PROOFPOINT INC's ticker is and the CUSIP is 743424903. A total of 1 filers reported holding PROOFPOINT INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $15,187,000 | +39865.8% | 87,400 | +29033.3% | 0.02% | – |
| Q1 2021 | $38,000 | -78.5% | 300 | -76.9% | 0.00% | – |
| Q4 2020 | $177,000 | +19.6% | 1,300 | -7.1% | 0.00% | – |
| Q3 2020 | $148,000 | +572.7% | 1,400 | +600.0% | 0.00% | – |
| Q2 2020 | $22,000 | +83.3% | 200 | +100.0% | 0.00% | – |
| Q2 2019 | $12,000 | -50.0% | 100 | -50.0% | 0.00% | – |
| Q1 2019 | $24,000 | +41.2% | 200 | 0.0% | 0.00% | – |
| Q4 2018 | $17,000 | -99.0% | 200 | -98.8% | 0.00% | -100.0% |
| Q3 2018 | $1,712,000 | +14166.7% | 16,100 | +16000.0% | 0.01% | – |
| Q2 2018 | $12,000 | -99.7% | 100 | -99.7% | 0.00% | -100.0% |
| Q1 2018 | $4,126,000 | +519.5% | 36,300 | +384.0% | 0.04% | +740.0% |
| Q4 2017 | $666,000 | -26.6% | 7,500 | -27.9% | 0.01% | -37.5% |
| Q3 2017 | $907,000 | +24.4% | 10,400 | +23.8% | 0.01% | 0.0% |
| Q2 2017 | $729,000 | +96.0% | 8,400 | +68.0% | 0.01% | +100.0% |
| Q1 2017 | $372,000 | -30.7% | 5,000 | -34.2% | 0.00% | -20.0% |
| Q4 2016 | $537,000 | +93.9% | 7,600 | +105.4% | 0.01% | +66.7% |
| Q3 2016 | $277,000 | +15.4% | 3,700 | -2.6% | 0.00% | 0.0% |
| Q2 2016 | $240,000 | +400.0% | 3,800 | +322.2% | 0.00% | +200.0% |
| Q1 2016 | $48,000 | -93.5% | 900 | -92.1% | 0.00% | -88.9% |
| Q4 2015 | $741,000 | +1135.0% | 11,400 | +1040.0% | 0.01% | +800.0% |
| Q3 2015 | $60,000 | -92.1% | 1,000 | -91.7% | 0.00% | -90.9% |
| Q2 2015 | $764,000 | +206.8% | 12,000 | +185.7% | 0.01% | +175.0% |
| Q1 2015 | $249,000 | +479.1% | 4,200 | +366.7% | 0.00% | +300.0% |
| Q4 2014 | $43,000 | +43.3% | 900 | +12.5% | 0.00% | – |
| Q3 2014 | $30,000 | – | 800 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 900 | $43,000 | 0.00% |
| Citadel Advisors | 11,700 | $564,000 | 0.00% |
| SIMPLEX TRADING, LLC | 16 | $12,000 | 0.00% |