IMPERVA INC's ticker is IMPV and the CUSIP is 45321L100. A total of 178 filers reported holding IMPERVA INC in Q4 2016. The put-call ratio across all filers is 0.69 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $20,000 | -62.3% | 426 | -61.3% | 0.00% | -66.7% |
| Q2 2018 | $53,000 | -87.8% | 1,100 | -89.1% | 0.00% | -88.5% |
| Q1 2018 | $436,000 | +65.8% | 10,066 | +52.1% | 0.03% | +85.7% |
| Q4 2017 | $263,000 | -47.2% | 6,618 | -42.4% | 0.01% | -50.0% |
| Q3 2017 | $498,000 | -19.8% | 11,482 | -11.5% | 0.03% | -30.0% |
| Q2 2017 | $621,000 | +57.2% | 12,969 | +34.8% | 0.04% | +42.9% |
| Q1 2017 | $395,000 | +19.3% | 9,620 | +56.2% | 0.03% | +33.3% |
| Q3 2016 | $331,000 | -17.5% | 6,157 | -22.4% | 0.02% | -8.7% |
| Q1 2016 | $401,000 | -74.1% | 7,937 | -67.5% | 0.02% | -74.7% |
| Q4 2015 | $1,546,000 | +10.3% | 24,417 | +14.1% | 0.09% | +28.2% |
| Q3 2015 | $1,401,000 | +65.8% | 21,397 | +71.4% | 0.07% | +73.2% |
| Q2 2015 | $845,000 | -11.3% | 12,484 | -44.1% | 0.04% | -12.8% |
| Q1 2015 | $953,000 | +46.6% | 22,315 | +69.8% | 0.05% | +34.3% |
| Q4 2014 | $650,000 | +47.4% | 13,143 | -14.4% | 0.04% | +29.6% |
| Q3 2014 | $441,000 | – | 15,357 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|