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 2022
Institutional positions in Sera Prognostics, Inc. as of Sep 30, 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
- 35
- +6 vs. Q2 2022
- Shares held
- 8.70M
- +59.4K (+0.7%) vs. Q2 2022
- Total value
- $13.9M
- −$254.9K (−1.8%) vs. Q2 2022
- New holders
- 10
- 10 more added
- Sold out
- 4
- 8 more reduced
1 institution that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2022
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Interwest Venture Management Co | 2,416,241 | $3.87M | 11.92% | 00.0% | Unchanged |
| Vivo Capital, LLC | 1,856,011 | $2.97M | 0.33% | 00.0% | Unchanged |
| Sanders Morris Harris LLC | 1,389,573 | $2.22M | 0.54% | +176,750+14.6% | Added |
| Fosun International Ltd | 554,148 | $887.0K | 0.16% | 00.0% | Unchanged |
| Skye Global Management LP | 526,000 | $842.0K | 0.02% | +120,000+29.6% | Added |
| Wells Fargo & Company | 312,440 | $500.0K | 0.00% | +8,708+2.9% | Added |
| AWM Investment Company, Inc. | 240,646 | $385.0K | 0.06% | −105,833−30.5% | Reduced |
| Captrust Financial Advisors | 238,099 | $381.0K | 0.00% | +238,099 | New |
| Vanguard Group Inc | 211,977 | $339.0K | 0.00% | +21,164+11.1% | Added |
| Baker Bros. Advisors LP | 201,562 | $322.0K | 0.00% | 00.0% | Unchanged |
| Parian Global Management LP | 151,698 | $243.0K | 0.79% | −568,288−78.9% | Reduced |
| Geode Capital Management, LLC | 123,846 | $198.0K | 0.00% | +94,821+326.7% | Added |
| Commonwealth Equity Services, LLC | 71,552 | $114.0K | 0.00% | −42−0.1% | Reduced |
| Renaissance Technologies LLC | 67,340 | $108.0K | 0.00% | −41,634−38.2% | Reduced |
| BlackRock Inc. | 55,619 | $89.0K | 0.00% | +1,143+2.1% | Added |
| Requisite Capital Management, LLC | 55,648 | $89.0K | 0.03% | +55,648 | New |
| MAI Capital Management | 49,503 | $79.0K | 0.00% | +49,503 | New |
| Millennium Management LLC | 28,917 | $46.0K | 0.00% | −43,290−60.0% | Reduced |
| Susquehanna International Group, LLP | 23,527 | $38.0K | 0.00% | +23,527 | New |
| Ensign Peak Advisors, Inc | 18,108 | $29.0K | 0.00% | 00.0% | Unchanged |
| Aspiriant, LLC | 16,472 | $26.0K | 0.00% | 00.0% | Unchanged |
| Lesa Sroufe & Co | 16,506 | $26.0K | 0.03% | +16,506 | New |
| Northern Trust Corp | 15,826 | $25.0K | 0.00% | +15,826 | New |
| Citadel Advisors LLC | 12,558 | $20.0K | 0.00% | +12,558 | New |
| Morgan Stanley | 10,248 | $17.0K | 0.00% | +689+7.2% | Added |
| UBS Group AG | 9,805 | $16.0K | 0.00% | +7,092+261.4% | Added |
| Segall Bryant & Hamill, LLC | 10,000 | $16.0K | 0.00% | +10,000 | New |
| Tower Research Capital LLC (TRC) | 8,128 | $13.0K | 0.00% | +205+2.6% | Added |
| JPMorgan Chase & Co | 2,158 | $3.00K | 0.00% | +711+49.1% | Added |
| BNP Paribas Arbitrage, SA | 1,310 | $2.10K | 0.00% | +1,310 | New |
| FMR LLC | 1,550 | $2.00K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 432 | $1.00K | 0.00% | −161−27.2% | Reduced |
| Bank of America Corp | 379 | $0 | 0.00% | −179−32.1% | Reduced |
| Royal Bank of Canada | 16 | $0 | 0.00% | −121−88.3% | Reduced |
| China Universal Asset Management Co., Ltd. | 277 | $0 | 0.00% | +277 | New |
| Ergoteles LLC | 0 | $0 | 0.00% | −24,400−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −10,124−100.0% | Sold out |
| Sterling Investment Advisors, Ltd. | 0 | $0 | 0.00% | −1,100−100.0% | Sold out |
| Credit Suisse AG | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Frontier Wealth Management LLC | – | – | – | – | Not filed |