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, Q1 2025
Institutional positions in Sera Prognostics, Inc. as of Mar 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
- 71
- −1 vs. Q4 2024
- Shares held
- 20.2M
- +2.17M (+12.0%) vs. Q4 2024
- Total value
- $74.4M
- −$72.5M (−49.3%) vs. Q4 2024
- New holders
- 9
- 24 more added
- Sold out
- 10
- 21 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Sera Prognostics, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 64 | $0 | 0.00% | −5,723−98.9% | Reduced |
| SBI Securities Co., Ltd. | 4 | $15 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 28 | $103 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 393 | $1.00K | 0.00% | −3,757−90.5% | Reduced |
| Nisa Investment Advisors, LLC | 311 | $1.14K | 0.00% | +230+284.0% | Added |
| Group One Trading, L.P. | 400 | $1.47K | 0.00% | +400 | New |
| Amalgamated Bank | 955 | $4.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 1,068 | $4.00K | 0.00% | +45+4.4% | Added |
| Russell Investments Group, Ltd. | 1,143 | $4.21K | 0.00% | −649−36.2% | Reduced |
| BNP Paribas Arbitrage, SA | 1,617 | $5.95K | 0.00% | −1,832−53.1% | Reduced |
| California State Teachers Retirement System | 2,122 | $7.81K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,704 | $9.95K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,947 | $10.8K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 3,909 | $14.4K | 0.00% | +2,683+218.8% | Added |
| New York State Common Retirement Fund | 4,900 | $18.0K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 5,298 | $19.5K | 0.00% | +3,320+167.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 5,549 | $20.4K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 10,496 | $38.6K | 0.00% | +10,496 | New |
| Manufacturers Life Insurance Company, The | 10,799 | $39.7K | 0.00% | −52−0.5% | Reduced |
| Price T Rowe Associates Inc | 11,333 | $42.0K | 0.00% | 00.0% | Unchanged |
| Colony Group, LLC | 12,167 | $44.8K | 0.00% | −356−2.8% | Reduced |
| Invesco Ltd. | 13,124 | $48.3K | 0.00% | −584−4.3% | Reduced |
| Wells Fargo & Company | 13,658 | $50.3K | 0.00% | +466+3.5% | Added |
| Pallas Capital Advisors LLC | 13,857 | $51.0K | 0.00% | +60.0% | Added |
| Corebridge Financial, Inc. | 14,004 | $51.5K | 0.00% | −33−0.2% | Reduced |
| TownSquare Capital, LLC | 16,000 | $58.9K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 16,532 | $60.8K | 0.00% | +702+4.4% | Added |
| MAI Capital Management | 16,737 | $61.6K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 18,375 | $67.6K | 0.00% | −9,505−34.1% | Reduced |
| Intech Investment Management LLC | 20,167 | $74.2K | 0.00% | +6,319+45.6% | Added |
| Citigroup Inc | 20,342 | $74.9K | 0.00% | −2,277−10.1% | Reduced |
| Millennium Management LLC | 21,550 | $79.3K | 0.00% | −49,197−69.5% | Reduced |
| Gsa Capital Partners LLP | 27,455 | $101.0K | 0.01% | +27,455 | New |
| Barclays PLC | 31,080 | $114.4K | 0.00% | −13,642−30.5% | Reduced |
| Equitable Holdings, Inc. | 32,293 | $118.8K | 0.00% | +32,293 | New |
| Squarepoint Ops LLC | 32,719 | $120.4K | 0.00% | +15,955+95.2% | Added |
| CAPROCK Group, Inc. | 33,523 | $123.4K | 0.00% | +33,523 | New |
| Deutsche Bank AG | 34,027 | $125.2K | 0.00% | −1,331−3.8% | Reduced |
| Dimensional Fund Advisors LP | 36,429 | $133.6K | 0.00% | −3,276−8.3% | Reduced |
| Nuveen, LLC | 37,417 | $137.7K | 0.00% | +37,417 | New |
| Susquehanna International Group, LLP | 37,699 | $138.7K | 0.00% | −64,761−63.2% | Reduced |
| Rhumbline Advisers | 39,970 | $147.1K | 0.00% | +3,869+10.7% | Added |
| HighTower Advisors, LLC | 43,070 | $158.5K | 0.00% | +57+0.1% | Added |
| Twelve Points Wealth Management LLC | 43,388 | $159.7K | 0.04% | 00.0% | Unchanged |
| Ballentine Partners, LLC | 49,664 | $182.8K | 0.00% | 00.0% | Unchanged |
| Requisite Capital Management, LLC | 55,648 | $204.8K | 0.05% | 00.0% | Unchanged |
| CI Private Wealth, LLC | 57,500 | $211.6K | 0.00% | +10,000+21.1% | Added |
| Goldman Sachs Group Inc | 63,027 | $231.9K | 0.00% | −77,981−55.3% | Reduced |
| Perigon Wealth Management, LLC | 72,685 | $267.5K | 0.01% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 81,230 | $298.9K | 0.00% | +20.0% | Added |
| Morgan Stanley | 82,327 | $303.0K | 0.00% | −99,145−54.6% | Reduced |
| UBS Group AG | 86,784 | $319.4K | 0.00% | +19,738+29.4% | Added |
| Bridgeway Capital Management, LLC | 90,705 | $333.8K | 0.01% | +2,900+3.3% | Added |
| Sanders Morris Harris LLC | 94,200 | $346.7K | 0.05% | +3,600+4.0% | Added |
| Wealth Enhancement Advisory Services, LLC | 98,764 | $363.5K | 0.00% | −59,081−37.4% | Reduced |
| Ghisallo Capital Management LLC | 100,000 | $368.0K | 0.03% | +100,000 | New |
| Bank of New York Mellon Corp | 135,582 | $498.9K | 0.00% | +4,670+3.6% | Added |
| Perkins Capital Management Inc | 150,000 | $522.0K | 0.55% | +150,000 | New |
| Northern Trust Corp | 264,942 | $975.0K | 0.00% | −7,918−2.9% | Reduced |
| State Street Corp | 472,293 | $1.74M | 0.00% | +36,600+8.4% | Added |
| Captrust Financial Advisors | 501,911 | $1.85M | 0.00% | +14,017+2.9% | Added |
| Citadel Advisors LLC | 627,407 | $2.31M | 0.00% | +627,343+980,223.4% | Added |
| Geode Capital Management, LLC | 634,252 | $2.33M | 0.00% | +34,550+5.8% | Added |
| JPMorgan Chase & Co | 719,224 | $2.65M | 0.00% | −56,647−7.3% | Reduced |
| AWM Investment Company, Inc. | 866,837 | $3.19M | 0.44% | +281,703+48.1% | Added |
| Standard Life Aberdeen plc | 1,240,000 | $4.56M | 0.01% | +1,240,000 | New |
| Vanguard Group Inc | 1,275,362 | $4.69M | 0.00% | +22,491+1.8% | Added |
| BlackRock, Inc. | 1,538,059 | $5.66M | 0.00% | −26,251−1.7% | Reduced |
| Vivo Capital, LLC | 1,650,440 | $6.07M | 0.80% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 3,032,808 | $11.2M | 0.19% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 5,498,170 | $20.2M | 0.22% | +63,771+1.2% | Added |
| HRT Financial LP | 0 | $0 | 0.00% | −45,415−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −11,752−100.0% | Sold out |
| MetLife Investment Management | 0 | $0 | 0.00% | −17,254−100.0% | Sold out |
| Prime Capital Investment Advisors, LLC | 0 | $0 | 0.00% | −13,282−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −13,183−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −11,999−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −11,021−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −2,054−100.0% | Sold out |
| GAMMA Investing LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −8,995−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |