| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Barclays Global Investors UK Holdings Ltd | 3,567,088 | 6.34 | $95,455,274 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 2,992,350 | 5.32 | $80,075,286 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 2,455,397 | 4.37 | $65,706,423 | 30-Sep-09 | | MASON STREET ADVISORS, LLC. | 2,209,651 | 3.93 | $59,130,260 | 30-Sep-09 | | ZEVENBERGEN CAPITAL INVESTMENTS LLC | 2,018,750 | 3.59 | $54,021,750 | 30-Sep-09 | | JP MORGAN CHASE & COMPANY | 1,948,345 | 3.46 | $52,137,712 | 30-Sep-09 | | STATE STREET CORPORATION | 1,666,012 | 2.96 | $44,582,481 | 30-Sep-09 | | EAGLE ASSET MANAGEMENT, INC. | 1,569,761 | 2.79 | $42,006,804 | 30-Sep-09 | | KALMAR INVESTMENTS INC. | 1,521,913 | 2.71 | $40,726,391 | 30-Sep-09 | | Invesco Ltd. | 1,433,883 | 2.55 | $38,370,709 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | COLUMBIA ACORN FD | 2,200,000 | 3.91 | $50,028,000 | 30-Jun-09 | | VANGUARD EXPLORER FUND, INC. | 913,225 | 1.62 | $24,675,339 | 31-Jul-09 | | ISHARES RUSSELL 2000 INDEX FD | 826,485 | 1.47 | $22,116,738 | 30-Sep-09 | | Northwestern Mutual Ser Fd-Mid Cap Growth Stock Port | 820,781 | 1.46 | $18,664,559 | 30-Jun-09 | | LORD ABBETT SMALL CAP BLEND FUND | 685,227 | 1.22 | $18,514,833 | 31-Jul-09 | | VANGUARD SMALL-CAP INDEX FUND | 648,191 | 1.15 | $14,739,863 | 30-Jun-09 | | JP MORGAN SMALL CAP EQUITY FUND | 627,490 | 1.12 | $16,791,632 | 30-Sep-09 | | RAINIER SMALL/MIDCAP EQUITY PORTFOLIO | 517,004 | .92 | $11,756,670 | 30-Jun-09 | | STRATTON SMALL-CAP VALUE FUND | 515,000 | .92 | $11,711,100 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 512,525 | .91 | $11,654,818 | 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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