PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 111 filers reported holding PARATEK PHARMACEUTICALS INC in Q1 2021. The put-call ratio across all filers is 1.17 and the average weighting 0.1%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AIGH Capital Management LLC | 3,387,172 | $6,537,000 | 1.72% |
| Worth Venture Partners, LLC | 969,698 | $2,366,000 | 1.39% |
| Omega Fund Management, LLC | 1,971,241 | $3,804,000 | 1.21% |
| Telemetry Investments, L.L.C. | 495,000 | $955,000 | 1.13% |
| CM Management, LLC | 350,000 | $676,000 | 0.72% |
| Bruce & Co., Inc. | 1,557,312 | $3,005,000 | 0.71% |
| Trellus Management Company, LLC | 295,000 | $569,000 | 0.69% |
| Abingworth LLP | 1,041,131 | $1,999,000 | 0.64% |
| 1492 Capital Management LLC | 489,376 | $944,000 | 0.62% |
| GENERAL AMERICAN INVESTORS CO INC | 1,752,470 | $3,382,000 | 0.34% |