| Senvest Management, LLC | 4,378,103 | $128,584,885 | 4.23% |
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| Granahan Investment Management | 3,120,997 | $91,663,682 | 2.82% |
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| AMERICAN CAPITAL MANAGEMENT INC | 2,190,773 | $64,343,003 | 2.23% |
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| G2 Investment Partners Management LLC | 294,937 | $8,662,300 | 2.10% |
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| Taylor Frigon Capital Management LLC | 134,414 | $3,947,739 | 1.93% |
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| Chicago Capital, LLC | 1,447,972 | $42,526,938 | 1.92% |
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| THOMPSON INVESTMENT MANAGEMENT, INC. | 323,805 | $9,510,153 | 1.54% |
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| ESSEX INVESTMENT MANAGEMENT CO LLC | 256,487 | $7,533,023 | 1.05% |
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| Cowen Prime Advisors LLC | 103,040 | $3,026,285 | 1.04% |
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| MEITAV INVESTMENT HOUSE LTD | 3,198,296 | $93,089,244 | 0.75% |
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| Lisanti Capital Growth, LLC | 180,600 | $5,304,222 | 0.74% |
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| Live Oak Investment Partners | 29,392 | $863,191 | 0.72% |
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| Leisure Capital Management | 44,317 | $1,301,591 | 0.72% |
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| RIVERBRIDGE PARTNERS LLC | 1,915,961 | $56,271,789 | 0.71% |
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| Harel Insurance Investments & Financial Services Ltd. | 922,615 | $27,097 | 0.67% |
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| Stephens Investment Management Group LLC | 1,181,556 | $34,702,300 | 0.54% |
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| Clal Insurance Enterprises Holdings Ltd | 1,295,855 | $38,059 | 0.46% |
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| Kranot Hishtalmut Le Morim Tichoniim Havera Menahelet LTD | 75,923 | $2,212,755 | 0.46% |
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| MARATHON CAPITAL MANAGEMENT | 60,845 | $1,787,018 | 0.44% |
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| Kranot Hishtalmut Le Morim Ve Gananot Havera Menahelet LTD | 206,392 | $6,015,239 | 0.43% |
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