PROOFPOINT INC's ticker is and the CUSIP is 743424953. A total of 4 filers reported holding PROOFPOINT INC in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $4,041,000 | – | 38,000 | – | 0.22% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 123 | $1,418,000 | 0.01% |