Sera Prognostics Ownership | Who Owns Sera Prognostics?
Sera Prognostics Ownership Summary
Sera Prognostics is owned by 48.21% institutional investors, 11.09% insiders, and 40.70% retail investors. Baker bros. advisors lp is the largest institutional shareholder, holding 16.21% of SERA shares. abrdn Healthcare Opportunities 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 | 48.21% | 11.09% | 40.70% |
| Sector | Healthcare Stocks | 279.42% | 10.64% | -190.05% |
| Industry | Diagnostics & Research Stocks | 48.87% | 8.42% | 42.71% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Baker bros. advisors lp | 5.43M | 16.21% | $44.24M |
| Vivo capital | 1.65M | 4.92% | $13.43M |
| Blackrock funding, inc. /de | 1.56M | 4.67% | $12.73M |
| Blackrock | 1.41M | 4.38% | $8.35M |
| Vanguard group | 1.25M | 3.74% | $10.20M |
| Jpmorgan chase | 775.87K | 2.31% | $6.32M |
| Geode capital management | 599.70K | 1.79% | $4.88M |
| Awm investment company | 521.31K | 1.62% | $3.09M |
| Captrust financial advisors | 487.89K | 1.46% | $3.97M |
| State street | 390.61K | 1.21% | $2.31M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Vivo capital | 1.65M | 1.51% | $13.43M |
| Baker bros. advisors lp | 5.43M | 0.47% | $44.24M |
| Awm investment company | 521.31K | 0.42% | $3.09M |
| Sanders morris harris | 90.60K | 0.11% | $724.80K |
| Twelve points wealth management | 43.39K | 0.10% | $353.18K |
| Requisite capital management | 55.65K | 0.09% | $452.98K |
| Bridgeway capital management | 87.81K | 0.02% | $714.73K |
| Perigon wealth management | 72.69K | 0.01% | $479.72K |
| Captrust financial advisors | 487.89K | 0.01% | $3.97M |
| Ballentine partners | 49.66K | 0.01% | $404.26K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 1.41M | 0.00% | 1.29M |
| State street | 390.61K | 0.00% | 315.52K |
| Goldman sachs group | 141.01K | 0.00% | 99.59K |
| Morgan stanley | 249.10K | 0.00% | 93.06K |
| Susquehanna group, llp | 102.46K | 0.00% | 71.46K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ra capital management | - | - | -3.03M |
| Jpmorgan chase | 775.87K | 0.00% | -109.00K |
| Ensign peak advisors | - | - | -102.16K |
| Eam investors | - | - | -97.08K |
| Resolute capital asset partners | - | - | -80.00K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Wellington management group llp | 27.68K | - | 27.68K | $163.88K |
| Squarepoint ops | 16.76K | 0.00% | 16.76K | $136.46K |
| Pallas capital advisors | 13.85K | 0.00% | 13.85K | $112.75K |
| Voya investment management | 10.23K | 0.00% | 10.23K | $60.57K |
| Bnp paribas arbitrage, snc | 3.45K | - | 3.45K | $28.07K |
Sold Out
| Holder | Change |
|---|---|
| Sterling capital management | -28.00 |
| Gamma investing | -40.00 |
| Ronald blue trust | -90.00 |
| Federated hermes | -231.00 |
| Group one trading | -400.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| Jun 30, 2024 | 67 | 28.85% | 16,578,359 | 15.04% | 51 | 2.41% | 44 | 22.22% | 14 | 100.00% |
| Mar 31, 2024 | 52 | 13.04% | 14,411,098 | 31.39% | 46 | 3.76% | 36 | - | 7 | - |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| abrdn Healthcare Opportunities | 1.13M | 3.01% | - |
| abrdn Healthcare Investors | 1.09M | 2.90% | 92.20K |
| Vanguard Total Stock Mkt Idx Inv | 760.81K | 2.02% | - |
| 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 |
| Vanguard Institutional Extnd Mkt Idx Tr | 365.87K | 0.97% | - |
| Fidelity Small Cap Index | 288.83K | 0.77% | - |
| 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 |
|---|---|---|---|---|
| Aug 08, 2025 | Lindgardt Zhenya | Chief Executive Officer | Sell | $21.77K |
| Aug 08, 2025 | Kearney Paul | Chief Data Officer | Sell | $16.41K |
| Aug 08, 2025 | Jackson Benjamin | General Counsel | Sell | $16.38K |
| Aug 08, 2025 | Harrison Robert Gardner | Chief Information Officer | Sell | $15.14K |
| Aug 08, 2025 | Boniface John J. | Chief Scientific Officer | Sell | $18.02K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | - | 2 |
| 2025 Q2 | - | 17 |
| 2025 Q1 | - | 42 |
| 2024 Q4 | - | 11 |
| 2024 Q3 | - | 10 |
SERA Ownership FAQ
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