Simplex Trading, LLC
- SEC CIK
- 0001488542
- Latest filing
- Aug 12, 2026
DAWN holding history
Day One Biopharmaceuticals, 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.
DAWN overviewAll 13F holders of DAWNFull Q2 2026 holdings
- Shares (Q2 2026)
- 0
- Sold out in Q2 2026
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 8
- Since Q2 2022
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 0 | $0 | 0.0% | −64,464−100.0% | Sold out | Holders |
| Q1 2026 | 64,464 | $1.38M | <0.1% | +64,464 | New | Holders |
| Q2 2025 | 0 | $0 | 0.0% | −1,665−100.0% | Sold out | Holders |
| Q1 2025 | 1,665 | $13.0K | <0.1% | +1,665 | New | Holders |
| Q4 2024 | 0 | $0 | 0.0% | −7,240−100.0% | Sold out | Holders |
| Q3 2024 | 7,240 | $100.0K | <0.1% | −10,185−58.5% | Reduced | Holders |
| Q2 2024 | 17,425 | $240.0K | <0.1% | +14,667+531.8% | Added | Holders |
| Q1 2024 | 2,758 | $45.0K | <0.1% | +2,758 | New | Holders |
| Q3 2023 | 0 | $0 | 0.0% | −107−100.0% | Sold out | Holders |
| Q2 2023 | 107 | $1.00K | <0.1% | −6,306−98.3% | Reduced | Holders |
| Q1 2023 | 6,413 | $85.0K | <0.1% | +6,413 | New | Holders |
| Q3 2022 | 0 | $0 | 0.0% | −132,926−100.0% | Sold out | Holders |
| Q2 2022 | 132,926 | $2.38M | 0.1% | +132,926 | New | Holders |