| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Barclays Global Investors UK Holdings Ltd | 1,466,243 | 5.57 | $7,199,253 | 30-Sep-09 | | STRAUS CAPITAL MANAGEMENT LLC | 519,450 | 1.97 | $2,550,499 | 30-Sep-09 | | STATE STREET CORPORATION | 320,972 | 1.22 | $1,575,972 | 30-Sep-09 | | HighTower Advisors, LLC | 228,518 | .87 | $1,122,023 | 30-Sep-09 | | NORTHERN TRUST CORPORATION | 222,175 | .84 | $1,090,879 | 30-Sep-09 | | DRIEHAUS CAPITAL MANAGEMENT, INC. | 197,762 | .75 | $971,011 | 30-Sep-09 | | TIAA-CREF INVESTMENT MANAGEMENT, LLC | 130,374 | .50 | $640,136 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 73,200 | .28 | $359,412 | 30-Sep-09 | | CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM) | 63,985 | .24 | $314,166 | 30-Sep-09 | | BANK OF AMERICA CORPORATION | 63,721 | .24 | $312,870 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FIDELITY MID-CAP STOCK FUND | 2,000,000 | 7.60 | $10,040,000 | 30-Nov-09 | | FIDELITY SELECT PORTFOLIOS - BIOTECHNOLOGY | 497,400 | 1.89 | $2,496,948 | 30-Nov-09 | | ISHARES RUSSELL 2000 INDEX FD | 291,913 | 1.11 | $1,465,403 | 30-Nov-09 | | ISHARES RUSSELL 2000 GROWTH INDEX FD | 164,560 | .63 | $826,091 | 30-Nov-09 | | COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT | 128,554 | .49 | $460,223 | 30-Jun-09 | | Encompass Funds-Encompass Fund | 46,000 | .17 | $165,600 | 31-Aug-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 38,405 | .15 | $137,489 | 30-Jun-09 | | ISHARES Russell Micro Cap (TM) Index Fund | 38,336 | .15 | $192,446 | 30-Nov-09 | | FIDELITY ADVISOR BIOTECHNOLOGY FUND | 24,800 | .09 | $124,496 | 30-Nov-09 | | SPARTAN EXTENDED MARKET INDEX FUND | 22,418 | .09 | $112,538 | 30-Nov-09 |
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Value shown is computed using the security's price on the report date given.
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