Simplex Trading, LLC
- SEC CIK
- 0001488542
- Latest filing
- Aug 12, 2026
GTBP holding history
GT Biopharma, 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.
GTBP overviewAll 13F holders of GTBPFull Q2 2026 holdings
- Shares (Q1 2024)
- 0
- Sold out in Q1 2024
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 10
- Since Q2 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q1 2024 | 0 | $0 | 0.0% | −10−100.0% | Sold outConverted for a 1-for-30 split | Holders |
| Q4 2023 | 304 | $0 | 0.0% | −150−33.0% | Reduced | Holders |
| Q3 2023 | 454 | $0 | 0.0% | +54+13.5% | Added | Holders |
| Q2 2023 | 400 | $0 | 0.0% | +400 | New | Holders |
| Q1 2023 | 0 | $0 | 0.0% | −276−100.0% | Sold out | Holders |
| Q4 2022 | 276 | $0 | 0.0% | −722−72.3% | Reduced | Holders |
| Q3 2022 | 998 | $1.00K | <0.1% | −911−47.7% | Reduced | Holders |
| Q2 2022 | 1,909 | $5.00K | <0.1% | −3,783−66.5% | Reduced | Holders |
| Q1 2022 | 5,692 | $16.0K | <0.1% | −618−9.8% | Reduced | Holders |
| Q4 2021 | 6,310 | $19.0K | <0.1% | +6,243+9,317.9% | Added | Holders |
| Q3 2021 | 67 | $1.00K | <0.1% | 00.0% | Unchanged | Holders |
| Q2 2021 | 67 | $1.00K | <0.1% | +67 | New | Holders |