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, Q4 2022
Institutional positions in Sera Prognostics, Inc. as of Dec 31, 2022. 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
- 29
- −5 vs. Q3 2022
- Shares held
- 7.04M
- −1.50M (−17.6%) vs. Q3 2022
- Total value
- $8.86M
- −$4.81M (−35.2%) vs. Q3 2022
- New holders
- 5
- 2 more added
- Sold out
- 10
- 14 more reduced
1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2022
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Interwest Venture Management Co | 2,416,241 | $3.04M | 14.64% | 00.0% | Unchanged |
| Vivo Capital, LLC | 1,856,011 | $2.34M | 0.28% | 00.0% | Unchanged |
| Fosun International Ltd | 554,148 | $698.2K | 0.06% | 00.0% | Unchanged |
| Captrust Financial Advisors | 379,237 | $477.8K | 0.00% | +141,138+59.3% | Added |
| Skye Global Management LP | 332,500 | $418.9K | 0.01% | −193,500−36.8% | Reduced |
| Wells Fargo & Company | 312,255 | $393.4K | 0.00% | −185−0.1% | Reduced |
| Vanguard Group Inc | 212,556 | $267.8K | 0.00% | +579+0.3% | Added |
| Baker Bros. Advisors LP | 201,562 | $254.0K | 0.00% | 00.0% | Unchanged |
| AWM Investment Company, Inc. | 171,640 | $211.1K | 0.03% | −69,006−28.7% | Reduced |
| Geode Capital Management, LLC | 123,567 | $151.0K | 0.00% | −279−0.2% | Reduced |
| Riverview Capital Advisers, LLC | 97,168 | $122.4K | 0.07% | +97,168 | New |
| Commonwealth Equity Services, LLC | 70,588 | $88.0K | 0.00% | −964−1.3% | Reduced |
| HB Wealth Management, LLC | 55,287 | $69.7K | 0.00% | +55,287 | New |
| Marquette Asset Management, LLC | 50,389 | $63.5K | 0.02% | +50,389 | New |
| BlackRock Inc. | 43,896 | $55.3K | 0.00% | −11,723−21.1% | Reduced |
| Renaissance Technologies LLC | 26,400 | $33.0K | 0.00% | −40,940−60.8% | Reduced |
| Prime Capital Investment Advisors, LLC | 21,000 | $26.5K | 0.00% | +21,000 | New |
| MAI Capital Management | 20,000 | $25.2K | 0.00% | −29,503−59.6% | Reduced |
| Ensign Peak Advisors, Inc | 18,108 | $22.3K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 16,929 | $21.0K | 0.00% | −11,988−41.5% | Reduced |
| Aspiriant, LLC | 16,472 | $20.8K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 15,826 | $19.9K | 0.00% | 00.0% | Unchanged |
| Ergoteles LLC | 12,018 | $14.8K | 0.00% | +12,018 | New |
| Segall Bryant & Hamill, LLC | 10,000 | $12.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,563 | $6.00K | 0.00% | −3,565−43.9% | Reduced |
| Morgan Stanley | 3,190 | $4.02K | 0.00% | −7,058−68.9% | Reduced |
| JPMorgan Chase & Co | 959 | $1.00K | 0.00% | −1,199−55.6% | Reduced |
| Citigroup Inc | 91 | $112 | 0.00% | −341−78.9% | Reduced |
| Bank of America Corp | 48 | $60 | 0.00% | −331−87.3% | Reduced |
| Sanders Morris Harris LLC | 0 | $0 | 0.00% | −1,389,573−100.0% | Sold out |
| Requisite Capital Management, LLC | 0 | $0 | 0.00% | −55,648−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −23,527−100.0% | Sold out |
| Lesa Sroufe & Co | 0 | $0 | 0.00% | −16,506−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −12,558−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −9,805−100.0% | Sold out |
| BNP Paribas Arbitrage, SA | 0 | $0 | 0.00% | −1,310−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −1,550−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| China Universal Asset Management Co., Ltd. | 0 | $0 | 0.00% | −277−100.0% | Sold out |
| Parian Global Management LP | – | – | – | – | Not filed |