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 | $1,220,000 | -11.1% | 178,850 | -8.0% | 0.14% | -15.0% |
| Q1 2021 | $1,372,000 | +2.0% | 194,297 | -9.5% | 0.17% | 0.0% |
| Q4 2020 | $1,345,000 | -2.5% | 214,781 | -15.7% | 0.17% | -15.2% |
| Q3 2020 | $1,379,000 | +7.1% | 254,901 | +3.4% | 0.20% | -6.6% |
| Q2 2020 | $1,287,000 | +137.5% | 246,484 | +714.1% | 0.21% | +197.2% |
| Q4 2017 | $542,000 | -65.5% | 30,276 | -51.7% | 0.07% | -66.8% |
| Q3 2017 | $1,572,000 | +69.9% | 62,634 | +63.2% | 0.21% | +62.1% |
| Q2 2017 | $925,000 | -6.6% | 38,367 | -25.4% | 0.13% | -14.8% |
| Q1 2017 | $990,000 | +44.5% | 51,426 | +15.6% | 0.16% | +37.2% |
| Q4 2016 | $685,000 | – | 44,487 | – | 0.11% | – |
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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% |