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, Q3 2025
Institutional positions in Sera Prognostics, Inc. as of Sep 30, 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
- 62
- +3 vs. Q2 2025
- Shares held
- 18.2M
- −453.0K (−2.4%) vs. Q2 2025
- Total value
- $55.6M
- +$4.04M (+7.8%) vs. Q2 2025
- New holders
- 12
- 17 more added
- Sold out
- 9
- 11 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Avion Wealth | 151 | $0 | 0.00% | +151 | New |
| Citigroup Inc | 5 | $15 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 8 | $24 | 0.00% | +1+14.3% | Added |
| Advisory Services Network, LLC | 19 | $58 | 0.00% | +19 | New |
| Nisa Investment Advisors, LLC | 129 | $395 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 222 | $679 | 0.00% | +76+52.1% | Added |
| Point72 (DIFC) Ltd | 233 | $713 | 0.00% | +29+14.2% | Added |
| BNP Paribas Arbitrage, SA | 236 | $722 | 0.00% | −348−59.6% | Reduced |
| Fortitude Family Office, LLC | 301 | $921 | 0.00% | +301 | New |
| Optiver Holding B.V. | 412 | $1.26K | 0.00% | +412 | New |
| CWM, LLC | 1,007 | $3.00K | 0.00% | −104−9.4% | Reduced |
| Royal Bank of Canada | 2,213 | $7.00K | 0.00% | +2,177+6,047.2% | Added |
| Cubist Systematic Strategies, LLC | 2,328 | $7.12K | 0.00% | +2,328 | New |
| Geneos Wealth Management Inc. | 4,500 | $13.8K | 0.00% | +4,500 | New |
| Bank of America Corp | 5,444 | $16.7K | 0.00% | +1,577+40.8% | Added |
| Deutsche Bank AG | 8,729 | $26.7K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 9,996 | $30.6K | 0.00% | +9,994+499,700.0% | Added |
| Point72 Asia (Singapore) Pte. Ltd. | 10,263 | $31.4K | 0.00% | −3,541−25.7% | Reduced |
| Abel Hall, LLC | 11,037 | $33.8K | 0.01% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 12,092 | $37.0K | 0.00% | 00.0% | Unchanged |
| Colony Group, LLC | 12,156 | $37.2K | 0.00% | 00.0% | Unchanged |
| Wagner Wealth Management, LLC | 12,400 | $37.9K | 0.01% | 00.0% | Unchanged |
| JustInvest LLC | 12,561 | $38.4K | 0.00% | +12,561 | New |
| Riverview Capital Advisers, LLC | 12,733 | $39.0K | 0.01% | 00.0% | Unchanged |
| Pallas Capital Advisors LLC | 13,711 | $42.0K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 14,845 | $45.4K | 0.00% | 00.0% | Unchanged |
| Lido Advisors, LLC | 22,164 | $67.8K | 0.00% | +22,164 | New |
| Susquehanna International Group, LLP | 22,372 | $68.5K | 0.00% | −2,074−8.5% | Reduced |
| Dimensional Fund Advisors LP | 22,424 | $68.6K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 24,083 | $73.7K | 0.00% | −9,299−27.9% | Reduced |
| UBS Group AG | 24,523 | $75.0K | 0.00% | +23,498+2,292.5% | Added |
| Birch Hill Investment Advisors LLC | 27,293 | $83.5K | 0.00% | +27,293 | New |
| Two Sigma Investments, LP | 31,736 | $97.1K | 0.00% | +31,736 | New |
| CAPROCK Group, Inc. | 33,523 | $108.3K | 0.00% | +33,523 | New |
| HighTower Advisors, LLC | 42,234 | $129.2K | 0.00% | −750−1.7% | Reduced |
| Twelve Points Wealth Management LLC | 43,388 | $132.8K | 0.03% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 45,705 | $139.9K | 0.00% | 00.0% | Unchanged |
| Ballentine Partners, LLC | 49,664 | $152.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 54,839 | $167.8K | 0.00% | +8,925+19.4% | Added |
| Requisite Capital Management, LLC | 55,648 | $170.3K | 0.03% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 65,190 | $199.0K | 0.02% | +2,656+4.2% | Added |
| Perigon Wealth Management, LLC | 72,685 | $222.4K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 75,267 | $230.3K | 0.00% | −1,490−1.9% | Reduced |
| Cliftonlarsonallen Wealth Advisors, LLC | 78,855 | $241.3K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 84,014 | $257.1K | 0.00% | −7,368−8.1% | Reduced |
| Balentine LLC | 84,475 | $258.5K | 0.01% | +84,475 | New |
| Northern Trust Corp | 88,483 | $270.8K | 0.00% | −3,152−3.4% | Reduced |
| Squarepoint Ops LLC | 93,063 | $284.8K | 0.00% | +7,643+8.9% | Added |
| CI Private Wealth, LLC | 100,000 | $306.0K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 124,792 | $381.9K | 0.00% | +3,200+2.6% | Added |
| Millennium Management LLC | 127,287 | $389.5K | 0.00% | −57,277−31.0% | Reduced |
| BlackRock, Inc. | 178,977 | $547.7K | 0.00% | +33,698+23.2% | Added |
| AWM Investment Company, Inc. | 207,382 | $634.6K | 0.06% | −473,549−69.5% | Reduced |
| Sanders Morris Harris LLC | 263,600 | $806.6K | 0.11% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 331,115 | $1.01M | 0.00% | +28,705+9.5% | Added |
| Captrust Financial Advisors | 602,336 | $1.84M | 0.00% | +590.0% | Added |
| Citadel Advisors LLC | 653,746 | $2.00M | 0.00% | +24,739+3.9% | Added |
| Vanguard Group Inc | 1,217,190 | $3.72M | 0.00% | +54,008+4.6% | Added |
| Vivo Capital, LLC | 1,650,440 | $5.05M | 0.41% | 00.0% | Unchanged |
| Standard Life Aberdeen plc | 2,279,699 | $6.98M | 0.01% | +52,332+2.3% | Added |
| Whetstone Capital Advisors, LLC | 3,632,371 | $11.1M | 3.08% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 5,498,170 | $16.8M | 0.12% | 00.0% | Unchanged |
| Perkins Capital Management Inc | 0 | $0 | 0.00% | −131,000−100.0% | Sold out |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −99,155−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −67,692−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −37,384−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −10,439−100.0% | Sold out |
| Equitable Holdings, Inc. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Dauntless Investment Group, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −1,005−100.0% | Sold out |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −172−100.0% | Sold out |