IMPERVA INC filings

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SEC filings by IMPERVA INC (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13G/A2013-02-14WELLINGTON MANAGEMENT CO LLPIMPERVA INC2,675,43511.1%EDGAR
SC 13G/A2013-02-14Greylock XII Limited PartnershipIMPERVA INC--EDGAR
SC 13G/A2013-02-14VENROCK ASSOCIATESIMPERVA INC1,091,9944.5%EDGAR
SC 13G2013-02-14NEXT CENTURY GROWTH INVESTORS LLCIMPERVA INC565.6%EDGAR
SC 13G/A2013-02-13ACCEL VIII LPIMPERVA INC00.0%EDGAR
SC 13G/A2013-02-08KRAMER SHLOMOIMPERVA INC3,597,28814.8%EDGAR
SC 13G/A2013-02-06US VENTURE PARTNERS VIII L PIMPERVA INC00.0%EDGAR
SC 13G2012-12-10WELLINGTON MANAGEMENT CO LLPIMPERVA INC2,486,62510.3%EDGAR
SC 13G2012-02-14ACCEL VIII LPIMPERVA INC3,199,21414.0%EDGAR
SC 13G2012-02-14VENROCK ASSOCIATESIMPERVA INC2,131,9949.3%EDGAR
SC 13G2012-02-10KRAMER SHLOMOIMPERVA INC3,592,97215.6%EDGAR
SC 13G2012-02-08US VENTURE PARTNERS VIII L PIMPERVA INC2,078,2009.4%EDGAR
SC 13G2012-02-07Greylock XII Limited PartnershipIMPERVA INC1,279,4355.8%EDGAR
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