Sera Prognostics, Inc.
SERA- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0001534969
In the last 90 days, Sera Prognostics, Inc. insiders filed 0 open-market purchases and 5 sales; 47 institutions reported holding it in 13F filings for Q2 2026, worth $31.0M in total; no superinvestor holds it.
13F holders, Q1 2023
Institutional positions in Sera Prognostics, Inc. as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 35
- +6 vs. Q4 2022
- Shares held
- 9.53M
- +2.49M (+35.3%) vs. Q4 2022
- Total value
- $36.5M
- +$27.6M (+311.9%) vs. Q4 2022
- New holders
- 15
- 9 more added
- Sold out
- 9
- 2 more reduced
Compare with Q4 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SERA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 47 | $31.0M |
| Q1 2026 | 56 | $40.5M |
| Q4 2025 | 57 | $52.1M |
| Q3 2025 | 62 | $55.6M |
| Q2 2025 | 59 | $51.5M |
| Q1 2025 | 71 | $74.4M |
| Q4 2024 | 73 | $147.2M |
| Q3 2024 | 61 | $140.3M |
| Q2 2024 | 65 | $98.2M |
| Q1 2024 | 52 | $131.1M |
| Q4 2023 | 47 | $66.8M |
| Q3 2023 | 28 | $16.5M |
| Q2 2023 | 33 | $31.4M |
| Q1 2023 | 35 | $36.5M |
| Q4 2022 | 29 | $8.86M |
| Q3 2022 | 35 | $13.9M |
| Q2 2022 | 30 | $14.2M |
| Q1 2022 | 45 | $36.6M |
| Q4 2021 | 37 | $63.8M |
| Q3 2021 | 36 | $96.1M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Interwest Venture Management Co | 2,416,241 | $9.25M | 44.48% | 00.0% | Unchanged |
| Vivo Capital, LLC | 1,856,011 | $7.11M | 0.53% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 1,789,000 | $6.85M | 0.04% | +1,587,438+787.6% | Added |
| Vanguard Group Inc | 759,600 | $2.91M | 0.00% | +547,044+257.4% | Added |
| Fosun International Ltd | 554,148 | $2.12M | 0.20% | 00.0% | Unchanged |
| Sanders Morris Harris LLC | 436,442 | $1.67M | 0.58% | +436,442 | New |
| EAM Investors, LLC | 387,193 | $1.48M | 0.29% | +387,193 | New |
| Captrust Financial Advisors | 381,737 | $1.46M | 0.01% | +2,500+0.7% | Added |
| Geode Capital Management, LLC | 145,486 | $557.2K | 0.00% | +21,919+17.7% | Added |
| Riverview Capital Advisers, LLC | 102,731 | $393.5K | 0.17% | +5,563+5.7% | Added |
| Bridgeway Capital Management, LLC | 73,305 | $280.8K | 0.01% | +73,305 | New |
| Commonwealth Equity Services, LLC | 70,588 | $270.0K | 0.00% | 00.0% | Unchanged |
| Requisite Capital Management, LLC | 55,648 | $213.1K | 0.07% | +55,648 | New |
| Marquette Asset Management, LLC | 50,532 | $193.5K | 0.05% | +143+0.3% | Added |
| State Street Corp | 50,192 | $192.2K | 0.00% | +50,192 | New |
| BlackRock Inc. | 47,870 | $183.3K | 0.00% | +3,974+9.1% | Added |
| HB Wealth Management, LLC | 47,792 | $183.0K | 0.00% | −7,495−13.6% | Reduced |
| Resource Consulting Group Inc | 46,734 | $179.0K | 0.05% | +46,734 | New |
| Jane Street Group, LLC | 30,507 | $116.8K | 0.00% | +30,507 | New |
| Northern Trust Corp | 27,191 | $104.1K | 0.00% | +11,365+71.8% | Added |
| UBS Group AG | 24,512 | $93.9K | 0.00% | +24,512 | New |
| Citadel Advisors LLC | 20,603 | $78.9K | 0.00% | +20,603 | New |
| MAI Capital Management | 20,000 | $76.6K | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 19,921 | $76.3K | 0.00% | +19,921 | New |
| Ensign Peak Advisors, Inc | 18,108 | $69.4K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 17,064 | $65.4K | 0.00% | +17,064 | New |
| Aspiriant, LLC | 16,472 | $63.1K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 12,997 | $49.8K | 0.00% | +12,997 | New |
| Charles Schwab Investment Management Inc | 12,000 | $46.0K | 0.00% | +12,000 | New |
| Tucker Asset Management LLC | 11,827 | $45.3K | 0.01% | +11,827 | New |
| Susquehanna International Group, LLP | 10,136 | $38.8K | 0.00% | +10,136 | New |
| Segall Bryant & Hamill, LLC | 10,000 | $38.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 5,577 | $21.4K | 0.00% | +2,387+74.8% | Added |
| JPMorgan Chase & Co | 959 | $4.00K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 94 | $360 | 0.00% | −312,161−100.0% | Reduced |
| Skye Global Management LP | 0 | $0 | 0.00% | −332,500−100.0% | Sold out |
| AWM Investment Company, Inc. | 0 | $0 | 0.00% | −171,640−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −26,400−100.0% | Sold out |
| Prime Capital Investment Advisors, LLC | 0 | $0 | 0.00% | −21,000−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −16,929−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −12,018−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −4,563−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −91−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −48−100.0% | Sold out |