PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 113 filers reported holding PARATEK PHARMACEUTICALS INC in Q2 2018. The put-call ratio across all filers is 1.93 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $62,000 | -46.1% | 20,727 | -19.1% | 0.00% | – |
| Q4 2021 | $115,000 | -4.2% | 25,613 | +3.9% | 0.00% | – |
| Q3 2021 | $120,000 | -72.2% | 24,640 | -61.0% | 0.00% | -100.0% |
| Q2 2021 | $431,000 | -7.5% | 63,149 | -4.3% | 0.00% | 0.0% |
| Q1 2021 | $466,000 | +12.8% | 66,002 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $413,000 | +15.7% | 66,002 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $357,000 | +11.2% | 66,002 | +7.3% | 0.00% | 0.0% |
| Q2 2020 | $321,000 | +103.2% | 61,484 | +22.6% | 0.00% | – |
| Q1 2020 | $158,000 | -21.0% | 50,132 | +1.2% | 0.00% | – |
| Q4 2019 | $200,000 | -6.5% | 49,547 | 0.0% | 0.00% | – |
| Q3 2019 | $214,000 | +8.1% | 49,547 | 0.0% | 0.00% | – |
| Q2 2019 | $198,000 | -25.6% | 49,547 | 0.0% | 0.00% | -100.0% |
| Q1 2019 | $266,000 | +4.7% | 49,547 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $254,000 | -45.7% | 49,547 | +2.8% | 0.00% | 0.0% |
| Q3 2018 | $468,000 | -4.9% | 48,198 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $492,000 | -6.8% | 48,198 | +18.7% | 0.00% | 0.0% |
| Q1 2018 | $528,000 | -21.4% | 40,617 | +8.2% | 0.00% | 0.0% |
| Q4 2017 | $672,000 | -29.3% | 37,532 | -0.9% | 0.00% | -50.0% |
| Q3 2017 | $951,000 | -5.5% | 37,889 | -9.2% | 0.00% | 0.0% |
| Q2 2017 | $1,006,000 | +34.3% | 41,722 | +7.2% | 0.00% | 0.0% |
| Q1 2017 | $749,000 | +28.9% | 38,922 | +3.2% | 0.00% | +100.0% |
| Q4 2016 | $581,000 | +15.3% | 37,722 | -2.6% | 0.00% | 0.0% |
| Q3 2016 | $504,000 | +20.0% | 38,722 | +28.1% | 0.00% | 0.0% |
| Q2 2016 | $420,000 | +7.1% | 30,222 | +17.0% | 0.00% | 0.0% |
| Q1 2016 | $392,000 | -8.4% | 25,836 | +14.6% | 0.00% | 0.0% |
| Q4 2015 | $428,000 | +1.7% | 22,549 | +1.7% | 0.00% | 0.0% |
| Q3 2015 | $421,000 | -26.7% | 22,169 | -0.4% | 0.00% | 0.0% |
| Q2 2015 | $574,000 | – | 22,269 | – | 0.00% | – |
Download | ||||||
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% |