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144
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25
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253G1
253G2
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3
3/A
305B2
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4
4/A
40-17F1
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40-202A/A
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424B1
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425
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X-17A-5
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ZHANG CHARLES
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Date Filed
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08/03/2020
SC 13D
ZHANG CHARLES reports a 6.4% stake in Sogou Inc.
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