PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 112 filers reported holding PARATEK PHARMACEUTICALS INC in Q1 2017. The put-call ratio across all filers is 3.09 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $1,130,000 | +16.4% | 73,378 | -1.7% | 0.00% | 0.0% |
| Q3 2016 | $971,000 | +29.0% | 74,653 | +37.9% | 0.00% | 0.0% |
| Q2 2016 | $753,000 | +15.5% | 54,133 | +25.9% | 0.00% | 0.0% |
| Q1 2016 | $652,000 | -17.8% | 42,998 | +2.9% | 0.00% | 0.0% |
| Q4 2015 | $793,000 | +0.4% | 41,787 | +0.5% | 0.00% | 0.0% |
| Q3 2015 | $790,000 | -27.7% | 41,564 | -1.9% | 0.00% | 0.0% |
| Q2 2015 | $1,092,000 | +15500.0% | 42,385 | +19522.7% | 0.00% | – |
| Q1 2015 | $7,000 | -12.5% | 216 | 0.0% | 0.00% | – |
| Q4 2014 | $8,000 | – | 216 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Omega Fund Management, LLC | 2,600,410 | $16,279,000 | 2.44% |
| Abingworth LLP | 1,041,131 | $6,517,000 | 2.23% |
| Telemetry Investments, L.L.C. | 194,789 | $1,219,000 | 2.06% |
| AIGH Capital Management LLC | 749,608 | $4,692,000 | 1.91% |
| Trellus Management Company, LLC | 340,000 | $2,128,000 | 1.76% |
| Bruce & Co., Inc. | 929,312 | $5,817,000 | 1.12% |
| Worth Venture Partners, LLC | 191,093 | $1,196,000 | 0.95% |
| GENERAL AMERICAN INVESTORS CO INC | 1,000,751 | $6,265,000 | 0.62% |
| Weil Company, Inc. | 104,907 | $657,000 | 0.39% |
| NEXPOINT ASSET MANAGEMENT, L.P. | 140,020 | $877,000 | 0.29% |