PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 134 filers reported holding PARATEK PHARMACEUTICALS INC in Q3 2017. The put-call ratio across all filers is 0.37 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $581,000 | -21.6% | 57,000 | 0.0% | 0.01% | -30.8% |
| Q1 2018 | $741,000 | -27.4% | 57,000 | 0.0% | 0.01% | -27.8% |
| Q4 2017 | $1,020,000 | -75.1% | 57,000 | -65.0% | 0.02% | -74.6% |
| Q3 2017 | $4,091,000 | -25.2% | 163,000 | -28.2% | 0.07% | -31.1% |
| Q2 2017 | $5,471,000 | +136.8% | 227,000 | +89.2% | 0.10% | +128.9% |
| Q1 2017 | $2,310,000 | +195.8% | 120,000 | +100.0% | 0.04% | +136.8% |
| Q3 2016 | $781,000 | +40.5% | 60,000 | +50.0% | 0.02% | +35.7% |
| Q2 2016 | $556,000 | – | 40,000 | – | 0.01% | – |
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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% |