PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 104 filers reported holding PARATEK PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.99 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $425,000 | -24.6% | 133,751 | +0.8% | 0.00% | – |
| Q4 2021 | $564,000 | -22.4% | 132,749 | -12.3% | 0.00% | – |
| Q3 2021 | $727,000 | -28.2% | 151,401 | +1.9% | 0.00% | – |
| Q2 2021 | $1,013,000 | -9.7% | 148,543 | -6.5% | 0.00% | – |
| Q1 2021 | $1,122,000 | +8.4% | 158,885 | -3.9% | 0.00% | – |
| Q4 2020 | $1,035,000 | +2.8% | 165,273 | -11.3% | 0.00% | – |
| Q3 2020 | $1,007,000 | +52.8% | 186,260 | +47.6% | 0.00% | – |
| Q2 2020 | $659,000 | +8.0% | 126,235 | -34.7% | 0.00% | – |
| Q1 2020 | $610,000 | +42.5% | 193,457 | +82.2% | 0.00% | – |
| Q4 2019 | $428,000 | -18.0% | 106,199 | -12.1% | 0.00% | – |
| Q3 2019 | $522,000 | +2.0% | 120,874 | -5.7% | 0.00% | – |
| Q2 2019 | $512,000 | – | 128,212 | – | 0.00% | – |
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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% |