PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 97 filers reported holding PARATEK PHARMACEUTICALS INC in Q1 2019. The put-call ratio across all filers is 0.51 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $562,000 | +19.1% | 104,874 | +14.0% | 0.00% | 0.0% |
| Q4 2018 | $472,000 | -68.4% | 91,994 | -40.3% | 0.00% | 0.0% |
| Q3 2018 | $1,494,000 | +90.6% | 153,994 | +100.3% | 0.00% | 0.0% |
| Q2 2018 | $784,000 | +36.6% | 76,897 | +74.2% | 0.00% | 0.0% |
| Q1 2018 | $574,000 | -26.6% | 44,137 | +1.0% | 0.00% | 0.0% |
| Q4 2017 | $782,000 | -27.9% | 43,686 | +1.1% | 0.00% | 0.0% |
| Q3 2017 | $1,084,000 | +5.1% | 43,191 | +1.0% | 0.00% | 0.0% |
| Q2 2017 | $1,031,000 | +58.4% | 42,773 | +26.5% | 0.00% | 0.0% |
| Q1 2017 | $651,000 | +66.5% | 33,814 | +33.3% | 0.00% | 0.0% |
| Q4 2016 | $391,000 | +19.9% | 25,363 | +1.1% | 0.00% | 0.0% |
| Q3 2016 | $326,000 | +11.6% | 25,093 | +19.5% | 0.00% | 0.0% |
| Q2 2016 | $292,000 | +9.4% | 21,001 | +19.3% | 0.00% | – |
| Q1 2016 | $267,000 | -20.1% | 17,609 | 0.0% | 0.00% | -100.0% |
| Q4 2015 | $334,000 | -0.3% | 17,609 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $335,000 | -26.2% | 17,609 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $454,000 | – | 17,609 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AIGH Capital Management LLC | 3,387,172 | $6,537,000 | 1.72% |
| Worth Venture Partners, LLC | 969,698 | $2,366,000 | 1.39% |
| Omega Fund Management, LLC | 1,971,241 | $3,804,000 | 1.21% |
| Telemetry Investments, L.L.C. | 495,000 | $955,000 | 1.13% |
| CM Management, LLC | 350,000 | $676,000 | 0.72% |
| Bruce & Co., Inc. | 1,557,312 | $3,005,000 | 0.71% |
| Trellus Management Company, LLC | 295,000 | $569,000 | 0.69% |
| Abingworth LLP | 1,041,131 | $1,999,000 | 0.64% |
| 1492 Capital Management LLC | 489,376 | $944,000 | 0.62% |
| GENERAL AMERICAN INVESTORS CO INC | 1,752,470 | $3,382,000 | 0.34% |