Sera Prognostics Ownership | Who Owns Sera Prognostics?
Sera Prognostics Ownership Summary
Sera Prognostics is owned by 8.95% institutional investors, 10.89% insiders, and 80.16% retail investors. Baker bros. advisors lp is the largest institutional shareholder, holding 11.21% of SERA shares. abrdn Healthcare Investors is the top mutual fund, with 3.01% of its assets in Sera Prognostics shares.
SERA Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Sera Prognostics | 8.95% | 10.89% | 80.16% |
| Sector | Healthcare Stocks | 42.57% | 10.84% | 46.59% |
| Industry | Diagnostics & Research Stocks | 46.31% | 10.49% | 43.20% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Baker bros. advisors lp | 5.50M | 11.21% | $16.82M |
| Whetstone capital advisors | 3.63M | 7.40% | $11.12M |
| Abrdn | 2.28M | 4.65% | $6.98M |
| Blackrock | 1.41M | 4.38% | $8.35M |
| Vivo capital | 1.65M | 3.36% | $5.05M |
| Vanguard group | 1.22M | 2.48% | $3.72M |
| Captrust financial advisors | 602.28K | 1.23% | $1.67M |
| Geode capital management | 331.12K | 0.67% | $1.01M |
| Awm investment company | 207.38K | 0.42% | $634.59K |
| Blackrock funding, inc. /de | 178.98K | 0.36% | $547.67K |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Whetstone capital advisors | 3.63M | 3.08% | $11.12M |
| Vivo capital | 1.65M | 0.41% | $5.05M |
| Baker bros. advisors lp | 5.50M | 0.12% | $16.82M |
| Awm investment company | 207.38K | 0.06% | $634.59K |
| Twelve points wealth management | 43.39K | 0.03% | $132.77K |
| Requisite capital management | 55.65K | 0.03% | $170.28K |
| Gsa capital partners llp | 65.19K | 0.02% | $199.00K |
| Abel hall | 11.04K | 0.01% | $30.57K |
| Riverview capital advisers | 12.73K | 0.01% | $38.96K |
| Abrdn | 2.28M | 0.01% | $6.98M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 1.41M | 0.00% | 1.29M |
| Captrust financial advisors | 602.28K | 0.00% | 100.37K |
| Balentine | 84.47K | 0.01% | 84.47K |
| Susquehanna group, llp | 102.46K | 0.00% | 71.46K |
| Millennium management | 70.75K | 0.00% | 70.75K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ra capital management | - | - | -3.03M |
| Awm investment company | 207.38K | 0.06% | -473.55K |
| Sanders morris harris | - | - | -263.60K |
| Perkins capital management | - | - | -131.00K |
| Ensign peak advisors | - | - | -102.16K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Balentine | 84.47K | 0.01% | 84.47K | $258.49K |
| Caprock group | 33.52K | 0.00% | 33.52K | $108.28K |
| Two sigma investments, lp | 31.74K | 0.00% | 31.74K | $97.11K |
| Wellington management group llp | 27.68K | - | 27.68K | $163.88K |
| Birch hill investment advisors | 27.29K | 0.00% | 27.29K | $83.52K |
Sold Out
| Holder | Change |
|---|---|
| Sterling capital management | -28.00 |
| Gamma investing | -40.00 |
| Ronald blue trust | -90.00 |
| Rise advisors | -172.00 |
| Federated hermes | -231.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 25 | -53.70% | 4,390,411 | -75.39% | 8 | 0.68% | 12 | -52.00% | 3 | -86.96% |
| Jun 30, 2025 | 58 | -18.31% | 18,609,445 | -7.56% | 37 | 1.65% | 27 | -18.18% | 24 | 26.32% |
| Mar 31, 2025 | 72 | -7.69% | 20,231,380 | 11.75% | 48 | 1.65% | 34 | -27.66% | 19 | 46.15% |
| Dec 31, 2024 | 74 | 23.33% | 16,911,303 | -6.01% | 50 | 1.75% | 43 | 43.33% | 13 | 8.33% |
| Sep 30, 2024 | 60 | -10.45% | 17,992,458 | 8.53% | 53 | 2.03% | 30 | -31.82% | 12 | -14.29% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| abrdn Healthcare Investors | 1.15M | 3.01% | 52.33K |
| abrdn Healthcare Opportunities | 1.13M | 2.98% | - |
| Vanguard Total Stock Mkt Idx Inv | 744.38K | 1.96% | -16.44K |
| Invesco Dorsey Wright SmallCap Momt ETF | 603.77K | 1.79% | 1.09K |
| iShares Russell 2000 ETF | 671.86K | 1.78% | - |
| abrdn Healthcare Opportunities Fund | 640.00K | 1.70% | 151.54K |
| Fidelity Small Cap Index | 288.83K | 0.77% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 278.89K | 0.73% | -86.97K |
| iShares Russell 2000 Growth ETF | 236.00K | 0.63% | - |
| JPMorgan US Small Company L | 199.43K | 0.53% | -77.13K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Dec 30, 2025 | Harrison Robert Gardner | Chief Information Officer | Sell | $6.00K |
| Dec 10, 2025 | Lindgardt Zhenya | Chief Executive Officer | Sell | $13.75K |
| Dec 10, 2025 | Kearney Paul | Chief Data Officer | Sell | $4.02K |
| Dec 10, 2025 | Jackson Benjamin | General Counsel | Sell | $2.95K |
| Dec 10, 2025 | Harrison Robert Gardner | Chief Information Officer | Sell | $2.04K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 24 |
| 2025 Q3 | - | 23 |
| 2025 Q2 | - | 17 |
| 2025 Q1 | - | 42 |
| 2024 Q4 | - | 11 |
SERA Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools