PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 107 filers reported holding PARATEK PHARMACEUTICALS INC in Q3 2018. The put-call ratio across all filers is 4.42 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $99,000 | -32.2% | 20,379 | -5.0% | 0.04% | -26.7% |
| Q2 2021 | $146,000 | -64.6% | 21,447 | -49.6% | 0.06% | +39.5% |
| Q3 2018 | $413,000 | -45.1% | 42,584 | -42.3% | 0.04% | -93.5% |
| Q2 2018 | $752,000 | +35.3% | 73,770 | +72.6% | 0.66% | +38.0% |
| Q1 2018 | $556,000 | +58.9% | 42,733 | +118.2% | 0.48% | +9.8% |
| Q4 2017 | $350,000 | -5.4% | 19,580 | +33.0% | 0.44% | +778.0% |
| Q3 2017 | $370,000 | +14.9% | 14,726 | +10.1% | 0.05% | +4.2% |
| Q2 2017 | $322,000 | -17.2% | 13,379 | -33.8% | 0.05% | -30.4% |
| Q1 2017 | $389,000 | +38.4% | 20,209 | +10.6% | 0.07% | -17.9% |
| Q4 2016 | $281,000 | +24.3% | 18,271 | +22.8% | 0.08% | -73.0% |
| Q1 2016 | $226,000 | -24.7% | 14,884 | -5.9% | 0.31% | -62.2% |
| Q4 2015 | $300,000 | – | 15,819 | – | 0.82% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Omega Fund Management, LLC | 2,600,410 | $36,172,000 | 26.83% |
| Abingworth LLP | 1,301,413 | $18,103,000 | 18.96% |
| Roumell Asset Management, LLC | 290,136 | $4,036,000 | 9.16% |
| Monashee Investment Management LLC | 100,000 | $1,391,000 | 2.19% |
| BVF INC/IL | 575,000 | $7,998,000 | 1.70% |
| Aisling Capital LLC | 482,680 | $6,714,000 | 1.59% |
| Opaleye Management Inc. | 146,700 | $2,041,000 | 1.36% |
| Broadfin Capital, LLC | 803,332 | $11,174,000 | 1.09% |
| GENERAL AMERICAN INVESTORS CO INC | 477,076 | $6,636,000 | 0.69% |
| Opus Point Partners Management, LLC | 37,665 | $524,000 | 0.51% |