PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 107 filers reported holding PARATEK PHARMACEUTICALS INC in Q3 2018. The put-call ratio across all filers is 4.42 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $10,000 | +900.0% | 4,776 | +855.2% | 0.00% | – |
| Q1 2023 | $1,000 | -50.0% | 500 | -45.4% | 0.00% | – |
| Q4 2022 | $2,000 | -33.3% | 915 | -24.7% | 0.00% | – |
| Q3 2022 | $3,000 | +200.0% | 1,215 | +143.0% | 0.00% | – |
| Q2 2022 | $1,000 | -90.0% | 500 | -85.7% | 0.00% | – |
| Q1 2022 | $10,000 | -81.5% | 3,506 | -71.0% | 0.00% | – |
| Q4 2021 | $54,000 | +107.7% | 12,091 | +122.5% | 0.00% | – |
| Q3 2021 | $26,000 | +8.3% | 5,433 | +49.5% | 0.00% | – |
| Q2 2021 | $24,000 | -17.2% | 3,634 | -11.5% | 0.00% | – |
| Q1 2021 | $29,000 | 0.0% | 4,104 | -13.1% | 0.00% | – |
| Q4 2020 | $29,000 | +222.2% | 4,721 | +201.3% | 0.00% | – |
| Q3 2020 | $9,000 | -10.0% | 1,567 | -10.7% | 0.00% | – |
| Q2 2020 | $10,000 | -37.5% | 1,754 | -63.6% | 0.00% | – |
| Q1 2020 | $16,000 | -23.8% | 4,816 | -6.8% | 0.00% | – |
| Q4 2019 | $21,000 | +250.0% | 5,166 | +290.8% | 0.00% | – |
| Q3 2019 | $6,000 | +100.0% | 1,322 | +98.5% | 0.00% | – |
| Q2 2019 | $3,000 | -25.0% | 666 | 0.0% | 0.00% | – |
| Q1 2019 | $4,000 | 0.0% | 666 | -4.7% | 0.00% | – |
| Q4 2018 | $4,000 | -75.0% | 699 | -57.0% | 0.00% | – |
| Q3 2018 | $16,000 | +128.6% | 1,625 | +144.0% | 0.00% | – |
| Q2 2018 | $7,000 | -50.0% | 666 | -35.3% | 0.00% | – |
| Q1 2018 | $14,000 | +366.7% | 1,029 | +519.9% | 0.00% | – |
| Q4 2017 | $3,000 | -94.2% | 166 | -92.0% | 0.00% | – |
| Q3 2017 | $52,000 | +1200.0% | 2,065 | +922.3% | 0.00% | – |
| Q2 2017 | $4,000 | -77.8% | 202 | -77.5% | 0.00% | – |
| Q1 2017 | $18,000 | +38.5% | 898 | +5.8% | 0.00% | – |
| Q4 2016 | $13,000 | +18.2% | 849 | -2.0% | 0.00% | – |
| Q3 2016 | $11,000 | +450.0% | 866 | +421.7% | 0.00% | – |
| Q2 2016 | $2,000 | -33.3% | 166 | 0.0% | 0.00% | – |
| Q1 2016 | $3,000 | 0.0% | 166 | -9.3% | 0.00% | – |
| Q4 2015 | $3,000 | -72.7% | 183 | -68.4% | 0.00% | – |
| Q3 2015 | $11,000 | -38.9% | 580 | -17.3% | 0.00% | – |
| Q2 2015 | $18,000 | – | 701 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Omega Fund Management, LLC | 2,600,410 | $16,279,000 | 2.44% |
| Abingworth LLP | 1,041,131 | $6,517,000 | 2.23% |
| Telemetry Investments, L.L.C. | 194,789 | $1,219,000 | 2.06% |
| AIGH Capital Management LLC | 749,608 | $4,692,000 | 1.91% |
| Trellus Management Company, LLC | 340,000 | $2,128,000 | 1.76% |
| Bruce & Co., Inc. | 929,312 | $5,817,000 | 1.12% |
| Worth Venture Partners, LLC | 191,093 | $1,196,000 | 0.95% |
| GENERAL AMERICAN INVESTORS CO INC | 1,000,751 | $6,265,000 | 0.62% |
| Weil Company, Inc. | 104,907 | $657,000 | 0.39% |
| NEXPOINT ASSET MANAGEMENT, L.P. | 140,020 | $877,000 | 0.29% |