PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 52 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q4 2019. The put-call ratio across all filers is 0.67 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $1,959,000 | -21.8% | 1,781,400 | -2.5% | 0.00% | – |
| Q2 2020 | $2,504,000 | +20.2% | 1,827,842 | 0.0% | 0.00% | – |
| Q1 2020 | $2,084,000 | -50.0% | 1,827,842 | 0.0% | 0.00% | – |
| Q4 2019 | $4,167,000 | +325.6% | 1,827,842 | +57.7% | 0.00% | – |
| Q3 2019 | $979,000 | -5.0% | 1,159,336 | +9.9% | 0.00% | – |
| Q2 2019 | $1,030,000 | -58.2% | 1,055,265 | -46.0% | 0.00% | – |
| Q1 2019 | $2,462,000 | -56.9% | 1,954,264 | +10.8% | 0.00% | – |
| Q4 2018 | $5,714,000 | +121.2% | 1,763,798 | +64.5% | 0.00% | – |
| Q3 2018 | $2,583,000 | -14.8% | 1,071,960 | -1.3% | 0.00% | – |
| Q2 2018 | $3,030,000 | -32.9% | 1,085,885 | +14.3% | 0.00% | – |
| Q1 2018 | $4,514,000 | +138.6% | 950,327 | +192.8% | 0.00% | – |
| Q4 2017 | $1,892,000 | +95.3% | 324,571 | -29.6% | 0.00% | – |
| Q3 2017 | $969,000 | -49.9% | 461,173 | +11.6% | 0.00% | – |
| Q2 2017 | $1,934,000 | -46.6% | 413,153 | -10.7% | 0.00% | – |
| Q1 2017 | $3,620,000 | -31.7% | 462,903 | +7.1% | 0.00% | – |
| Q4 2016 | $5,299,000 | -8.6% | 432,183 | +16.2% | 0.00% | – |
| Q3 2016 | $5,797,000 | +126.6% | 371,864 | +76.3% | 0.00% | – |
| Q2 2016 | $2,558,000 | – | 210,889 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|