PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 104 filers reported holding PARATEK PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.99 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $63,000 | -24.1% | 21,295 | +15.1% | 0.00% | – |
| Q4 2021 | $83,000 | -9.8% | 18,500 | -2.0% | 0.00% | – |
| Q3 2021 | $92,000 | -28.7% | 18,876 | 0.0% | 0.00% | – |
| Q2 2021 | $129,000 | -10.4% | 18,876 | -7.2% | 0.00% | – |
| Q1 2021 | $144,000 | +13.4% | 20,344 | 0.0% | 0.00% | – |
| Q4 2020 | $127,000 | +62.8% | 20,344 | +40.5% | 0.00% | – |
| Q3 2020 | $78,000 | +2.6% | 14,483 | 0.0% | 0.00% | – |
| Q2 2020 | $76,000 | +40.7% | 14,483 | -15.7% | 0.00% | – |
| Q1 2020 | $54,000 | -29.9% | 17,189 | -10.2% | 0.00% | – |
| Q4 2019 | $77,000 | +35.1% | 19,141 | +45.5% | 0.00% | – |
| Q3 2019 | $57,000 | +9.6% | 13,152 | 0.0% | 0.00% | – |
| Q2 2019 | $52,000 | -25.7% | 13,152 | 0.0% | 0.00% | – |
| Q1 2019 | $70,000 | +4.5% | 13,152 | 0.0% | 0.00% | – |
| Q4 2018 | $67,000 | -47.7% | 13,152 | 0.0% | 0.00% | – |
| Q3 2018 | $128,000 | -4.5% | 13,152 | 0.0% | 0.00% | – |
| Q2 2018 | $134,000 | -2.2% | 13,152 | +24.4% | 0.00% | – |
| Q1 2018 | $137,000 | -27.5% | 10,573 | 0.0% | 0.00% | – |
| Q4 2017 | $189,000 | -28.7% | 10,573 | 0.0% | 0.00% | -100.0% |
| Q3 2017 | $265,000 | +3.9% | 10,573 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $255,000 | – | 10,573 | – | 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% |