PROTEOSTASIS THERAPEUTICS IN's ticker is and the CUSIP is 74373B959. A total of 3 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q2 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $11,000 | -77.6% | 108 | -70.2% | 0.00% | – |
| Q2 2020 | $49,000 | -14.0% | 363 | -27.8% | 0.00% | – |
| Q1 2020 | $57,000 | -81.9% | 503 | -63.7% | 0.00% | -100.0% |
| Q4 2019 | $315,000 | +4400.0% | 1,384 | +1490.8% | 0.00% | – |
| Q3 2019 | $7,000 | -86.8% | 87 | -84.0% | 0.00% | – |
| Q2 2019 | $53,000 | -71.2% | 545 | -62.8% | 0.00% | -100.0% |
| Q1 2019 | $184,000 | +64.3% | 1,465 | +323.4% | 0.00% | – |
| Q4 2018 | $112,000 | +2700.0% | 346 | +1630.0% | 0.00% | – |
| Q3 2018 | $4,000 | -60.0% | 20 | -45.9% | 0.00% | – |
| Q2 2018 | $10,000 | -60.0% | 37 | -78.0% | 0.00% | -100.0% |
| Q1 2018 | $25,000 | – | 168 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 80,400 | $78,000 | 0.00% |
| SIMPLEX TRADING, LLC | 545 | $53,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |