PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 92 filers reported holding PARATEK PHARMACEUTICALS INC in Q2 2016. The put-call ratio across all filers is 0.94 and the average weighting 0.7%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $0 | -100.0% | 300 | -86.4% | 0.00% | -100.0% |
| Q2 2018 | $22,000 | -42.1% | 2,200 | -40.2% | 0.00% | -33.3% |
| Q1 2018 | $38,000 | -93.2% | 3,681 | -92.2% | 0.00% | -87.0% |
| Q4 2017 | $559,000 | -37.6% | 47,178 | -48.0% | 0.02% | -30.3% |
| Q3 2017 | $896,000 | +28.6% | 90,727 | +54.6% | 0.03% | +32.0% |
| Q2 2017 | $697,000 | +2688.0% | 58,675 | +1126.0% | 0.02% | +2400.0% |
| Q1 2017 | $25,000 | -86.5% | 4,786 | -69.2% | 0.00% | -83.3% |
| Q4 2016 | $185,000 | -24.5% | 15,563 | -61.9% | 0.01% | -45.5% |
| Q3 2016 | $245,000 | +42.4% | 40,863 | +47.6% | 0.01% | +22.2% |
| Q2 2016 | $172,000 | – | 27,687 | – | 0.01% | – |
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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% |