PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 114 filers reported holding PARATEK PHARMACEUTICALS INC in Q1 2018. The put-call ratio across all filers is 2.75 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $608,000 | -82.2% | 193,124 | -77.2% | 0.09% | -81.9% |
| Q4 2019 | $3,418,000 | -28.5% | 848,069 | -23.4% | 0.50% | -43.0% |
| Q3 2019 | $4,780,000 | -45.9% | 1,106,422 | -50.0% | 0.87% | -3.7% |
| Q2 2019 | $8,830,000 | +48.9% | 2,212,844 | +100.0% | 0.90% | -24.6% |
| Q1 2019 | $5,930,000 | +4.0% | 1,106,422 | -0.5% | 1.20% | +87.9% |
| Q4 2018 | $5,704,000 | -40.7% | 1,111,936 | +12.1% | 0.64% | -33.7% |
| Q3 2018 | $9,624,000 | +21.5% | 992,146 | +27.8% | 0.96% | +21.6% |
| Q2 2018 | $7,918,000 | +552.2% | 776,309 | +731.6% | 0.79% | +437.4% |
| Q1 2018 | $1,214,000 | – | 93,350 | – | 0.15% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AIGH Capital Management LLC | 2,339,107 | $10,502,000 | 3.20% |
| Telemetry Investments, L.L.C. | 262,279 | $1,178,000 | 1.52% |
| Bruce & Co., Inc. | 1,443,312 | $6,480,000 | 1.30% |
| Omega Fund Management, LLC | 1,971,241 | $8,851,000 | 1.25% |
| Worth Venture Partners, LLC | 556,832 | $2,500,000 | 1.24% |
| Abingworth LLP | 1,041,131 | $4,654,000 | 1.13% |
| 1492 Capital Management LLC | 491,033 | $2,205,000 | 1.09% |
| CM Management, LLC | 300,000 | $1,347,000 | 1.02% |
| Trellus Management Company, LLC | 295,000 | $1,325,000 | 0.88% |
| GENERAL AMERICAN INVESTORS CO INC | 1,306,919 | $5,868,000 | 0.46% |