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 | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $445,000 | +509.6% | 404,398 | +663.5% | 0.00% | – |
| Q2 2020 | $73,000 | -24.0% | 52,966 | -37.3% | 0.00% | – |
| Q1 2020 | $96,000 | +29.7% | 84,536 | -3.7% | 0.00% | – |
| Q3 2019 | $74,000 | -73.1% | 87,787 | -68.9% | 0.00% | – |
| Q2 2019 | $275,000 | -72.1% | 282,216 | -63.9% | 0.00% | -100.0% |
| Q1 2019 | $984,000 | -51.6% | 780,916 | +24.4% | 0.00% | -66.7% |
| Q4 2018 | $2,034,000 | +101.2% | 627,915 | +194.9% | 0.00% | +200.0% |
| Q1 2018 | $1,011,000 | -81.8% | 212,891 | -77.7% | 0.00% | -87.5% |
| Q4 2017 | $5,559,000 | +1382.4% | 953,513 | +434.2% | 0.01% | +700.0% |
| Q3 2017 | $375,000 | -30.2% | 178,494 | +55.5% | 0.00% | 0.0% |
| Q2 2017 | $537,000 | -42.2% | 114,752 | -3.4% | 0.00% | -50.0% |
| Q1 2017 | $929,000 | -73.8% | 118,738 | -58.9% | 0.00% | -71.4% |
| Q4 2016 | $3,543,000 | +17.8% | 289,002 | +49.8% | 0.01% | +40.0% |
| Q3 2016 | $3,007,000 | +977.8% | 192,900 | +738.2% | 0.01% | +400.0% |
| Q2 2016 | $279,000 | +181.8% | 23,013 | +123.7% | 0.00% | – |
| Q1 2016 | $99,000 | – | 10,287 | – | 0.00% | – |
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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% |