| Oppenheimer & Close, LLC | 276,355 | $5,919,524 | 6.15% |
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| Cannell Capital | 1,109,370 | $23,762,705 | 4.74% |
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| Pacific Ridge Capital Partners, LLC | 454,763 | $9,741,023 | 2.22% |
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| CROWN ADVISORS MANAGEMENT, INC. | 150,000 | $3,213 | 2.09% |
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| SummerHaven Investment Management, LLC | 45,362 | $971,654 | 0.62% |
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| Quantedge Capital Pte Ltd | 48,664 | $1,042,383 | 0.46% |
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| Hillsdale Investment Management Inc. | 234,626 | $5,025,688 | 0.46% |
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| Nierenberg Investment Management Company, Inc. | 27,110 | $580,696 | 0.40% |
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| Watershed Asset Management, L.L.C. | 13,747 | $294,461 | 0.36% |
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| North Star Investment Management Corp. | 176,525 | $3,781,166 | 0.31% |
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| Prairiewood Capital, LLC | 19,813 | $424,394 | 0.28% |
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| Nebula Research & Development LLC | 16,689 | $357,478 | 0.27% |
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| Campbell & CO Investment Adviser LLC | 59,254 | $1,269,221 | 0.23% |
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| State of Wyoming | 33,501 | $717,591 | 0.21% |
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| PRELUDE CAPITAL MANAGEMENT, LLC | 132,964 | $2,848,089 | 0.18% |
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| PERRITT CAPITAL MANAGEMENT INC | 15,000 | $321,300 | 0.18% |
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| Foundry Partners, LLC | 132,450 | $2,837,079 | 0.17% |
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| Cutter & CO Brokerage, Inc. | 24,751 | $530,166 | 0.16% |
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| SkyView Investment Advisors, LLC | 28,789 | $617 | 0.15% |
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| ADVISORY RESEARCH INC | 54,498 | $1,167,348 | 0.15% |
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