| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | KEELEY ASSET MANAGEMENT CORP. | 3,268,620 | 7.56 | $34,745,430 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 2,726,600 | 6.31 | $28,983,758 | 30-Sep-09 | | WESTFIELD CAPITAL MANAGEMENT COMPANY | 1,736,010 | 4.02 | $18,453,786 | 30-Sep-09 | | MASSACHUSETTS FINANCIAL SERVICES CO - OTHER | 1,299,980 | 3.01 | $13,818,787 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,089,689 | 2.52 | $11,583,394 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 867,763 | 2.01 | $9,224,320 | 30-Sep-09 | | PRIMECAP MANAGEMENT COMPANY | 681,165 | 1.58 | $7,240,783 | 30-Sep-09 | | OPPENHEIMER FUNDS, INC. | 668,985 | 1.55 | $7,111,310 | 30-Sep-09 | | RICE, HALL, JAMES & ASSOCIATES | 610,674 | 1.41 | $6,491,464 | 30-Sep-09 | | STATE STREET CORPORATION | 479,918 | 1.11 | $5,101,528 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | KEELEY SMALL CAP VALUE FUND, INC. | 2,460,000 | 5.69 | $26,149,800 | 30-Sep-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 1,214,800 | 2.81 | $12,913,324 | 30-Sep-09 | | BARON SMALL CAP FUND | 613,303 | 1.42 | $4,734,699 | 30-Jun-09 | | MFS NEW DISCOVERY FUND | 586,910 | 1.36 | $6,221,246 | 31-Aug-09 | | MFS VARIABLE INSURANCE TRUST-MFS NEW DISCOVERY SERIES | 586,850 | 1.36 | $4,530,482 | 30-Jun-09 | | PRICE (T.ROWE) SMALL-CAP VALUE FUND | 489,300 | 1.13 | $5,201,259 | 30-Sep-09 | | PRICE (T.ROWE) SMALL CAP STOCK FUND | 464,000 | 1.07 | $4,932,320 | 30-Sep-09 | | Primecap Odyssey Aggressive Growth Fund | 436,985 | 1.01 | $4,645,150 | 30-Sep-09 | | HARBOR SMALL CAP GROWTH FUND | 388,850 | .90 | $3,682,409 | 31-Jul-09 | | LORD ABBETT DEVELOPING GROWTH FUND | 387,774 | .90 | $3,672,219 | 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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