Seres Therapeutics Ownership | Who Owns Seres Therapeutics?
Seres Therapeutics Ownership Summary
Seres Therapeutics is owned by 40.93% institutional investors, 13.19% insiders, and 45.87% retail investors. Flagship pioneering is the largest institutional shareholder, holding 15.14% of MCRB shares. Fidelity Growth Compy Commingled Pl S is the top mutual fund, with 5.57% of its assets in Seres Therapeutics shares.
MCRB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Seres Therapeutics | 40.93% | 13.19% | 45.87% |
| Sector | Healthcare Stocks | 57.39% | 9.93% | 32.68% |
| Industry | Biotech Stocks | 68.48% | 9.65% | 21.87% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Flagship pioneering | 23.12M | 15.14% | $19.25M |
| Fmr | 21.81M | 14.29% | $18.13M |
| Vanguard group | 5.87M | 3.85% | $4.88M |
| Blackrock | 1.76M | 1.21% | $1.28M |
| Millennium management | 1.81M | 1.19% | $1.50M |
| Blackrock funding, inc. /de | 1.76M | 1.15% | $1.46M |
| Geode capital management | 1.51M | 0.99% | $1.26M |
| Vontobel | 938.29K | 0.61% | $779.72K |
| Charles schwab investment management | 865.83K | 0.57% | $719.50K |
| Northern trust | 721.76K | 0.49% | $522.41K |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Flagship pioneering | 23.12M | 5.76% | $19.25M |
| Lion point capital, lp | 340.76K | 1.48% | $283.17K |
| Providence wealth advisors | 105.00K | 0.07% | $94.01K |
| Ironwood investment management | 39.59K | 0.02% | $32.90K |
| Bridgeway capital management | 250.00K | 0.00% | $207.75K |
| Aries wealth management | 15.00K | 0.00% | $12.46K |
| Vontobel | 938.29K | 0.00% | $779.72K |
| Cantor fitzgerald, l. p. | 95.74K | 0.00% | $79.56K |
| Arete wealth advisors | 20.90K | 0.00% | $17.00K |
| Clear creek financial management | 12.95K | 0.00% | $10.76K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Millennium management | 1.81M | 0.00% | 788.76K |
| Vontobel | 938.29K | 0.00% | 543.47K |
| Ubs group | 342.32K | 0.00% | 307.92K |
| Geode capital management | 1.51M | 0.00% | 121.79K |
| Charles schwab investment management | 865.83K | 0.00% | 117.11K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 1.76M | - | -5.06M |
| Woodline partners lp | - | - | -2.05M |
| State street | 339.55K | - | -1.61M |
| Bank of america corp /de/ | 105.04K | - | -1.55M |
| Handelsbanken fonder ab | - | - | -1.10M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Two sigma investments, lp | 24.41K | - | 24.41K | $20.29K |
| Integrated wealth concepts | 10.00K | 0.00% | 10.00K | $8.31K |
| Macquarie group | 4.95K | - | 4.95K | $3.58K |
| Bell investment advisors | 611.00 | 0.00% | 611.00 | $508.00 |
Sold Out
| Holder | Change |
|---|---|
| Headlands | -10.00 |
| Point72 (difc) | -17.00 |
| Nelson, van denburg & campbell wealth management group | -20.00 |
| Newedge advisors | -200.00 |
| Huntington national bank | -230.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2024 | 70 | -13.58% | 62,481,139 | -1.44% | 40 | 2.37% | 25 | -3.85% | 17 | -34.62% |
| Sep 30, 2024 | 81 | -14.74% | 63,396,268 | -8.26% | 41 | 1.86% | 27 | -41.30% | 26 | -3.70% |
| Jun 30, 2024 | 95 | -5.94% | 69,106,531 | -19.34% | 47 | 1.06% | 46 | -2.13% | 27 | -3.57% |
| Mar 31, 2024 | 101 | -9.82% | 85,680,215 | -4.29% | 66 | 1.37% | 47 | 6.82% | 28 | -33.33% |
| Dec 31, 2023 | 112 | -23.81% | 89,517,414 | -16.63% | 69 | 0.99% | 44 | -40.54% | 42 | 31.25% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Fidelity Growth Compy Commingled Pl S | 9.72M | 5.57% | 17.04K |
| Fidelity Growth Compy Commingled Pl O | 9.44M | 5.55% | 92.60K |
| Fidelity Growth Company Fund | 6.79M | 3.90% | - |
| Vanguard US Total Market Shares ETF | 4.04M | 2.32% | - |
| Vanguard Total Stock Mkt Idx Inv | 3.86M | 2.21% | - |
| Fidelity Growth Company K6 | 2.37M | 1.36% | -60.44K |
| Fidelity Series Growth Company | 1.64M | 0.94% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 1.45M | 0.83% | - |
| Vanguard Explorer Inv | 1.22M | 0.72% | - |
| Fidelity Select Biotechnology | 854.35K | 0.50% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 18, 2025 | Young Teresa L. | See Remarks | Sell | $2.70K |
| Feb 18, 2025 | Henn Matthew R. | See Remarks | Sell | $3.20K |
| Feb 18, 2025 | Shaff Eric D. | CEO and President | Sell | $10.31K |
| Feb 18, 2025 | DesRosier Thomas | Chief Legal Officer and EVP | Sell | $3.49K |
| Feb 18, 2025 | von Moltke Lisa | See Remarks | Sell | $3.58K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | - |
| 2025 Q1 | - | 5 |
| 2024 Q4 | - | 10 |
| 2024 Q3 | - | 7 |
| 2024 Q2 | - | 6 |
MCRB Ownership FAQ
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