PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 111 filers reported holding PARATEK PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is 0.59 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $40,770 | +106.7% | 16,051 | +52.1% | 0.00% | – |
| Q4 2022 | $19,729 | -63.5% | 10,550 | -42.1% | 0.00% | – |
| Q1 2022 | $54,000 | -31.6% | 18,211 | +4.4% | 0.00% | – |
| Q4 2021 | $79,000 | -12.2% | 17,446 | -5.6% | 0.00% | – |
| Q3 2021 | $90,000 | -9.1% | 18,484 | +27.2% | 0.00% | – |
| Q2 2021 | $99,000 | -87.2% | 14,534 | -89.8% | 0.00% | – |
| Q3 2020 | $771,000 | -79.9% | 142,486 | -6.7% | 0.00% | -100.0% |
| Q3 2017 | $3,834,000 | -53.8% | 152,754 | -55.6% | 0.00% | -66.7% |
| Q2 2017 | $8,300,000 | +22955.6% | 344,399 | +24239.2% | 0.00% | – |
| Q2 2015 | $36,000 | – | 1,415 | – | 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% |