PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 54 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $1,016,000 | -62.7% | 313,466 | -72.2% | 0.10% | -41.7% |
| Q3 2018 | $2,721,000 | -9.5% | 1,129,121 | +4.8% | 0.16% | -24.9% |
| Q2 2018 | $3,006,000 | -42.7% | 1,077,408 | -2.5% | 0.22% | -56.5% |
| Q1 2018 | $5,248,000 | -40.0% | 1,104,940 | -26.3% | 0.50% | -65.8% |
| Q4 2017 | $8,745,000 | – | 1,500,000 | – | 1.46% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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