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
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% |