PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 62 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q2 2018. The put-call ratio across all filers is 1.90 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $95,000 | -60.9% | 74,920 | 0.0% | 0.00% | – |
| Q4 2018 | $243,000 | +113.2% | 74,920 | +59.7% | 0.00% | – |
| Q3 2018 | $114,000 | -13.0% | 46,900 | 0.0% | 0.00% | – |
| Q2 2018 | $131,000 | +50.6% | 46,900 | +156.3% | 0.00% | – |
| Q1 2018 | $87,000 | -18.7% | 18,300 | 0.0% | 0.00% | – |
| Q4 2017 | $107,000 | +174.4% | 18,300 | 0.0% | 0.00% | – |
| Q3 2017 | $39,000 | -54.7% | 18,300 | 0.0% | 0.00% | – |
| Q2 2017 | $86,000 | -61.3% | 18,300 | -35.3% | 0.00% | – |
| Q1 2017 | $222,000 | -36.0% | 28,300 | 0.0% | 0.00% | – |
| Q4 2016 | $347,000 | +122.4% | 28,300 | +183.0% | 0.00% | – |
| Q3 2016 | $156,000 | +27.9% | 10,000 | 0.0% | 0.00% | – |
| Q2 2016 | $122,000 | – | 10,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|