ZAFGEN INC's ticker is and the CUSIP is 98885E953. 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 | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $8,000 | -38.5% | 71 | +42.0% | 0.00% | – |
| Q1 2019 | $13,000 | -61.8% | 50 | -28.6% | 0.00% | – |
| Q4 2018 | $34,000 | +3300.0% | 70 | +6900.0% | 0.00% | – |
| Q2 2018 | $1,000 | -50.0% | 1 | -88.9% | 0.00% | – |
| Q1 2018 | $2,000 | – | 9 | -25.0% | 0.00% | – |
| Q3 2017 | $0 | -100.0% | 12 | -79.7% | 0.00% | – |
| Q2 2017 | $8,000 | – | 59 | +490.0% | 0.00% | – |
| Q1 2017 | $0 | -100.0% | 10 | -97.4% | 0.00% | – |
| Q4 2016 | $1,000 | -93.3% | 391 | -6.9% | 0.00% | -100.0% |
| Q3 2016 | $15,000 | +1400.0% | 420 | +3400.0% | 0.00% | – |
| Q2 2016 | $1,000 | -83.3% | 12 | -82.4% | 0.00% | – |
| Q1 2016 | $6,000 | -62.5% | 68 | -28.4% | 0.00% | -100.0% |
| Q4 2015 | $16,000 | -94.3% | 95 | -45.4% | 0.00% | -95.2% |
| Q3 2015 | $282,000 | – | 174 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 131,600 | $418,000 | 0.00% |
| SIMPLEX TRADING, LLC | 391 | $1,000 | 0.00% |