PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 60 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q2 2019. The put-call ratio across all filers is 20.98 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $41,000 | -83.1% | 30 | -85.8% | 0.00% | – |
| Q1 2020 | $242,000 | -49.9% | 212 | 0.0% | 0.00% | – |
| Q4 2019 | $483,000 | -85.6% | 212 | -94.7% | 0.00% | – |
| Q3 2019 | $3,364,000 | -13.4% | 3,981 | 0.0% | 0.00% | – |
| Q2 2019 | $3,885,000 | -57.7% | 3,981 | -45.4% | 0.00% | – |
| Q1 2019 | $9,183,000 | +547.1% | 7,288 | +1563.9% | 0.00% | – |
| Q4 2018 | $1,419,000 | -28.4% | 438 | -46.8% | 0.00% | – |
| Q3 2018 | $1,983,000 | -13.6% | 823 | 0.0% | 0.00% | – |
| Q2 2018 | $2,296,000 | +114.4% | 823 | +500.7% | 0.00% | – |
| Q1 2017 | $1,071,000 | -82.1% | 137 | -72.0% | 0.00% | – |
| Q4 2016 | $5,995,000 | -2.6% | 489 | +23.8% | 0.00% | – |
| Q3 2016 | $6,158,000 | +26.3% | 395 | -1.7% | 0.00% | – |
| Q2 2016 | $4,876,000 | – | 402 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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