PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 105 filers reported holding PARATEK PHARMACEUTICALS INC in Q3 2020. The put-call ratio across all filers is 0.19 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $201,000 | +16.2% | 40,198 | +64.3% | 0.00% | – |
| Q1 2021 | $173,000 | -78.1% | 24,460 | -80.6% | 0.00% | -100.0% |
| Q4 2020 | $790,000 | -0.8% | 126,208 | -21.0% | 0.00% | 0.0% |
| Q3 2020 | $796,000 | +325.7% | 159,762 | +345.0% | 0.00% | – |
| Q2 2020 | $187,000 | +61.2% | 35,898 | -2.8% | 0.00% | – |
| Q1 2020 | $116,000 | -38.0% | 36,948 | -20.3% | 0.00% | – |
| Q4 2019 | $187,000 | -25.8% | 46,348 | -20.5% | 0.00% | – |
| Q3 2019 | $252,000 | -25.0% | 58,323 | -30.7% | 0.00% | – |
| Q2 2019 | $336,000 | -30.3% | 84,123 | -6.4% | 0.00% | -100.0% |
| Q1 2019 | $482,000 | -4.6% | 89,865 | -8.8% | 0.00% | 0.0% |
| Q4 2018 | $505,000 | -47.2% | 98,528 | -0.1% | 0.00% | 0.0% |
| Q3 2018 | $957,000 | +6.0% | 98,675 | +11.4% | 0.00% | -50.0% |
| Q2 2018 | $903,000 | -21.5% | 88,573 | +0.1% | 0.00% | 0.0% |
| Q1 2018 | $1,150,000 | +166.2% | 88,494 | +266.3% | 0.00% | +100.0% |
| Q4 2017 | $432,000 | +49.5% | 24,157 | +109.6% | 0.00% | 0.0% |
| Q3 2017 | $289,000 | – | 11,525 | – | 0.00% | – |
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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% |