IMPERVA INC's ticker is and the CUSIP is 45321L900. A total of 4 filers reported holding IMPERVA INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $123,000 | -8.9% | 2,200 | -29.0% | 0.00% | 0.0% |
| Q3 2017 | $135,000 | +181.2% | 3,100 | +210.0% | 0.00% | – |
| Q2 2017 | $48,000 | +17.1% | 1,000 | 0.0% | 0.00% | – |
| Q1 2017 | $41,000 | -98.7% | 1,000 | -98.8% | 0.00% | -100.0% |
| Q4 2016 | $3,145,000 | -27.5% | 81,900 | +1.4% | 0.03% | -34.0% |
| Q3 2016 | $4,340,000 | +909.3% | 80,800 | +708.0% | 0.05% | +840.0% |
| Q2 2016 | $430,000 | +47.8% | 10,000 | +132.6% | 0.01% | +25.0% |
| Q2 2015 | $291,000 | +354.7% | 4,300 | +186.7% | 0.00% | +300.0% |
| Q1 2015 | $64,000 | -94.0% | 1,500 | -93.0% | 0.00% | -93.8% |
| Q4 2014 | $1,058,000 | -37.7% | 21,400 | -63.8% | 0.02% | -38.5% |
| Q3 2014 | $1,698,000 | +381.0% | 59,100 | +337.8% | 0.03% | +420.0% |
| Q2 2014 | $353,000 | +720.9% | 13,500 | +1400.0% | 0.01% | +400.0% |
| Q4 2013 | $43,000 | -90.7% | 900 | -91.8% | 0.00% | -88.9% |
| Q3 2013 | $462,000 | -1.3% | 11,000 | +5.8% | 0.01% | -25.0% |
| Q2 2013 | $468,000 | – | 10,400 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|