PROTEOSTASIS THERAPEUTICS IN's ticker is PTI and the CUSIP is 74373B109. A total of 52 filers reported holding PROTEOSTASIS THERAPEUTICS IN in Q4 2019. The put-call ratio across all filers is 0.67 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $288,000 | +678.4% | 262,108 | +1495.1% | 0.02% | +466.7% |
| Q4 2019 | $37,000 | -68.4% | 16,432 | -88.1% | 0.00% | -72.7% |
| Q3 2019 | $117,000 | -13.3% | 138,056 | 0.0% | 0.01% | -8.3% |
| Q2 2019 | $135,000 | -10.6% | 138,056 | +15.5% | 0.01% | -20.0% |
| Q1 2019 | $151,000 | +190.4% | 119,495 | +650.2% | 0.02% | +87.5% |
| Q4 2018 | $52,000 | – | 15,929 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Cormorant Asset Management, LP | 3,804,027 | $46,637,000 | 6.29% |
| NEA Management Company, LLC | 3,556,778 | $43,606,000 | 1.73% |
| Opaleye Management Inc. | 150,000 | $1,839,000 | 1.08% |
| Rock Springs Capital Management LP | 450,000 | $5,517,000 | 0.37% |
| Hillhouse Capital Management | 865,923 | $10,616,000 | 0.24% |
| Eventide Asset Management | 220,000 | $2,697,000 | 0.18% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 186,000 | $2,280,000 | 0.09% |
| Virtus ETF Advisers LLC | 24,169 | $296,000 | 0.09% |
| TFS CAPITAL LLC | 20,078 | $246,000 | 0.07% |
| Trexquant Investment LP | 19,600 | $240,000 | 0.04% |