| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | LORD ABBETT & CO | 940,456 | 2.87 | $11,163,212 | 30-Sep-09 | | FMR LLC | 3,962,333 | 12.09 | $47,032,892 | 30-Sep-09 | | COLUMBUS CIRCLE INVESTORS | 631,510 | 1.93 | $7,496,023 | 30-Sep-09 | | PIONEER INVESTMENT MANAGEMENT INC. | 545,354 | 1.66 | $6,473,351 | 30-Sep-09 | | JANUS CAPITAL MANAGEMENT, LLC | 500,000 | 1.53 | $5,935,000 | 30-Sep-09 | | NEUBERGER BERMAN GROUP, LLC | 400,200 | 1.22 | $4,750,374 | 30-Sep-09 | | Crestwood Capital Management, L.P. | 360,000 | 1.10 | $4,273,200 | 30-Sep-09 | | TURNER INVESTMENT PARTNERS, INC. | 311,728 | .95 | $3,700,211 | 30-Sep-09 | | WALL STREET ASSOCIATES | 295,600 | .90 | $3,508,772 | 30-Sep-09 | | OPPENHEIMER FUNDS, INC. | 250,350 | .76 | $2,971,654 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FIDELITY CONTRAFUND INC | 3,221,689 | 9.83 | $28,801,899 | 31-Oct-09 | | FIDELITY ADVISOR NEW INSIGHTS FUND | 630,800 | 1.92 | $5,639,352 | 31-Oct-09 | | Pioneer Growth Opportunities Fund | 454,062 | 1.38 | $5,389,715 | 30-Sep-09 | | JANUS VENTURE FUND | 441,450 | 1.35 | $5,240,011 | 30-Sep-09 | | Neuberger & Berman Small Cap Growth Fund | 314,000 | .96 | $2,807,160 | 31-Oct-09 | | OPPENHEIMER DISCOVERY FUND | 234,400 | .71 | $2,782,328 | 30-Sep-09 | | FIDELITY NEW MILLENNIUM FUND | 200,000 | .61 | $1,788,000 | 31-Oct-09 | | ISHARES RUSSELL 2000 INDEX FD | 120,161 | .37 | $1,074,239 | 31-Oct-09 | | FIDELITY INDEPENDENCE FUND | 110,700 | .34 | $989,658 | 31-Oct-09 | | SATUIT CAPITAL MICRO CAP FUND | 108,300 | .33 | $712,614 | 31-Jul-09 |
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Value shown is computed using the security's price on the report date given.
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