PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 62 filers reported holding PARATEK PHARMACEUTICALS INC in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.9%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $2,457 | -98.1% | 1,112 | -97.5% | 0.00% | – |
| Q1 2022 | $132,000 | -43.6% | 44,588 | -14.5% | 0.00% | – |
| Q4 2021 | $234,000 | -8.9% | 52,155 | -1.4% | 0.00% | – |
| Q3 2021 | $257,000 | -25.7% | 52,886 | +4.2% | 0.00% | – |
| Q2 2021 | $346,000 | -9.7% | 50,736 | -6.4% | 0.00% | -100.0% |
| Q1 2021 | $383,000 | +9.1% | 54,227 | -3.3% | 0.00% | – |
| Q4 2020 | $351,000 | +23.6% | 56,067 | +6.8% | 0.00% | – |
| Q3 2020 | $284,000 | -11.0% | 52,488 | -14.1% | 0.00% | -100.0% |
| Q2 2020 | $319,000 | +107.1% | 61,073 | +24.6% | 0.00% | – |
| Q1 2020 | $154,000 | -22.2% | 49,034 | 0.0% | 0.00% | – |
| Q4 2019 | $198,000 | +3.1% | 49,034 | +10.4% | 0.00% | – |
| Q3 2019 | $192,000 | +7.9% | 44,418 | -0.7% | 0.00% | – |
| Q2 2019 | $178,000 | -17.6% | 44,718 | +10.9% | 0.00% | – |
| Q1 2019 | $216,000 | +2.4% | 40,338 | -2.1% | 0.00% | – |
| Q4 2018 | $211,000 | -20.7% | 41,198 | +50.0% | 0.00% | -100.0% |
| Q3 2018 | $266,000 | -11.6% | 27,465 | -6.9% | 0.00% | 0.0% |
| Q2 2018 | $301,000 | -0.7% | 29,515 | +26.8% | 0.00% | 0.0% |
| Q1 2018 | $303,000 | -25.4% | 23,275 | +2.7% | 0.00% | 0.0% |
| Q4 2017 | $406,000 | -42.3% | 22,665 | -19.2% | 0.00% | -50.0% |
| Q3 2017 | $704,000 | +7.8% | 28,061 | +3.5% | 0.00% | +100.0% |
| Q2 2017 | $653,000 | +72.3% | 27,102 | +37.5% | 0.00% | 0.0% |
| Q1 2017 | $379,000 | +40.9% | 19,713 | +13.0% | 0.00% | 0.0% |
| Q4 2016 | $269,000 | +29.3% | 17,443 | +9.1% | 0.00% | 0.0% |
| Q3 2016 | $208,000 | +8.3% | 15,987 | +15.9% | 0.00% | 0.0% |
| Q2 2016 | $192,000 | +3.2% | 13,792 | +12.3% | 0.00% | 0.0% |
| Q1 2016 | $186,000 | -19.8% | 12,282 | +0.5% | 0.00% | 0.0% |
| Q4 2015 | $232,000 | +17.2% | 12,217 | +17.4% | 0.00% | 0.0% |
| Q3 2015 | $198,000 | -22.7% | 10,407 | +4.8% | 0.00% | 0.0% |
| Q2 2015 | $256,000 | – | 9,930 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Omega Fund Management, LLC | 2,600,410 | $13,340,000 | 9.89% |
| Abingworth LLP | 1,041,131 | $5,341,000 | 4.85% |
| Roumell Asset Management, LLC | 450,406 | $2,311,000 | 4.78% |
| HIGHLAND CAPITAL MANAGEMENT LP | 2,391,993 | $12,271,000 | 0.94% |
| Trellus Management Company, LLC | 71,200 | $365,000 | 0.82% |
| ARMISTICE CAPITAL, LLC | 1,968,000 | $10,096,000 | 0.76% |
| Arbiter Partners Capital Management LLC | 1,111,936 | $5,704,000 | 0.64% |
| Fortress Investment Group LLC | 433,804 | $2,226,000 | 0.27% |
| GENERAL AMERICAN INVESTORS CO INC | 464,985 | $2,385,000 | 0.25% |
| WATER ISLAND CAPITAL LLC | 318,518 | $1,634,000 | 0.12% |