PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 107 filers reported holding PARATEK PHARMACEUTICALS INC in Q3 2021. The put-call ratio across all filers is 2.11 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $178,000 | -22.6% | 26,115 | -20.0% | 0.00% | – |
| Q1 2021 | $230,000 | +12.7% | 32,626 | 0.0% | 0.00% | – |
| Q4 2020 | $204,000 | +21.4% | 32,626 | +5.3% | 0.00% | – |
| Q3 2020 | $168,000 | +162.5% | 30,996 | +152.5% | 0.00% | – |
| Q2 2020 | $64,000 | -61.4% | 12,277 | -4.0% | 0.00% | – |
| Q1 2018 | $166,000 | -49.7% | 12,789 | -30.6% | 0.00% | – |
| Q4 2017 | $330,000 | -28.7% | 18,431 | 0.0% | 0.00% | -100.0% |
| Q3 2017 | $463,000 | – | 18,431 | – | 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% |