| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Capital World Investors | 1,620,000 | 7.85 | $7,792,200 | 30-Sep-09 | | WEISEL (THOMAS) PARTNERS ASSET MANAGEMENT, LLC | 1,029,545 | 4.99 | $4,952,111 | 30-Sep-09 | | FORT WASHINGTON INVESTMENT ADVISORS, INC. | 604,738 | 2.93 | $2,908,789 | 30-Sep-09 | | Yale Capital Corp | 556,504 | 2.70 | $2,676,784 | 30-Sep-09 | | WELLINGTON MANAGEMENT COMPANY, LLP | 549,800 | 2.66 | $2,644,538 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 346,229 | 1.68 | $1,665,361 | 30-Sep-09 | | Nottingham Advisors Inc. | 332,552 | 1.61 | $1,599,575 | 30-Sep-09 | | DAFNA Capital Management, LLC | 218,936 | 1.06 | $1,053,082 | 30-Sep-09 | | STATE STREET CORPORATION | 199,284 | .97 | $958,556 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 197,493 | .96 | $949,941 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | SMALLCAP WORLD FUND | 1,620,000 | 7.85 | $7,792,200 | 30-Sep-09 | | ISHARES RUSSELL 2000 INDEX FD | 168,791 | .82 | $565,449 | 30-Nov-09 | | Transamerica Partners Fd-Small Core Port | 154,961 | .75 | $745,362 | 30-Sep-09 | | ISHARES RUSSELL 2000 GROWTH INDEX FD | 95,234 | .46 | $319,033 | 30-Nov-09 | | COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT | 71,424 | .35 | $444,971 | 30-Jun-09 | | NICHOLAS LIMITED EDITION | 65,400 | .32 | $407,442 | 30-Jun-09 | | MTB SMALL CAP GROWTH FD | 62,850 | .30 | $210,547 | 30-Nov-09 | | DFA U.S. MICRO CAP SERIES | 51,361 | .25 | $318,438 | 31-Jul-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 39,102 | .19 | $243,605 | 30-Jun-09 | | DFA U.S. SMALL CAP SERIES | 39,032 | .19 | $241,998 | 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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