| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 2,656,279 | 5.82 | $123,145,094 | 30-Sep-09 | | FRANKLIN RESOURCES, INC | 2,470,243 | 5.41 | $114,520,465 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 2,431,925 | 5.32 | $112,744,043 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 1,725,500 | 3.78 | $79,994,180 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,669,850 | 3.66 | $77,414,246 | 30-Sep-09 | | FMR LLC | 1,628,206 | 3.57 | $75,483,630 | 30-Sep-09 | | FRIESS ASSOCIATES INC | 1,387,734 | 3.04 | $64,335,348 | 30-Sep-09 | | American Century Companies, Inc. | 1,259,032 | 2.76 | $58,368,723 | 30-Sep-09 | | RAINIER INVESTMENT MANAGEMENT | 1,245,445 | 2.73 | $57,738,830 | 30-Sep-09 | | Calamos Advisors LLC | 1,100,000 | 2.41 | $50,996,000 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FRANKLIN STRATEGIC SERIES-FRANKLIN SMALL-MID CAP GROWTH | 1,380,400 | 3.02 | $63,995,344 | 30-Sep-09 | | FIDELITY GROWTH COMPANY FUND | 1,150,000 | 2.52 | $53,314,000 | 30-Sep-09 | | CALAMOS GROWTH FUND | 1,100,000 | 2.41 | $50,996,000 | 30-Sep-09 | | RAINIER SMALL/MIDCAP EQUITY PORTFOLIO | 879,995 | 1.93 | $33,422,210 | 30-Jun-09 | | AMERICAN CENTURY VISTA | 598,000 | 1.31 | $27,723,280 | 30-Sep-09 | | PRICE (T.ROWE) SMALL CAP STOCK FUND | 525,000 | 1.15 | $24,339,000 | 30-Sep-09 | | VANGUARD SMALL-CAP INDEX FUND | 518,393 | 1.14 | $19,688,566 | 30-Jun-09 | | VANGUARD MID-CAP GROWTH FUND | 505,785 | 1.11 | $21,662,771 | 31-Jul-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 461,600 | 1.01 | $21,399,776 | 30-Sep-09 | | MIDCAP SPDR TRUST SERIES I | 429,335 | .94 | $13,180,584 | 30-Sep-08 |
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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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