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TEACHERS ADVISORS, LLC
> IMPV
Date | Name | Ticker | Shares | Change | Value | Change | Price |
03/31/2019 | IMPERVA INC | IMPV | 0 | -134,027 | 0 | -7,464,000 | |
12/31/2018 | IMPERVA INC | IMPV | 134,027 | -199,129 | 7,464,000 | -8,011,000 | $55.69 |
09/30/2018 | IMPERVA INC | IMPV | 333,156 | -88,006 | 15,475,000 | -4,846,000 | $46.45 |
06/30/2018 | IMPERVA INC | IMPV | 421,162 | 48,665 | 20,321,000 | 4,192,000 | $48.25 |
03/31/2018 | IMPERVA INC | IMPV | 372,497 | 311,246 | 16,129,000 | 13,697,000 | $43.30 |
12/31/2017 | IMPERVA INC | IMPV | 61,251 | 1,381 | 2,432,000 | -166,000 | $39.71 |
09/30/2017 | IMPERVA INC | IMPV | 59,870 | -508 | 2,598,000 | -291,000 | $43.39 |
06/30/2017 | IMPERVA INC | IMPV | 60,378 | 11,896 | 2,889,000 | 899,000 | $47.85 |
03/31/2017 | IMPERVA INC | IMPV | 48,482 | 1,220 | 1,990,000 | 175,000 | $41.05 |
12/31/2016 | IMPERVA INC | IMPV | 47,262 | 1,972 | 1,815,000 | -618,000 | $38.40 |
09/30/2016 | IMPERVA INC | IMPV | 45,290 | -145,858 | 2,433,000 | -10,083,000 | $53.72 |
06/30/2016 | IMPERVA INC | IMPV | 45,601 | -139,339 | 1,961,000 | -7,378,000 | $43.00 |
03/31/2016 | IMPERVA INC | IMPV | 184,940 | -8,674 | 9,339,000 | -2,919,000 | $50.50 |
12/31/2015 | IMPERVA INC | IMPV | 193,614 | 2,466 | 12,258,000 | -258,000 | $63.31 |
09/30/2015 | IMPERVA INC | IMPV | 191,148 | 191,148 | 12,516,000 | 12,516,000 | $65.48 |
06/30/2015 | IMPERVA INC | IMPV | 208,975 | 173,287 | 14,148,000 | 12,624,000 | $67.70 |
03/31/2015 | IMPERVA INC | IMPV | 35,688 | 35,688 | 1,524,000 | 1,524,000 | $42.70 |
12/31/2014 | IMPERVA INC | IMPV | 278,394 | 278,394 | 13,761,000 | 13,761,000 | $49.43 |
09/30/2014 | IMPERVA INC | IMPV | 31,094 | 31,094 | 893,000 | 893,000 | $28.72 |
06/30/2014 | IMPERVA INC | IMPV | 30,868 | 30,868 | 808,000 | 808,000 | $26.18 |
03/31/2014 | IMPERVA INC | IMPV | 29,596 | 29,596 | 1,648,000 | 1,648,000 | $55.68 |
12/31/2013 | IMPERVA INC | IMPV | 28,786 | 28,786 | 1,385,000 | 1,385,000 | $48.11 |
09/30/2013 | IMPERVA INC | IMPV | 27,736 | 1,060 | 1,165,000 | -36,000 | $42.00 |
06/30/2013 | IMPERVA INC | IMPV | 26,676 | 15,587 | 1,201,000 | 774,074 | $45.02 |
03/31/2013 | IMPERVA INC | IMPV | 11,089 | 0 | 426,927 | 76,927 | $38.50 |
12/31/2012 | IMPERVA INC | IMPV | 11,089 | 1,093 | 350,000 | -20,000 | $31.56 |
09/30/2012 | IMPERVA INC | IMPV | 9,996 | 0 | 370,000 | 82,000 | $37.01 |
06/30/2012 | IMPERVA INC | IMPV | 9,996 | 4,766 | 288,000 | 83,000 | $28.81 |
03/31/2012 | IMPERVA INC | IMPV | 5,230 | 5,230 | 205,000 | 205,000 | $39.20 |
12/31/2011 | IMPERVA INC | IMPV | 5,070 | 5,070 | 176,000 | 176,000 | $34.71 |
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