| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | WHITEBOX ADVISORS, LLC | 4,584,087 | 4.26 | $2,246,202 | 30-Sep-09 | | BLACKROCK INC. | 3,074,238 | 2.85 | $1,506,376 | 30-Sep-09 | | BlackRock Advisors, LLC | 3,051,900 | 2.83 | $1,495,431 | 30-Sep-09 | | PENN Capital Management Co., Inc. | 2,891,794 | 2.68 | $1,416,979 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,814,260 | 1.68 | $888,987 | 30-Sep-09 | | PERRITT CAPITAL MANAGEMENT, INC. | 1,240,700 | 1.15 | $607,943 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 907,400 | .84 | $444,626 | 30-Sep-09 | | DEUTSCHE BANK AKTIENGESELLSCHAFT | 805,300 | .75 | $394,597 | 30-Sep-09 | | NORTHERN TRUST CORPORATION | 761,791 | .71 | $213,301 | 30-Jun-09 | | DRIEHAUS CAPITAL MANAGEMENT, INC. | 713,660 | .66 | $349,693 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | Columbia Fds Ser Tr I-Columbia Energy & Natural Resources Fd | 1,900,000 | 1.76 | $532,000 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 943,505 | .88 | $264,181 | 30-Jun-09 | | Blackrock Funds-Energy & Resources Portfolio | 927,600 | .86 | $259,728 | 30-Jun-09 | | PERRITT MICROCAP OPPORTUNITIES FUND | 925,000 | .86 | $453,250 | 30-Sep-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 672,029 | .62 | $188,168 | 30-Jun-09 | | Blackrock Real Asset Equity Fund | 579,700 | .54 | $289,850 | 30-Apr-09 | | PERRITT EMERGING OPPORTUNITIES FUND | 275,000 | .26 | $134,750 | 30-Sep-09 | | COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT | 142,465 | .13 | $39,890 | 30-Jun-09 | | SPARTAN EXTENDED MARKET INDEX FUND | 127,719 | .12 | $62,582 | 30-Sep-09 | | SPARTAN TOTAL MARKET INDEX FUND | 113,818 | .11 | $55,770 | 30-Sep-09 |
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Value shown is computed using the security's price on the report date given.
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