| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 7,874,287 | 9.31 | $63,309,267 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 6,503,258 | 7.69 | $52,286,194 | 30-Sep-09 | | AXA | 3,514,284 | 4.15 | $28,254,843 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 3,502,373 | 4.14 | $28,159,078 | 30-Sep-09 | | LSV ASSET MANAGEMENT | 2,942,946 | 3.48 | $23,661,285 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 2,677,689 | 3.17 | $21,528,619 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 2,245,573 | 2.65 | $18,054,406 | 30-Sep-09 | | PUTNAM INVESTMENT MANAGEMENT, LLC | 2,130,744 | 2.52 | $17,131,181 | 30-Sep-09 | | STATE STREET CORPORATION | 2,096,710 | 2.48 | $16,857,548 | 30-Sep-09 | | Bank of New York Mellon Corporation | 1,518,984 | 1.80 | $12,212,631 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | BLAIR (WILLIAM) MUTUAL FUNDS, INC.-SMALL CAP GROWTH FUND | 2,124,710 | 2.51 | $17,082,668 | 30-Sep-09 | | ISHARES RUSSELL 2000 INDEX FD | 1,228,751 | 1.45 | $9,879,158 | 30-Sep-09 | | ISHARES S&P SMALLCAP 600 INDEX FD | 1,090,296 | 1.29 | $8,722,368 | 31-Oct-09 | | VANGUARD SMALL-CAP INDEX FUND | 1,001,853 | 1.18 | $6,522,063 | 30-Jun-09 | | DFA U.S. MICRO CAP SERIES | 732,564 | .87 | $3,882,589 | 30-Apr-09 | | ISHARES RUSSELL 2000 VALUE INDEX FD | 704,194 | .83 | $5,661,719 | 30-Sep-09 | | VANGUARD SMALL CAP VALUE INDEX FUND | 649,215 | .77 | $4,226,389 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 644,987 | .76 | $4,198,865 | 30-Jun-09 | | IShares S&P Small Cap 600 Growth Index Fund | 639,021 | .76 | $5,112,168 | 31-Oct-09 | | ROYCE LOW-PRICED STOCK FUND | 600,000 | .71 | $3,906,000 | 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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