ZAFGEN INC's ticker is and the CUSIP is 98885E903. A total of 2 filers reported holding ZAFGEN INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $3,000 | -40.0% | 48 | +300.0% | 0.00% | – |
| Q4 2018 | $5,000 | -28.6% | 12 | +100.0% | 0.00% | – |
| Q3 2018 | $7,000 | -53.3% | 6 | -60.0% | 0.00% | – |
| Q2 2018 | $15,000 | – | 15 | +87.5% | 0.00% | – |
| Q1 2018 | $0 | – | 8 | -61.9% | 0.00% | – |
| Q4 2017 | $0 | – | 21 | -70.0% | 0.00% | – |
| Q3 2017 | $0 | -100.0% | 70 | -25.5% | 0.00% | – |
| Q2 2017 | $11,000 | – | 94 | -31.9% | 0.00% | – |
| Q4 2016 | $0 | -100.0% | 138 | -7.4% | 0.00% | – |
| Q3 2016 | $3,000 | +200.0% | 149 | +152.5% | 0.00% | – |
| Q2 2016 | $1,000 | -87.5% | 59 | -44.9% | 0.00% | -100.0% |
| Q1 2016 | $8,000 | – | 107 | +3466.7% | 0.00% | – |
| Q4 2015 | $0 | – | 3 | +200.0% | 0.00% | – |
| Q3 2015 | $0 | – | 1 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 138 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 15,700 | $50,000 | 0.00% |