| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | BAMCO INC. | 4,940,328 | 9.73 | $224,537,907 | 30-Sep-09 | | CANADA PENSION PLAN INVESTMENT BOARD | 2,195,045 | 4.32 | $99,764,795 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,956,953 | 3.85 | $88,943,513 | 30-Sep-09 | | Ecofin Limited | 1,538,436 | 3.03 | $69,921,916 | 30-Sep-09 | | FEDERATED INVESTORS, INC. | 1,505,004 | 2.96 | $68,402,431 | 30-Sep-09 | | MORGAN STANLEY | 1,454,158 | 2.86 | $66,091,481 | 30-Sep-09 | | MUNDER CAPITAL MANAGEMENT, INC. | 1,407,766 | 2.77 | $63,982,964 | 30-Sep-09 | | BlackRock Group Limited | 1,353,300 | 2.67 | $61,507,485 | 30-Sep-09 | | GILDER, GAGNON, HOWE & CO. | 1,351,242 | 2.66 | $61,413,948 | 30-Sep-09 | | KEELEY ASSET MANAGEMENT CORP. | 1,292,360 | 2.55 | $58,737,762 | 30-Sep-09 |
|
| Holder | Shares | % Out | Value* | Reported | | BARON GROWTH FUND | 2,250,000 | 4.43 | $102,060,000 | 30-Jun-09 | | BARON PARTNERS FUND | 1,750,000 | 3.45 | $79,537,500 | 30-Sep-09 | | FEDERATED KAUFMANN FUND | 1,284,500 | 2.53 | $61,270,650 | 31-Jul-09 | | RAINIER SMALL/MIDCAP EQUITY PORTFOLIO | 1,235,125 | 2.43 | $56,025,270 | 30-Jun-09 | | KEELEY SMALL CAP VALUE FUND, INC. | 1,020,000 | 2.01 | $46,359,000 | 30-Sep-09 | | Munder Mid-Cap Core Growth Fund | 927,900 | 1.83 | $42,089,544 | 30-Jun-09 | | VANGUARD SMALL-CAP INDEX FUND | 606,365 | 1.19 | $27,504,716 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 460,516 | .91 | $20,889,005 | 30-Jun-09 | | VANGUARD EXPLORER FUND, INC. | 433,950 | .85 | $20,699,415 | 31-Jul-09 | | VANGUARD SMALL-CAP GROWTH INDEX FUND | 383,702 | .76 | $17,404,722 | 30-Jun-09 |
|
|
*
|
Value shown is computed using the security's price on the report date given.
|
|