Simplex Trading, LLC
- SEC CIK
- 0001488542
- Latest filing
- Aug 12, 2026
PRTK holding history
Paratek Pharmaceuticals, Inc. in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
PRTK overviewAll 13F holders of PRTKFull Q2 2026 holdings
- Shares (Q3 2023)
- 0
- Sold out in Q3 2023
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 7
- Since Q2 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q3 2023 | 0 | $0 | 0.0% | −22−100.0% | Sold out | Holders |
| Q2 2023 | 22 | $0 | 0.0% | +22 | New | Holders |
| Q1 2023 | 0 | $0 | 0.0% | −15,716−100.0% | Sold out | Holders |
| Q4 2022 | 15,716 | $29.0K | <0.1% | −242,569−93.9% | Reduced | Holders |
| Q3 2022 | 258,285 | $663.0K | <0.1% | +258,285 | New | Holders |
| Q2 2022 | 0 | $0 | 0.0% | −1,426−100.0% | Sold out | Holders |
| Q1 2022 | 1,426 | $4.00K | <0.1% | −4,758−76.9% | Reduced | Holders |
| Q4 2021 | 6,184 | $27.0K | <0.1% | −19,016−75.5% | Reduced | Holders |
| Q3 2021 | 25,200 | $182.0K | <0.1% | +84+0.3% | Added | Holders |
| Q2 2021 | 25,116 | $171.0K | <0.1% | +25,116 | New | Holders |