| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | WELLINGTON MANAGEMENT COMPANY, LLP | 5,328,179 | 9.43 | $25,042,441 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 2,299,000 | 4.07 | $10,805,300 | 30-Sep-09 | | THOMSON HORSTMANN & BRYANT, INC. | 2,180,600 | 3.86 | $10,248,820 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 1,899,221 | 3.36 | $8,926,338 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,490,899 | 2.64 | $7,007,225 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,377,429 | 2.44 | $6,473,916 | 30-Sep-09 | | MORGAN STANLEY | 572,777 | 1.01 | $2,692,051 | 30-Sep-09 | | AMERICAN INTERNATIONAL GROUP, INC | 546,024 | .97 | $2,566,312 | 30-Sep-09 | | STATE STREET CORPORATION | 533,913 | .94 | $2,509,391 | 30-Sep-09 | | Castine Capital Management, LLC | 500,000 | .88 | $2,350,000 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | COLUMBIA ACORN FD | 1,170,000 | 2.07 | $5,499,000 | 30-Sep-09 | | COLUMBIA ACORN USA FD | 500,000 | .88 | $2,350,000 | 30-Sep-09 | | Wanger Advisor Trust-Wanger USA, Variable Series | 500,000 | .88 | $2,350,000 | 30-Sep-09 | | VANGUARD SMALL-CAP INDEX FUND | 350,267 | .62 | $2,574,462 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 345,943 | .61 | $1,338,799 | 31-Oct-09 | | DFA U.S. MICRO CAP SERIES | 321,933 | .57 | $2,012,081 | 31-Jul-09 | | DFA U.S. SMALL CAP VALUE SERIES | 248,492 | .44 | $1,553,075 | 31-Jul-09 | | VANGUARD SMALL CAP VALUE INDEX FUND | 226,397 | .40 | $1,664,017 | 30-Jun-09 | | ISHARES RUSSELL 2000 VALUE INDEX FD | 206,976 | .37 | $800,997 | 31-Oct-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 204,502 | .36 | $1,503,089 | 30-Jun-09 |
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*
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Value shown is computed using the security's price on the report date given.
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