PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 118 filers reported holding PARATEK PHARMACEUTICALS INC in Q4 2017. The put-call ratio across all filers is 1.85 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $4,605,000 | -64.5% | 1,153,993 | -52.3% | 0.27% | -66.7% |
| Q1 2019 | $12,955,000 | +5.6% | 2,416,993 | +1.0% | 0.81% | -14.2% |
| Q4 2018 | $12,271,000 | -52.3% | 2,391,993 | -9.9% | 0.94% | -33.8% |
| Q3 2018 | $25,748,000 | +31.6% | 2,654,428 | +38.4% | 1.42% | +27.9% |
| Q2 2018 | $19,562,000 | +56.9% | 1,917,878 | +99.9% | 1.11% | +72.8% |
| Q1 2018 | $12,471,000 | +205.7% | 959,278 | +320.9% | 0.64% | +243.9% |
| Q4 2017 | $4,079,000 | +237.9% | 227,900 | +373.8% | 0.19% | +252.8% |
| Q3 2017 | $1,207,000 | +109.2% | 48,100 | +60.3% | 0.05% | +82.8% |
| Q1 2017 | $577,000 | -44.7% | 30,000 | -60.0% | 0.03% | -32.6% |
| Q2 2016 | $1,044,000 | – | 75,000 | – | 0.04% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AIGH Capital Management LLC | 1,609,398 | $7,821,000 | 1.64% |
| Telemetry Investments, L.L.C. | 242,514 | $1,179,000 | 1.59% |
| Omega Fund Management, LLC | 2,606,809 | $12,669,000 | 1.42% |
| Bruce & Co., Inc. | 1,343,312 | $6,528,000 | 1.39% |
| 1492 Capital Management LLC | 488,309 | $2,373,000 | 1.20% |
| Abingworth LLP | 1,041,131 | $5,060,000 | 1.15% |
| Trellus Management Company, LLC | 295,000 | $1,434,000 | 1.04% |
| Worth Venture Partners, LLC | 389,440 | $1,893,000 | 0.85% |
| CM Management, LLC | 200,000 | $972,000 | 0.72% |
| GENERAL AMERICAN INVESTORS CO INC | 1,112,658 | $5,408,000 | 0.46% |