PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 120 filers reported holding PARATEK PHARMACEUTICALS INC in Q2 2017. The put-call ratio across all filers is 0.41 and the average weighting 0.7%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $18,000 | -64.7% | 2,692 | -67.2% | 0.00% | – |
| Q4 2020 | $51,000 | +168.4% | 8,215 | +134.8% | 0.00% | – |
| Q3 2020 | $19,000 | -24.0% | 3,498 | -25.5% | 0.00% | – |
| Q2 2020 | $25,000 | +212.5% | 4,697 | +72.9% | 0.00% | – |
| Q1 2020 | $8,000 | -71.4% | 2,716 | -61.0% | 0.00% | – |
| Q4 2019 | $28,000 | -22.2% | 6,973 | -16.8% | 0.00% | – |
| Q3 2019 | $36,000 | +16.1% | 8,381 | +7.2% | 0.00% | – |
| Q2 2019 | $31,000 | +342.9% | 7,816 | +503.1% | 0.00% | – |
| Q1 2019 | $7,000 | -12.5% | 1,296 | -14.9% | 0.00% | – |
| Q4 2018 | $8,000 | +166.7% | 1,523 | +326.6% | 0.00% | – |
| Q3 2018 | $3,000 | +50.0% | 357 | +59.4% | 0.00% | – |
| Q2 2018 | $2,000 | -98.5% | 224 | -97.9% | 0.00% | – |
| Q1 2018 | $136,000 | +13500.0% | 10,424 | +15936.9% | 0.00% | – |
| Q4 2017 | $1,000 | -50.0% | 65 | 0.0% | 0.00% | – |
| Q3 2017 | $2,000 | 0.0% | 65 | 0.0% | 0.00% | – |
| Q2 2017 | $2,000 | +100.0% | 65 | 0.0% | 0.00% | – |
| Q1 2017 | $1,000 | – | 65 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Omega Fund Management, LLC | 2,138,872 | $55,119,000 | 27.83% |
| Abingworth LLP | 1,301,413 | $33,524,000 | 15.22% |
| Roumell Asset Management, LLC | 207,703 | $5,353,000 | 9.43% |
| GREAT POINT PARTNERS LLC | 415,338 | $10,703,000 | 4.17% |
| Aisling Capital LLC | 682,680 | $17,593,000 | 2.62% |
| Broadfin Capital, LLC | 530,283 | $13,665,000 | 0.73% |
| Baupost Group | 1,544,498 | $39,802,000 | 0.66% |
| Tekla Capital Management LLC | 691,000 | $17,807,000 | 0.64% |
| GENERAL AMERICAN INVESTORS CO INC | 277,076 | $7,140,000 | 0.59% |
| Lombard Odier Asset Management (USA) Corp | 140,000 | $3,607,000 | 0.26% |