PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 53 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q1 2018. The put-call ratio across all filers is 0.81 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $34,000 | -56.4% | 30,700 | -46.3% | 0.00% | – |
| Q2 2020 | $78,000 | +500.0% | 57,205 | +412.0% | 0.00% | – |
| Q1 2020 | $13,000 | -75.0% | 11,172 | -51.0% | 0.00% | – |
| Q4 2019 | $52,000 | +225.0% | 22,793 | +19.7% | 0.00% | – |
| Q3 2019 | $16,000 | -27.3% | 19,048 | -14.0% | 0.00% | – |
| Q2 2019 | $22,000 | -21.4% | 22,148 | -1.6% | 0.00% | – |
| Q1 2019 | $28,000 | +7.7% | 22,498 | +179.3% | 0.00% | – |
| Q4 2018 | $26,000 | +18.2% | 8,055 | -10.8% | 0.00% | – |
| Q3 2018 | $22,000 | -43.6% | 9,030 | -36.6% | 0.00% | – |
| Q2 2018 | $39,000 | -22.0% | 14,253 | +35.1% | 0.00% | – |
| Q1 2018 | $50,000 | +1566.7% | 10,550 | +2010.0% | 0.00% | – |
| Q4 2017 | $3,000 | – | 500 | +5455.6% | 0.00% | – |
| Q3 2017 | $0 | -100.0% | 9 | -97.0% | 0.00% | – |
| Q1 2017 | $2,000 | -50.0% | 298 | -0.7% | 0.00% | – |
| Q4 2016 | $4,000 | +300.0% | 300 | +252.9% | 0.00% | – |
| Q3 2016 | $1,000 | – | 85 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Cormorant Asset Management, LP | 3,804,027 | $17,803,000 | 2.95% |
| HARBOURVEST PARTNERS LLC | 440,627 | $2,062,000 | 0.89% |
| NEA Management Company, LLC | 3,556,778 | $16,646,000 | 0.61% |
| Rock Springs Capital Management LP | 450,000 | $2,106,000 | 0.11% |
| Bain Capital Public Equity Management, LLC | 263,498 | $1,233,000 | 0.07% |
| ELEMENT CAPITAL MANAGEMENT LLC | 65,973 | $309,000 | 0.06% |
| Hillhouse Capital Management | 865,923 | $4,053,000 | 0.06% |
| SABBY MANAGEMENT, LLC | 125,151 | $586,000 | 0.04% |
| Marshall Wace North America L.P. | 684,124 | $3,421,000 | 0.02% |
| FNY Partners Fund LP | 20,127 | $94,000 | 0.02% |