PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 87 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q1 2019. The put-call ratio across all filers is 0.50 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $13,000 | -62.9% | 10,423 | -2.1% | 0.00% | – |
| Q4 2018 | $35,000 | +775.0% | 10,650 | +702.6% | 0.00% | – |
| Q2 2018 | $4,000 | -33.3% | 1,327 | 0.0% | 0.00% | – |
| Q1 2018 | $6,000 | +100.0% | 1,327 | +83.8% | 0.00% | – |
| Q2 2017 | $3,000 | -40.0% | 722 | +16.1% | 0.00% | – |
| Q1 2017 | $5,000 | -37.5% | 622 | 0.0% | 0.00% | – |
| Q4 2016 | $8,000 | -78.4% | 622 | -74.1% | 0.00% | – |
| Q3 2016 | $37,000 | +3600.0% | 2,401 | +2481.7% | 0.00% | – |
| Q2 2016 | $1,000 | – | 93 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| VHCP Management III, LLC | 848,610 | $2,749,000 | 2.00% |
| GREAT POINT PARTNERS LLC | 3,045,423 | $9,867,000 | 1.25% |
| NEA Management Company, LLC | 5,556,778 | $18,004,000 | 0.71% |
| VHCP Management II, LLC | 501,390 | $1,625,000 | 0.70% |
| SECTORAL ASSET MANAGEMENT INC | 1,581,728 | $5,125,000 | 0.70% |
| HARBOURVEST PARTNERS LLC | 440,627 | $1,428,000 | 0.68% |
| EAM Investors, LLC | 596,871 | $1,934,000 | 0.52% |
| EAM Global Investors LLC | 252,778 | $819,000 | 0.45% |
| Avoro Capital Advisors LLC | 1,300,000 | $4,212,000 | 0.25% |
| Ghost Tree Capital, LLC | 190,000 | $616,000 | 0.22% |