PROOFPOINT INC's ticker is PFPT and the CUSIP is 743424103. A total of 301 filers reported holding PROOFPOINT INC in Q1 2018. The put-call ratio across all filers is 0.44 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $2,000 | 0.0% | 18 | 0.0% | 0.00% | – |
| Q4 2017 | $2,000 | 0.0% | 18 | 0.0% | 0.00% | – |
| Q3 2017 | $2,000 | 0.0% | 18 | 0.0% | 0.00% | – |
| Q2 2017 | $2,000 | +100.0% | 18 | 0.0% | 0.00% | – |
| Q1 2017 | $1,000 | 0.0% | 18 | 0.0% | 0.00% | – |
| Q4 2016 | $1,000 | 0.0% | 18 | 0.0% | 0.00% | – |
| Q3 2016 | $1,000 | 0.0% | 18 | 0.0% | 0.00% | – |
| Q2 2016 | $1,000 | -66.7% | 18 | -60.0% | 0.00% | -100.0% |
| Q3 2015 | $3,000 | 0.0% | 45 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $3,000 | 0.0% | 45 | 0.0% | 0.00% | 0.0% |
| Q1 2015 | $3,000 | +50.0% | 45 | 0.0% | 0.00% | +100.0% |
| Q4 2014 | $2,000 | – | 45 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|