PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 68 filers reported holding PARATEK PHARMACEUTICALS INC in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.9%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $4,000 | +33.3% | 160 | 0.0% | 0.00% | +100.0% |
| Q1 2017 | $3,000 | +50.0% | 160 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $2,000 | 0.0% | 160 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $2,000 | 0.0% | 160 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $2,000 | 0.0% | 160 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $2,000 | -33.3% | 160 | 0.0% | 0.00% | -50.0% |
| Q4 2015 | $3,000 | 0.0% | 160 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $3,000 | -25.0% | 160 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $4,000 | – | 160 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Omega Fund Management, LLC | 2,600,410 | $13,340,000 | 9.89% |
| Abingworth LLP | 1,041,131 | $5,341,000 | 4.85% |
| Roumell Asset Management, LLC | 450,406 | $2,311,000 | 4.78% |
| HIGHLAND CAPITAL MANAGEMENT LP | 2,391,993 | $12,271,000 | 0.94% |
| Trellus Management Company, LLC | 71,200 | $365,000 | 0.82% |
| ARMISTICE CAPITAL, LLC | 1,968,000 | $10,096,000 | 0.76% |
| Arbiter Partners Capital Management LLC | 1,111,936 | $5,704,000 | 0.64% |
| Fortress Investment Group LLC | 433,804 | $2,226,000 | 0.27% |
| GENERAL AMERICAN INVESTORS CO INC | 464,985 | $2,385,000 | 0.25% |
| WATER ISLAND CAPITAL LLC | 318,518 | $1,634,000 | 0.12% |