Seres Therapeutics, Inc.
MCRB- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001609809
In the last 90 days, Seres Therapeutics, Inc. insiders filed 0 open-market purchases and 4 sales; 35 institutions reported holding it in 13F filings for Q2 2026, worth $17.9M in total; no superinvestor holds it.
13F holders, Q3 2021
Institutional positions in Seres Therapeutics, Inc. as of Sep 30, 2021. 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
- 133
- −14 vs. Q2 2021
- Shares held
- 79.6M
- −6.78M (−7.9%) vs. Q2 2021
- Total value
- $555.1M
- −$1.37B (−71.2%) vs. Q2 2021
- New holders
- 29
- 48 more added
- Sold out
- 43
- 33 more reduced
Compare with Q2 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MCRB 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 | 35 | $17.9M |
| Q1 2026 | 33 | $20.5M |
| Q4 2025 | 36 | $36.4M |
| Q3 2025 | 32 | $40.9M |
| Q2 2025 | 33 | $25.4M |
| Q1 2025 | 63 | $43.1M |
| Q4 2024 | 69 | $52.5M |
| Q3 2024 | 77 | $60.1M |
| Q2 2024 | 93 | $50.0M |
| Q1 2024 | 99 | $66.3M |
| Q4 2023 | 103 | $125.4M |
| Q3 2023 | 134 | $255.6M |
| Q2 2023 | 138 | $538.1M |
| Q1 2023 | 123 | $593.9M |
| Q4 2022 | 124 | $588.2M |
| Q3 2022 | 120 | $671.6M |
| Q2 2022 | 123 | $312.7M |
| Q1 2022 | 131 | $537.2M |
| Q4 2021 | 148 | $642.8M |
| Q3 2021 | 133 | $555.1M |
| Q2 2021 | 147 | $1.93B |
| Q1 2021 | 154 | $1.85B |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Seres Therapeutics, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| AXA S.A. | 281,300 | $1.96M | 0.01% | +281,300 | New |
| Millennium Management LLC | 288,118 | $2.00M | 0.00% | +80,571+38.8% | Added |
| PDT Partners, LLC | 308,024 | $2.14M | 0.15% | +308,024 | New |
| Cubist Systematic Strategies, LLC | 318,190 | $2.21M | 0.03% | +290,499+1,049.1% | Added |
| Citigroup Inc | 322,916 | $2.25M | 0.00% | +120,056+59.2% | Added |
| Susquehanna International Group, LLP | 351,216 | $2.44M | 0.00% | +285,905+437.8% | Added |
| UBS Group AG | 395,863 | $2.75M | 0.00% | +387,885+4,861.9% | Added |
| UBS Asset Management Americas Inc | 430,699 | $3.00M | 0.00% | +340,635+378.2% | Added |
| Charles Schwab Investment Management Inc | 465,883 | $3.24M | 0.00% | +45,718+10.9% | Added |
| Hudson Bay Capital Management LP | 470,000 | $3.27M | 0.05% | +470,000 | New |
| Lion Point Capital, LP | 481,803 | $3.35M | 0.89% | +481,803 | New |
| Rafferty Asset Management, LLC | 496,964 | $3.46M | 0.02% | +369,967+291.3% | Added |
| Nuveen Asset Management, LLC | 506,516 | $3.61M | 0.00% | +223,160+78.8% | Added |
| SG Americas Securities, LLC | 529,935 | $3.69M | 0.02% | +514,675+3,372.7% | Added |
| Two Sigma Advisers, LP | 536,900 | $3.74M | 0.01% | +503,100+1,488.5% | Added |
| Goldman Sachs Group Inc | 571,515 | $3.98M | 0.00% | −150,994−20.9% | Reduced |
| JPMorgan Chase & Co | 605,437 | $4.21M | 0.00% | +540,958+839.0% | Added |
| Ikarian Capital, LLC | 606,554 | $4.22M | 0.97% | +606,554 | New |
| Northern Trust Corp | 681,475 | $4.74M | 0.00% | −33,632−4.7% | Reduced |
| Morgan Stanley | 681,435 | $4.74M | 0.00% | +53,584+8.5% | Added |
| Voloridge Investment Management, LLC | 809,381 | $5.63M | 0.04% | +809,381 | New |
| Sumitomo Mitsui Trust Holdings, Inc. | 874,923 | $6.09M | 0.00% | −4,415,042−83.5% | Reduced |
| Nikko Asset Management Americas, Inc. | 874,923 | $6.09M | 0.03% | −4,405,231−83.4% | Reduced |
| Geode Capital Management, LLC | 955,344 | $6.65M | 0.00% | −150,978−13.6% | Reduced |
| Two Sigma Investments, LP | 999,416 | $6.96M | 0.02% | +840,214+527.8% | Added |
| Price T Rowe Associates Inc | 1,360,523 | $9.47M | 0.00% | −27,316−2.0% | Reduced |
| Vanguard Group Inc | 3,956,272 | $27.5M | 0.00% | +550,702+16.2% | Added |
| Janus Henderson Group PLC | 4,338,801 | $30.2M | 0.01% | +533,062+14.0% | Added |
| BlackRock Inc. | 5,842,807 | $40.7M | 0.00% | −578,178−9.0% | Reduced |
| Federated Hermes, Inc. | 7,182,100 | $50.0M | 0.10% | +4,834,191+205.9% | Added |
| State Street Corp | 10,003,391 | $69.6M | 0.00% | +6,539,118+188.8% | Added |
| FMR LLC | 13,757,785 | $95.8M | 0.01% | +838,712+6.5% | Added |
| Flagship Pioneering Inc. | 14,378,802 | $100.1M | 1.05% | 00.0% | Unchanged |
| ARK Investment Management LLCSuperinvestorARK Invest | 0 | $0 | 0.00% | −9,713,160−100.0% | Sold out |
| Lord, Abbett & Co. LLC | 0 | $0 | 0.00% | −874,124−100.0% | Sold out |
| Opaleye Management Inc. | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Artal Group S.A. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Commodore Capital LP | 0 | $0 | 0.00% | −145,453−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −106,602−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −104,626−100.0% | Sold out |
| Schroder Investment Management Group | 0 | $0 | 0.00% | −98,432−100.0% | Sold out |
| Ra Capital Management, L.P. | 0 | $0 | 0.00% | −5,105,547−100.0% | Sold out |
| Integral Health Asset Management, LLC | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −73,457−100.0% | Sold out |
| Asymmetry Capital Management, L.P. | 0 | $0 | 0.00% | −63,259−100.0% | Sold out |
| Eversept Partners, LP | 0 | $0 | 0.00% | −59,560−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −47,563−100.0% | Sold out |
| HighVista Strategies LLC | 0 | $0 | 0.00% | −44,750−100.0% | Sold out |
| CSS LLC | 0 | $0 | 0.00% | −44,240−100.0% | Sold out |
| AtonRa Partners | 0 | $0 | 0.00% | −35,354−100.0% | Sold out |
| Pura Vida Investments, LLC | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −22,724−100.0% | Sold out |
| Belvedere Trading LLC | 0 | $0 | 0.00% | −23,532−100.0% | Sold out |
| Cresset Asset Management, LLC | 0 | $0 | 0.00% | −20,243−100.0% | Sold out |
| American Portfolios Advisors | 0 | $0 | 0.00% | −17,307−100.0% | Sold out |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −15,797−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −14,358−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −14,163−100.0% | Sold out |
| Vontobel Holding Ltd. | 0 | $0 | 0.00% | −13,774−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −13,463−100.0% | Sold out |
| Raymond James & Associates | 0 | $0 | 0.00% | −13,203−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −12,340−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −11,484−100.0% | Sold out |
| FDx Advisors, Inc. | 0 | $0 | 0.00% | −9,828−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −5,042−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −3,935−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −1,910−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −972−100.0% | Sold out |
| Benjamin Edwards Inc | 0 | $0 | 0.00% | −679−100.0% | Sold out |
| NEXT Financial Group, Inc | 0 | $0 | 0.00% | −564−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −527−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Ellis Investment Partners, LLC | 0 | $0 | 0.00% | −275−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −136−100.0% | Sold out |
| TD Private Client Wealth LLC | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −6−100.0% | Sold out |