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