Citadel Advisors LLC
- SEC CIK
- 0001423053
- Latest filing
- Sep 1, 2026
SERA holding history
Sera Prognostics, Inc. in every 13F filed by Citadel Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
SERA overviewAll 13F holders of SERAFull Q2 2026 holdings
- Shares (Q2 2026)
- 41,411
- Value
- $75.4K
- % of portfolio
- <0.1%
- Quarters held
- 13
- Since Q3 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 41,411 | $75.4K | <0.1% | −207,498−83.4% | Reduced | Holders |
| Q1 2026 | 248,909 | $505.3K | <0.1% | −458,705−64.8% | Reduced | Holders |
| Q4 2025 | 707,614 | $2.09M | <0.1% | +53,868+8.2% | Added | Holders |
| Q3 2025 | 653,746 | $2.00M | <0.1% | +24,739+3.9% | Added | Holders |
| Q2 2025 | 629,007 | $1.74M | <0.1% | +1,600+0.3% | Added | Holders |
| Q1 2025 | 627,407 | $2.31M | <0.1% | +627,343+980,223.4% | Added | Holders |
| Q4 2024 | 64 | $521 | <0.1% | +64 | New | Holders |
| Q3 2024 | 0 | $0 | 0.0% | −109,157−100.0% | Sold out | Holders |
| Q2 2024 | 109,157 | $646.2K | <0.1% | +109,157 | New | Holders |
| Q3 2023 | 0 | $0 | 0.0% | −12,087−100.0% | Sold out | Holders |
| Q2 2023 | 12,087 | $39.8K | <0.1% | −8,516−41.3% | Reduced | Holders |
| Q1 2023 | 20,603 | $78.9K | <0.1% | +20,603 | New | Holders |
| Q4 2022 | 0 | $0 | 0.0% | −12,558−100.0% | Sold out | Holders |
| Q3 2022 | 12,558 | $20.0K | <0.1% | +12,558 | New | Holders |
| Q1 2022 | 0 | $0 | 0.0% | −21,872−100.0% | Sold out | Holders |
| Q4 2021 | 21,872 | $151.0K | <0.1% | −35,091−61.6% | Reduced | Holders |
| Q3 2021 | 56,963 | $633.0K | <0.1% | +56,963 | New | Holders |