PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $12,000 | -20.0% | 11,200 | 0.0% | 0.00% | – |
| Q2 2020 | $15,000 | +15.4% | 11,200 | 0.0% | 0.00% | – |
| Q1 2020 | $13,000 | -50.0% | 11,200 | 0.0% | 0.00% | – |
| Q4 2019 | $26,000 | +188.9% | 11,200 | 0.0% | 0.00% | – |
| Q3 2019 | $9,000 | -50.0% | 11,200 | -38.8% | 0.00% | – |
| Q2 2019 | $18,000 | -97.0% | 18,300 | -96.1% | 0.00% | – |
| Q1 2019 | $594,000 | -38.8% | 471,360 | +57.5% | 0.00% | – |
| Q4 2018 | $970,000 | +49.9% | 299,363 | +11.1% | 0.00% | – |
| Q3 2018 | $647,000 | +10.0% | 269,567 | +28.2% | 0.00% | – |
| Q2 2018 | $588,000 | +833.3% | 210,200 | +1468.7% | 0.00% | – |
| Q1 2018 | $63,000 | -91.7% | 13,400 | -86.2% | 0.00% | – |
| Q1 2017 | $760,000 | -28.2% | 97,167 | +12.4% | 0.00% | – |
| Q4 2016 | $1,059,000 | -28.9% | 86,471 | -9.6% | 0.00% | – |
| Q3 2016 | $1,490,000 | +34.4% | 95,617 | +4.7% | 0.00% | – |
| Q2 2016 | $1,109,000 | – | 91,304 | – | 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% |