PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 113 filers reported holding PARATEK PHARMACEUTICALS INC in Q2 2018. The put-call ratio across all filers is 1.93 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $6,209,000 | -14.6% | 477,607 | +17.6% | 0.97% | -18.6% |
| Q4 2017 | $7,271,000 | -28.7% | 406,207 | 0.0% | 1.19% | -21.2% |
| Q3 2017 | $10,196,000 | +52.7% | 406,207 | +46.6% | 1.51% | +85.9% |
| Q2 2017 | $6,676,000 | +54.9% | 277,020 | +23.7% | 0.81% | +55.4% |
| Q1 2017 | $4,309,000 | -64.4% | 223,862 | -71.5% | 0.52% | -61.2% |
| Q4 2016 | $12,106,000 | +18.4% | 786,134 | 0.0% | 1.34% | +46.6% |
| Q3 2016 | $10,228,000 | -8.5% | 786,134 | -2.1% | 0.92% | -15.6% |
| Q2 2016 | $11,174,000 | +38.9% | 803,332 | +51.5% | 1.09% | +39.8% |
| Q1 2016 | $8,044,000 | -20.0% | 530,282 | -0.0% | 0.78% | +25.5% |
| Q4 2015 | $10,059,000 | -0.2% | 530,283 | 0.0% | 0.62% | +10.3% |
| Q3 2015 | $10,075,000 | -26.3% | 530,283 | 0.0% | 0.56% | -23.6% |
| Q2 2015 | $13,665,000 | +68.0% | 530,283 | +103.7% | 0.73% | +15.8% |
| Q1 2015 | $8,136,000 | -49.3% | 260,283 | -50.0% | 0.63% | -9.2% |
| Q4 2014 | $16,054,000 | – | 520,566 | – | 0.70% | – |
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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% |