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 2025
Institutional positions in Sera Prognostics, Inc. as of Dec 31, 2025. 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
- 57
- −2 vs. Q3 2025
- Shares held
- 17.6M
- −503.1K (−2.8%) vs. Q3 2025
- Total value
- $52.1M
- −$3.46M (−6.2%) vs. Q3 2025
- New holders
- 6
- 14 more added
- Sold out
- 8
- 14 more reduced
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 40 | $0 | 0.00% | −2,173−98.2% | Reduced |
| SBI Securities Co., Ltd. | 7 | $21 | 0.00% | −1−12.5% | Reduced |
| Nisa Investment Advisors, LLC | 129 | $381 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 200 | $590 | 0.00% | +195+3,900.0% | Added |
| JPMorgan Chase & Co | 222 | $655 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 236 | $696 | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 301 | $888 | 0.00% | 00.0% | Unchanged |
| Torren Management, LLC | 389 | $1.15K | 0.00% | +389 | New |
| Optiver Holding B.V. | 412 | $1.22K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 945 | $2.79K | 0.00% | +945 | New |
| CWM, LLC | 1,006 | $3.00K | 0.00% | −1−0.1% | Reduced |
| Bank of America Corp | 4,670 | $13.8K | 0.00% | −774−14.2% | Reduced |
| Geneos Wealth Management Inc. | 7,800 | $23.0K | 0.00% | +3,300+73.3% | Added |
| Deutsche Bank AG | 8,729 | $25.8K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 10,639 | $31.5K | 0.00% | +10,639 | New |
| Abel Hall, LLC | 11,037 | $32.6K | 0.01% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 11,403 | $33.6K | 0.00% | +11,403 | New |
| Charles Schwab Investment Management Inc | 12,085 | $35.7K | 0.00% | −7−0.1% | Reduced |
| Colony Group, LLC | 12,156 | $35.9K | 0.00% | 00.0% | Unchanged |
| Riverview Capital Advisers, LLC | 12,669 | $37.4K | 0.01% | −64−0.5% | Reduced |
| Wagner Wealth Management, LLC | 12,686 | $37.4K | 0.01% | +286+2.3% | Added |
| FMR LLC | 14,845 | $43.8K | 0.00% | 00.0% | Unchanged |
| Lido Advisors, LLC | 16,623 | $50.3K | 0.00% | −5,541−25.0% | Reduced |
| Two Sigma Investments, LP | 21,964 | $64.8K | 0.00% | −9,772−30.8% | Reduced |
| Dimensional Fund Advisors LP | 22,934 | $67.5K | 0.00% | +510+2.3% | Added |
| Cetera Investment Advisers | 25,000 | $73.8K | 0.00% | +25,000 | New |
| UBS Group AG | 25,195 | $74.3K | 0.00% | +672+2.7% | Added |
| Birch Hill Investment Advisors LLC | 27,293 | $80.5K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 28,599 | $84.4K | 0.00% | −26,240−47.8% | Reduced |
| Qube Research & Technologies Ltd | 28,982 | $85.5K | 0.00% | +4,899+20.3% | Added |
| Squarepoint Ops LLC | 36,322 | $107.2K | 0.00% | −56,741−61.0% | Reduced |
| Barclays PLC | 36,722 | $108.3K | 0.00% | +26,726+267.4% | Added |
| HighTower Advisors, LLC | 42,234 | $124.6K | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 45,705 | $134.8K | 0.00% | 00.0% | Unchanged |
| Ballentine Partners, LLC | 49,664 | $146.5K | 0.00% | 00.0% | Unchanged |
| Twelve Points Wealth Management LLC | 43,388 | $160.1K | 0.04% | 00.0% | Unchanged |
| Requisite Capital Management, LLC | 55,648 | $164.2K | 0.03% | 00.0% | Unchanged |
| Jane Street Group, LLC | 68,826 | $203.0K | 0.00% | +68,826 | New |
| Susquehanna International Group, LLP | 71,532 | $211.0K | 0.00% | +49,160+219.7% | Added |
| Perigon Wealth Management, LLC | 72,685 | $214.4K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 75,267 | $222.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 80,968 | $238.9K | 0.00% | −3,046−3.6% | Reduced |
| Northern Trust Corp | 96,535 | $284.8K | 0.00% | +8,052+9.1% | Added |
| CI Private Wealth, LLC | 100,000 | $290.0K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 107,235 | $316.0K | 0.03% | +42,045+64.5% | Added |
| Millennium Management LLC | 113,178 | $333.9K | 0.00% | −14,109−11.1% | Reduced |
| State Street Corp | 124,792 | $368.1K | 0.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 186,751 | $550.9K | 0.00% | +7,774+4.3% | Added |
| AWM Investment Company, Inc. | 207,382 | $611.8K | 0.06% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 334,639 | $987.5K | 0.00% | +3,524+1.1% | Added |
| Captrust Financial Advisors | 536,766 | $1.58M | 0.00% | −65,570−10.9% | Reduced |
| Citadel Advisors LLC | 707,614 | $2.09M | 0.00% | +53,868+8.2% | Added |
| Vanguard Group Inc | 1,239,449 | $3.66M | 0.00% | +22,259+1.8% | Added |
| Vivo Capital, LLC | 1,650,440 | $4.87M | 0.31% | 00.0% | Unchanged |
| Standard Life Aberdeen plc | 2,279,699 | $6.73M | 0.01% | 00.0% | Unchanged |
| Whetstone Capital Advisors, LLC | 3,459,713 | $10.2M | 3.18% | −172,658−4.8% | Reduced |
| Baker Bros. Advisors LP | 5,498,170 | $16.2M | 0.09% | 00.0% | Unchanged |
| Sanders Morris Harris LLC | 0 | $0 | 0.00% | −263,600−100.0% | Sold out |
| Balentine LLC | 0 | $0 | 0.00% | −84,475−100.0% | Sold out |
| Cliftonlarsonallen Wealth Advisors, LLC | 0 | $0 | 0.00% | −78,855−100.0% | Sold out |
| CAPROCK Group, Inc. | 0 | $0 | 0.00% | −33,523−100.0% | Sold out |
| Pallas Capital Advisors LLC | 0 | $0 | 0.00% | −13,711−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −12,561−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Avion Wealth | 0 | $0 | 0.00% | −151−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | – | – | – | – | Not filed |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| Point72 (DIFC) Ltd | – | – | – | – | Not filed |