| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | LORD ABBETT & CO | 2,082,025 | 3.36 | $22,964,735 | 30-Sep-09 | | TAMRO CAPITAL PARTNERS | 2,042,979 | 3.30 | $22,534,058 | 30-Sep-09 | | TCW GROUP, INC. (THE) | 1,881,094 | 3.04 | $20,748,466 | 30-Sep-09 | | Aston Asset Management LLC | 1,413,912 | 2.28 | $15,595,449 | 30-Sep-09 | | Copper Rock Capital Partners LLC | 1,351,383 | 2.18 | $14,905,754 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,316,665 | 2.13 | $14,522,814 | 30-Sep-09 | | Bank of New York Mellon Corporation | 1,303,907 | 2.11 | $14,382,094 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,177,995 | 1.90 | $12,993,284 | 30-Sep-09 | | RS Investment Management Co., LLC | 1,054,121 | 1.70 | $11,626,954 | 30-Sep-09 | | INDEPENDENCE INVESTMENT LLC/MA . | 701,750 | 1.13 | $4,610,497 | 31-Mar-09 |
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| Holder | Shares | % Out | Value* | Reported | | LORD ABBETT DEVELOPING GROWTH FUND | 808,396 | 1.31 | $7,752,517 | 31-Jul-09 | | Aston/Tamro Small Cap Fund | 806,314 | 1.30 | $7,732,551 | 31-Jul-09 | | LORD ABBETT SMALL CAP BLEND FUND | 600,917 | .97 | $5,762,794 | 31-Jul-09 | | OPPENHEIMER DISCOVERY FUND | 446,662 | .72 | $5,538,608 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 404,078 | .65 | $4,456,980 | 30-Sep-09 | | RS Investment Trust-RS Small Cap Growth Fund | 368,590 | .60 | $4,065,547 | 30-Sep-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 349,610 | .56 | $4,335,164 | 30-Jun-09 | | VANGUARD SMALL-CAP INDEX FUND | 334,600 | .54 | $4,149,040 | 30-Jun-09 | | LORD ABBETT RESEARCH FUND, GROWTH OPPORTUNITIES FUND | 273,747 | .44 | $2,419,923 | 31-Aug-09 | | RS Investment Trust-Technology Fund | 215,740 | .35 | $2,379,612 | 30-Sep-09 |
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Value shown is computed using the security's price on the report date given.
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