| AWM Investment Company, Inc. | 9,399,297 | $42,108,851 | 6.22% |
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| Manatuck Hill Partners, LLC | 996,500 | $4,464,320 | 2.02% |
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| Fund 1 Investments, LLC | 2,144,997 | $9,609,587 | 1.81% |
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| Wolf Hill Capital Management, LP | 4,831,340 | $21,644,403 | 1.81% |
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| Pacific Ridge Capital Partners, LLC | 1,547,042 | $6,930,748 | 1.61% |
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| Newtyn Management, LLC | 600,000 | $2,688,000 | 0.66% |
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| 1492 Capital Management LLC | 134,650 | $603,232 | 0.39% |
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| Capital Advisory Group Advisory Services, LLC | 94,740 | $424,435 | 0.24% |
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| Hillsdale Investment Management Inc. | 558,327 | $2,501,306 | 0.23% |
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| OBERWEIS ASSET MANAGEMENT INC/ | 415,700 | $1,862,336 | 0.20% |
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| GLOBEFLEX CAPITAL L P | 178,140 | $798,067 | 0.09% |
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| JB CAPITAL PARTNERS LP | 75,000 | $336,000 | 0.08% |
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| XTX Topco Ltd | 91,539 | $410,095 | 0.07% |
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| ROYCE & ASSOCIATES LP | 1,495,657 | $6,700,543 | 0.07% |
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| DENALI ADVISORS LLC | 42,500 | $190,400 | 0.07% |
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| Campbell & CO Investment Adviser LLC | 110,651 | $495,716 | 0.06% |
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| GYROSCOPE CAPITAL MANAGEMENT GROUP, LLC | 42,000 | $188,160 | 0.04% |
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| Portolan Capital Management | 99,537 | $445,926 | 0.04% |
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| RBF Capital, LLC | 137,346 | $615,310 | 0.04% |
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| Mount Yale Investment Advisors, LLC | 75,001 | $336,004 | 0.04% |
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