| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | MARXE, AUSTIN W. & GREENHOUSE, DAVID M. | 2,327,865 | 4.49 | $9,916,704 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 2,204,614 | 4.25 | $9,391,655 | 30-Sep-09 | | INGALLS & SNYDER | 1,801,073 | 3.48 | $7,672,570 | 30-Sep-09 | | FEDERATED INVESTORS, INC. | 9,647,717 | 18.62 | $41,099,274 | 30-Sep-09 | | Capital World Investors | 1,025,279 | 1.98 | $4,367,688 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 1,021,134 | 1.97 | $4,350,030 | 30-Sep-09 | | STATE STREET CORPORATION | 1,005,257 | 1.94 | $4,282,394 | 30-Sep-09 | | PERCEPTIVE ADVISORS LLC | 943,800 | 1.82 | $4,020,588 | 30-Sep-09 | | PRINCIPAL FINANCIAL GROUP, INC. | 880,000 | 1.70 | $3,748,800 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 542,401 | 1.05 | $2,310,628 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FEDERATED KAUFMANN SMALL CAP FUND | 1,311,330 | 2.53 | $4,681,448 | 31-Jul-09 | | FEDERATED KAUFMANN FUND | 7,738,820 | 14.94 | $27,627,587 | 31-Jul-09 | | SMALLCAP WORLD FUND | 1,025,279 | 1.98 | $2,768,253 | 30-Jun-09 | | DFA U.S. SMALL CAP VALUE SERIES | 636,573 | 1.23 | $1,623,261 | 30-Apr-09 | | ISHARES RUSSELL 2000 INDEX FD | 627,926 | 1.21 | $2,674,964 | 30-Sep-09 | | MASTER VALUE OPPORTUNITIES LLC | 381,140 | .74 | $1,029,078 | 30-Jun-09 | | BRIDGEWAY FDS INC-ULTRA SMALL COMPANY MARKET FD | 337,600 | .65 | $911,520 | 30-Jun-09 | | ISHARES RUSSELL 2000 GROWTH INDEX FD | 330,019 | .64 | $1,405,880 | 30-Sep-09 | | Advanced Series Tr-AST/Federated Aggressive Growth Port | 312,227 | .60 | $843,012 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 265,845 | .51 | $717,781 | 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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