20,604,000 | 30-Jun-09 | | BLAIR (WILLIAM) MUTUAL FUNDS, INC.-SMALL CAP GROWTH FUND | 545,885 | 2.21 | $15,677,817 | 30-Sep-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 485,900 | 1.97 | $13,955,048 | 30-Sep-09 | | WADDELL & REED ADVISORS FDS-SMALL CAP FUND | 470,212 | 1.91 | $11,397,938 | 30-Jun-09 | | WASATCH SMALL CAP GROWTH FUND | 364,580 | 1.48 | $8,837,419 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 357,780 | 1.45 | $10,275,441 | 30-Sep-09 | | VANGUARD SMALL-CAP INDEX FUND | 282,826 | 1.15 | $6,855,702 | 30-Jun-09 | | Managers AMG Funds-Timessquare Small Cap Growth Fund | 280,000 | 1.14 | $8,041,600 | 30-Sep-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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