| Inflection Point Investments LLP | 796,975 | $11,667,714 | 14.40% |
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| DSC Advisors, L.P. | 59,439 | $870,187 | 2.90% |
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| Senvest Management, LLC | 4,481,160 | $65,604,182 | 2.52% |
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| LHM, INC. | 822,533 | $5,500,116 | 2.32% |
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| Silverberg Bernstein Capital Management LLC | 140,706 | $2,059,936 | 2.00% |
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| Taylor Frigon Capital Management LLC | 243,814 | $3,569,437 | 1.70% |
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| Meros Investment Management, LP | 231,584 | $3,390,390 | 1.60% |
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| THOMPSON INVESTMENT MANAGEMENT, INC. | 585,332 | $8,569,261 | 1.32% |
|---|
| Chicago Capital, LLC | 2,857,604 | $41,835,323 | 1.24% |
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| AMERICAN CAPITAL MANAGEMENT INC | 2,165,431 | $31,701,910 | 1.06% |
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| Yelin Lapidot Holdings Management Ltd. | 393,608 | $5,762,421 | 1.02% |
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| Granahan Investment Management | 1,365,741 | $19,994,448 | 0.80% |
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| G2 Investment Partners Management LLC | 152,405 | $2,231,209 | 0.58% |
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| DISCIPLINED GROWTH INVESTORS INC /MN | 2,060,575 | $30,166,818 | 0.57% |
|---|
| DUDLEY & SHANLEY, INC. | 207,100 | $3,031,944 | 0.52% |
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| MARATHON CAPITAL MANAGEMENT | 102,775 | $1,504,626 | 0.38% |
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| RIVERBRIDGE PARTNERS LLC | 1,687,439 | $24,704,110 | 0.34% |
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| MEITAV INVESTMENT HOUSE LTD | 1,157,099 | $16,934,658 | 0.30% |
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| Stephens Investment Management Group LLC | 1,358,528 | $19,888,850 | 0.28% |
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| Harel Insurance Investments & Financial Services Ltd. | 922,099 | $13,500 | 0.25% |
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