| First Washington CORP | 1,613,743 | $5,131,703 | 2.25% |
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| PERKINS CAPITAL MANAGEMENT INC | 539,250 | $1,715 | 1.50% |
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| West Tower Group, LLC | 646,363 | $2,055,434 | 1.47% |
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| Taylor Frigon Capital Management LLC | 821,163 | $2,611,298 | 1.28% |
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| Sargent Investment Group, LLC | 1,368,795 | $4,352,768 | 1.06% |
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| SILVERBACK ASSET MANAGEMENT LLC | 2,041,591 | $6,492,259 | 0.88% |
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| Herald Investment Management Ltd | 1,303,636 | $4,119,490 | 0.80% |
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| NEEDHAM INVESTMENT MANAGEMENT LLC | 1,387,500 | $4,412,250 | 0.73% |
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| Resonate Capital, LLC | 32,648 | $103,821 | 0.67% |
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| Senvest Management, LLC | 3,326,278 | $10,577,564 | 0.35% |
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| CONNORS INVESTOR SERVICES INC | 732,660 | $2,328 | 0.26% |
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| FRG Family Wealth Advisors LLC | 347,170 | $1,104,001 | 0.24% |
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| Penn Capital Management Company, LLC | 654,674 | $2,081,863 | 0.20% |
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| AWM Investment Company, Inc. | 390,000 | $1,240,200 | 0.17% |
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| Riverwater Partners LLC | 45,491 | $144,661 | 0.13% |
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| Granahan Investment Management | 1,300,123 | $4,134,391 | 0.13% |
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| Redwood Wealth Management Group, LLC | 25,165 | $80,025 | 0.09% |
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| Endurance Wealth Management, Inc. | 197,516 | $622 | 0.08% |
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| Hood River Capital Management LLC | 800,259 | $2,545,000 | 0.08% |
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| Penserra Capital Management LLC | 900,784 | $2,864 | 0.06% |
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