| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Barclays Global Investors UK Holdings Ltd | 1,866,907 | 7.09 | $71,371,854 | 30-Sep-09 | | AXA | 1,856,690 | 7.05 | $70,981,258 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,142,398 | 4.34 | $43,673,875 | 30-Sep-09 | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 821,466 | 3.12 | $31,404,645 | 30-Sep-09 | | NEXT CENTURY GROWTH INVESTORS LLC | 784,969 | 2.98 | $30,009,364 | 30-Sep-09 | | OPPENHEIMER FUNDS, INC. | 772,979 | 2.94 | $29,550,987 | 30-Sep-09 | | MERRILL LYNCH & CO., INC. | 607,181 | 2.31 | $23,212,529 | 30-Sep-09 | | Ranger Investment Management, LP | 606,791 | 2.30 | $23,197,619 | 30-Sep-09 | | WADDELL & REED FINANCIAL INC. | 591,900 | 2.25 | $22,628,337 | 30-Sep-09 | | PALISADE CAPITAL MANAGEMENT, L.L.C. | 580,600 | 2.20 | $22,196,338 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | CALAMOS GROWTH FUND | 550,000 | 2.09 | $21,026,500 | 30-Sep-09 | | ISHARES RUSSELL 2000 INDEX FD | 380,052 | 1.44 | $14,529,387 | 30-Sep-09 | | PRICE (T.ROWE) SMALL CAP STOCK FUND | 340,000 | 1.29 | $12,998,200 | 30-Sep-09 | | ISHARES S&P SMALLCAP 600 INDEX FD | 339,259 | 1.29 | $14,564,388 | 31-Oct-09 | | VANGUARD SMALL-CAP INDEX FUND | 311,610 | 1.18 | $12,688,759 | 30-Jun-09 | | LORD ABBETT DEVELOPING GROWTH FUND | 309,469 | 1.18 | $11,883,609 | 31-Jul-09 | | FIDELITY CONTRAFUND INC | 286,200 | 1.09 | $10,941,426 | 30-Sep-09 | | JANUS VENTURE FUND | 268,355 | 1.02 | $10,259,211 | 30-Sep-09 | | Alliance Bernstein Pooling Portfolios-Small/Mid Cap Growth P | 253,600 | .96 | $9,537,896 | 31-Aug-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 236,416 | .90 | $9,626,859 | 30-Jun-09 |
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Value shown is computed using the security's price on the report date given.
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