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% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Cormorant Asset Management, LP | 2,350,000 | $36,636,000 | 4.04% |
| EcoR1 Capital, LLC | 602,315 | $9,390,000 | 2.88% |
| NEA Management Company, LLC | 3,556,778 | $55,450,000 | 2.49% |
| Opaleye Management Inc. | 152,000 | $2,370,000 | 1.24% |
| Avoro Capital Advisors LLC | 179,565 | $2,799,000 | 0.49% |
| Monashee Investment Management LLC | 85,000 | $1,325,000 | 0.47% |
| Rock Springs Capital Management LP | 450,000 | $7,016,000 | 0.44% |
| Perceptive Advisors | 344,550 | $5,372,000 | 0.35% |
| Hillhouse Capital Management | 763,790 | $11,907,000 | 0.24% |
| Eventide Asset Management | 220,000 | $3,430,000 | 0.21% |