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, Q2 2023
Institutional positions in Sera Prognostics, Inc. as of Jun 30, 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
- 33
- −2 vs. Q1 2023
- Shares held
- 9.52M
- −12.3K (−0.1%) vs. Q1 2023
- Total value
- $31.4M
- −$5.14M (−14.1%) vs. Q1 2023
- New holders
- 3
- 4 more added
- Sold out
- 5
- 7 more reduced
Compare with Q1 2023: 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, Q2 2023
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Interwest Venture Management Co | 2,416,241 | $7.96M | 32.47% | 00.0% | Unchanged |
| Vivo Capital, LLC | 1,856,011 | $6.12M | 0.73% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 1,777,435 | $5.86M | 0.03% | −11,565−0.6% | Reduced |
| Vanguard Group Inc | 773,428 | $2.55M | 0.00% | +13,828+1.8% | Added |
| Fosun International Ltd | 554,148 | $1.83M | 0.26% | 00.0% | Unchanged |
| EAM Investors, LLC | 387,193 | $1.28M | 0.24% | 00.0% | Unchanged |
| Captrust Financial Advisors | 381,737 | $1.26M | 0.00% | 00.0% | Unchanged |
| Sanders Morris Harris LLC | 363,172 | $1.20M | 0.26% | −73,270−16.8% | Reduced |
| Acuitas Investments, LLC | 173,202 | $570.7K | 0.33% | +173,202 | New |
| Geode Capital Management, LLC | 145,486 | $479.4K | 0.00% | 00.0% | Unchanged |
| Riverview Capital Advisers, LLC | 102,731 | $338.5K | 0.15% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 73,305 | $241.5K | 0.01% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 70,588 | $233.0K | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 59,918 | $197.4K | 0.00% | +12,048+25.2% | Added |
| Requisite Capital Management, LLC | 55,648 | $183.4K | 0.05% | 00.0% | Unchanged |
| State Street Corp | 50,192 | $165.4K | 0.00% | 00.0% | Unchanged |
| Resource Consulting Group Inc | 46,734 | $154.0K | 0.03% | 00.0% | Unchanged |
| Marquette Asset Management, LLC | 35,687 | $117.6K | 0.03% | −14,845−29.4% | Reduced |
| Northern Trust Corp | 27,191 | $89.6K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 23,326 | $76.9K | 0.00% | −1,186−4.8% | Reduced |
| Prime Capital Investment Advisors, LLC | 21,000 | $69.2K | 0.00% | +21,000 | New |
| Dimensional Fund Advisors LP | 19,921 | $65.6K | 0.00% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 18,108 | $59.7K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 16,989 | $56.0K | 0.00% | −3,011−15.1% | Reduced |
| Susquehanna International Group, LLP | 15,400 | $50.7K | 0.00% | +5,264+51.9% | Added |
| Bank of New York Mellon Corp | 12,997 | $42.8K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 12,087 | $39.8K | 0.00% | −8,516−41.3% | Reduced |
| Charles Schwab Investment Management Inc | 12,000 | $39.5K | 0.00% | 00.0% | Unchanged |
| Segall Bryant & Hamill, LLC | 10,000 | $33.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 3,769 | $12.4K | 0.00% | −1,808−32.4% | Reduced |
| JPMorgan Chase & Co | 959 | $3.16K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 168 | $1.00K | 0.00% | +168 | New |
| Wells Fargo & Company | 98 | $323 | 0.00% | +4+4.3% | Added |
| HB Wealth Management, LLC | 0 | $0 | 0.00% | −47,792−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −30,507−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −17,064−100.0% | Sold out |
| Aspiriant, LLC | 0 | $0 | 0.00% | −16,472−100.0% | Sold out |
| Tucker Asset Management LLC | 0 | $0 | 0.00% | −11,827−100.0% | Sold out |