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, Q2 2022
Institutional positions in Sera Prognostics, Inc. as of Jun 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
- 30
- −13 vs. Q1 2022
- Shares held
- 8.66M
- −990.3K (−10.3%) vs. Q1 2022
- Total value
- $14.2M
- −$22.3M (−61.1%) vs. Q1 2022
- New holders
- 6
- 10 more added
- Sold out
- 19
- 8 more reduced
2 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2022
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Interwest Venture Management Co | 2,416,241 | $3.96M | 7.37% | 00.0% | Unchanged |
| Vivo Capital, LLC | 1,856,011 | $3.04M | 0.31% | 00.0% | Unchanged |
| Sanders Morris Harris LLC | 1,212,823 | $1.99M | 0.44% | +582,086+92.3% | Added |
| Parian Global Management LP | 719,986 | $1.18M | 5.41% | −209,087−22.5% | Reduced |
| Fosun International Ltd | 554,148 | $909.0K | 0.13% | 00.0% | Unchanged |
| Skye Global Management LP | 406,000 | $666.0K | 0.01% | +1,000+0.2% | Added |
| AWM Investment Company, Inc. | 346,479 | $568.0K | 0.09% | +54,904+18.8% | Added |
| Wells Fargo & Company | 303,732 | $498.0K | 0.00% | +303,732 | New |
| Baker Bros. Advisors LP | 201,562 | $331.0K | 0.00% | 00.0% | Unchanged |
| Vanguard Group Inc | 190,813 | $313.0K | 0.00% | +2,686+1.4% | Added |
| Renaissance Technologies LLC | 108,974 | $179.0K | 0.00% | +108,974 | New |
| Millennium Management LLC | 72,207 | $118.0K | 0.00% | +50,034+225.7% | Added |
| Commonwealth Equity Services, LLC | 71,594 | $117.0K | 0.00% | +71,594 | New |
| BlackRock Inc. | 54,476 | $90.0K | 0.00% | −131,664−70.7% | Reduced |
| Geode Capital Management, LLC | 29,025 | $47.0K | 0.00% | −62,210−68.2% | Reduced |
| Ergoteles LLC | 24,400 | $40.0K | 0.00% | +24,400 | New |
| Ensign Peak Advisors, Inc | 18,108 | $30.0K | 0.00% | 00.0% | Unchanged |
| Frontier Wealth Management LLC | 17,841 | $29.0K | 0.00% | +5,941+49.9% | Added |
| Aspiriant, LLC | 16,472 | $28.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 10,124 | $17.0K | 0.00% | −695−6.4% | Reduced |
| Morgan Stanley | 9,559 | $16.0K | 0.00% | +269+2.9% | Added |
| Tower Research Capital LLC (TRC) | 7,923 | $13.0K | 0.00% | +4,404+125.1% | Added |
| UBS Group AG | 2,713 | $4.00K | 0.00% | +565+26.3% | Added |
| FMR LLC | 1,550 | $3.00K | 0.00% | +1,432+1,213.6% | Added |
| JPMorgan Chase & Co | 1,447 | $2.00K | 0.00% | −366,667−99.6% | Reduced |
| Sterling Investment Advisors, Ltd. | 1,100 | $2.00K | 0.00% | +1,100 | New |
| Bank of America Corp | 558 | $1.00K | 0.00% | −4,902−89.8% | Reduced |
| Citigroup Inc | 593 | $1.00K | 0.00% | −498−45.6% | Reduced |
| Royal Bank of Canada | 137 | $0 | 0.00% | −480−77.8% | Reduced |
| Credit Suisse AG | 4 | $0 | 0.00% | +4 | New |
| Bill & Melinda Gates Foundation | 0 | $0 | 0.00% | −799,814−100.0% | Sold out |
| OUP Management Co., LLC | 0 | $0 | 0.00% | −337,505−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −69,095−100.0% | Sold out |
| Northern Trust Corp | 0 | $0 | 0.00% | −56,512−100.0% | Sold out |
| State Street Corp | 0 | $0 | 0.00% | −42,211−100.0% | Sold out |
| Norges Bank | 0 | $0 | 0.00% | −37,098−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −34,815−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −17,744−100.0% | Sold out |
| Bank of New York Mellon Corp | 0 | $0 | 0.00% | −11,659−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −7,140−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −3,917−100.0% | Sold out |
| California State Teachers Retirement System | 0 | $0 | 0.00% | −3,180−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −2,550−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −1,283−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −1,100−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −699−100.0% | Sold out |
| Legal & General Group Plc | 0 | $0 | 0.00% | −508−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −365−100.0% | Sold out |
| Ellevest, Inc. | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Lesa Sroufe & Co | – | – | – | – | Not filed |
| Amalgamated Financial Corp. | – | – | – | – | Not filed |