PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 87 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q1 2019. The put-call ratio across all filers is 0.50 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $88,000 | -74.3% | 80,112 | -68.0% | 0.00% | – |
| Q2 2020 | $343,000 | -17.5% | 250,062 | -31.6% | 0.00% | – |
| Q1 2020 | $416,000 | -39.8% | 365,446 | +20.5% | 0.00% | – |
| Q4 2019 | $691,000 | +774.7% | 303,384 | +220.5% | 0.00% | – |
| Q3 2019 | $79,000 | -55.6% | 94,667 | -48.2% | 0.00% | – |
| Q2 2019 | $178,000 | -52.7% | 182,898 | -38.8% | 0.00% | – |
| Q1 2019 | $376,000 | -0.5% | 298,858 | +155.7% | 0.00% | – |
| Q4 2018 | $378,000 | +289.7% | 116,882 | +190.9% | 0.00% | – |
| Q3 2018 | $97,000 | -66.0% | 40,180 | -60.7% | 0.00% | – |
| Q2 2018 | $285,000 | -27.8% | 102,325 | +303.7% | 0.00% | – |
| Q3 2016 | $395,000 | – | 25,345 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|