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, Q1 2022
Institutional positions in Seres Therapeutics, Inc. as of Mar 31, 2022. 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
- 131
- −16 vs. Q4 2021
- Shares held
- 75.5M
- −1.72M (−2.2%) vs. Q4 2021
- Total value
- $537.2M
- −$105.6M (−16.4%) vs. Q4 2021
- New holders
- 7
- 45 more added
- Sold out
- 23
- 55 more reduced
1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Seres Therapeutics, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Flagship Pioneering Inc. | 14,378,802 | $102.4M | 2.40% | 00.0% | Unchanged |
| FMR LLC | 13,877,865 | $98.8M | 0.01% | +100,795+0.7% | Added |
| Federated Hermes, Inc. | 8,010,806 | $57.0M | 0.13% | +1,096,670+15.9% | Added |
| BlackRock Inc. | 5,894,430 | $42.0M | 0.00% | +31,739+0.5% | Added |
| Janus Henderson Group PLC | 5,806,680 | $41.3M | 0.02% | +751,581+14.9% | Added |
| Vanguard Group Inc | 5,066,930 | $36.1M | 0.00% | +390,665+8.4% | Added |
| State Street Corp | 4,847,943 | $34.5M | 0.00% | +62,354+1.3% | Added |
| Geode Capital Management, LLC | 1,209,317 | $8.61M | 0.00% | −28,045−2.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 940,131 | $6.69M | 0.05% | −350,166−27.1% | Reduced |
| Ikarian Capital, LLC | 840,624 | $5.99M | 1.82% | +44,721+5.6% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 727,258 | $5.18M | 0.00% | −58,261−7.4% | Reduced |
| Nikko Asset Management Americas, Inc. | 727,258 | $5.11M | 0.04% | −58,261−7.4% | Reduced |
| Northern Trust Corp | 700,754 | $4.99M | 0.00% | −37,401−5.1% | Reduced |
| Goldman Sachs Group Inc | 628,549 | $4.47M | 0.00% | −609,901−49.2% | Reduced |
| Morgan Stanley | 595,521 | $4.24M | 0.00% | +50,804+9.3% | Added |
| Millennium Management LLC | 589,286 | $4.20M | 0.01% | −675,200−53.4% | Reduced |
| Price T Rowe Associates Inc | 568,209 | $4.05M | 0.00% | +7,645+1.4% | Added |
| Charles Schwab Investment Management Inc | 482,178 | $3.43M | 0.00% | +11,886+2.5% | Added |
| Lion Point Capital, LP | 481,803 | $3.43M | 1.16% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 479,400 | $3.41M | 0.00% | −267,100−35.8% | Reduced |
| Dimensional Fund Advisors LP | 468,311 | $3.33M | 0.00% | +468,311 | New |
| Voloridge Investment Management, LLC | 419,662 | $2.99M | 0.02% | −12,223−2.8% | Reduced |
| Soviero Asset Management, LP | 360,000 | $2.56M | 0.65% | −190,000−34.5% | Reduced |
| Silverarc Capital Management, LLC | 326,872 | $2.33M | 1.26% | +6,270+2.0% | Added |
| Adage Capital Partners GP, L.L.C. | 300,000 | $2.14M | 0.00% | +175,000+140.0% | Added |
| Rafferty Asset Management, LLC | 296,435 | $2.11M | 0.01% | −33,546−10.2% | Reduced |
| Kynam Capital Management, LP | 291,443 | $2.08M | 0.67% | −13,458−4.4% | Reduced |
| Two Sigma Advisers, LP | 282,700 | $2.01M | 0.01% | +36,800+15.0% | Added |
| AQR Capital Management LLC | 266,408 | $1.90M | 0.00% | +220,109+475.4% | Added |
| Nuveen Asset Management, LLC | 253,890 | $1.85M | 0.00% | +13,049+5.4% | Added |
| Citadel Advisors LLC | 236,977 | $1.69M | 0.00% | −158,755−40.1% | Reduced |
| Bank of New York Mellon Corp | 225,526 | $1.60M | 0.00% | +4,907+2.2% | Added |
| Bank of America Corp | 223,401 | $1.59M | 0.00% | +100,193+81.3% | Added |
| Putnam Investments LLC | 194,782 | $1.39M | 0.00% | −14,515−6.9% | Reduced |
| Susquehanna International Group, LLP | 193,811 | $1.38M | 0.00% | −440,871−69.5% | Reduced |
| PDT Partners, LLC | 179,003 | $1.27M | 0.11% | −121,658−40.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 176,075 | $1.25M | 0.01% | −41,893−19.2% | Reduced |
| Swiss National Bank | 162,900 | $1.16M | 0.00% | +12,100+8.0% | Added |
| Hudson Bay Capital Management LP | 150,000 | $1.07M | 0.01% | +50,000+50.0% | Added |
| JPMorgan Chase & Co | 142,065 | $1.01M | 0.00% | +106,201+296.1% | Added |
| Harvard Management Co Inc | 131,847 | $939.0K | 0.09% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 128,152 | $912.0K | 0.00% | +61,603+92.6% | Added |
| ExodusPoint Capital Management, LP | 126,916 | $904.0K | 0.01% | +39,091+44.5% | Added |
| Graham Capital Management, L.P. | 107,388 | $764.0K | 0.03% | −2,026−1.9% | Reduced |
| STRS Ohio | 102,800 | $731.0K | 0.00% | +4,100+4.2% | Added |
| D. E. Shaw & Co., Inc. | 95,638 | $681.0K | 0.00% | +66,506+228.3% | Added |
| Alps Advisors Inc | 94,574 | $673.0K | 0.01% | −11,715−11.0% | Reduced |
| UBS Group AG | 93,802 | $668.0K | 0.00% | +89,143+1,913.4% | Added |
| State of Wisconsin Investment Board | 90,100 | $642.0K | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 89,274 | $636.0K | 0.01% | 00.0% | Unchanged |
| California State Teachers Retirement System | 88,234 | $628.0K | 0.00% | −7,773−8.1% | Reduced |
| Boothbay Fund Management, LLC | 87,067 | $620.0K | 0.02% | −1,264−1.4% | Reduced |
| Credit Suisse AG | 86,827 | $618.0K | 0.00% | +3,774+4.5% | Added |
| Rhumbline Advisers | 82,578 | $588.0K | 0.00% | −168−0.2% | Reduced |
| Panagora Asset Management Inc | 81,199 | $578.0K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 80,662 | $574.3K | 0.00% | +48+0.1% | Added |
| Alliancebernstein L.P. | 76,700 | $546.0K | 0.00% | +300+0.4% | Added |
| American Century Companies Inc | 75,410 | $537.0K | 0.00% | +190+0.3% | Added |
| Russell Investments Group, Ltd. | 70,975 | $504.0K | 0.00% | −23,150−24.6% | Reduced |
| Edgewood Management LLC | 70,000 | $498.0K | 0.00% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 67,000 | $482.0K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 66,596 | $474.0K | 0.00% | +50+0.1% | Added |
| Janney Montgomery Scott LLC | 65,400 | $466.0K | 0.00% | +22,100+51.0% | Added |
| Group One Trading, L.P. | 62,953 | $448.0K | 0.01% | +6,200+10.9% | Added |
| Sit Investment Associates Inc | 62,450 | $445.0K | 0.01% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 56,974 | $406.0K | 0.02% | −66,524−53.9% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 56,790 | $404.0K | 0.02% | +1,159+2.1% | Added |
| Deutsche Bank AG | 56,159 | $399.0K | 0.00% | −223,820−79.9% | Reduced |
| Susquehanna Fundamental Investments, LLC | 52,988 | $377.0K | 0.01% | −26,058−33.0% | Reduced |
| Citigroup Inc | 52,325 | $373.0K | 0.00% | −214,130−80.4% | Reduced |
| LPL Financial LLC | 50,109 | $357.0K | 0.00% | +4,208+9.2% | Added |
| HarbourVest Partners LLC | 49,363 | $351.0K | 0.07% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 49,076 | $349.0K | 0.00% | −780−1.6% | Reduced |
| BNP Paribas Arbitrage, SA | 46,751 | $332.9K | 0.00% | −191,551−80.4% | Reduced |
| Cubist Systematic Strategies, LLC | 43,639 | $311.0K | 0.00% | −243,763−84.8% | Reduced |
| Atom Investors LP | 39,986 | $285.0K | 0.13% | −41,107−50.7% | Reduced |
| MetLife Investment Management | 39,744 | $283.0K | 0.00% | +14,204+55.6% | Added |
| Algert Global LLC | 38,896 | $277.0K | 0.02% | +18,418+89.9% | Added |
| HRT Financial LP | 38,596 | $274.0K | 0.00% | −367,399−90.5% | Reduced |
| American International Group, Inc. | 34,554 | $246.0K | 0.00% | −2,434−6.6% | Reduced |
| Invesco Ltd. | 31,726 | $225.0K | 0.00% | −30.0% | Reduced |
| Ensign Peak Advisors, Inc | 30,780 | $219.0K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 29,976 | $213.4K | 0.00% | −7,046−19.0% | Reduced |
| Legal & General Group Plc | 29,045 | $207.0K | 0.00% | −65−0.2% | Reduced |
| State Board of Administration of Florida Retirement System | 28,998 | $206.0K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 27,589 | $196.0K | 0.00% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 26,654 | $190.0K | 0.00% | −16,502−38.2% | Reduced |
| Principal Financial Group Inc | 23,057 | $164.0K | 0.00% | +315+1.4% | Added |
| Royal Bank of Canada | 22,916 | $162.0K | 0.00% | −10,720−31.9% | Reduced |
| ProShare Advisors LLC | 22,556 | $161.0K | 0.00% | −5,547−19.7% | Reduced |
| Jane Street Group, LLC | 19,160 | $137.0K | 0.00% | −137,027−87.7% | Reduced |
| Virtus ETF Advisers LLC | 19,245 | $137.0K | 0.06% | −1,134−5.6% | Reduced |
| Arizona State Retirement System | 18,621 | $133.0K | 0.00% | +107+0.6% | Added |
| Barclays PLC | 18,637 | $132.0K | 0.00% | −243,062−92.9% | Reduced |
| Trexquant Investment LP | 17,719 | $126.0K | 0.01% | −38,117−68.3% | Reduced |
| Tower Research Capital LLC (TRC) | 17,040 | $121.0K | 0.00% | −14,702−46.3% | Reduced |
| Ironwood Investment Management LLC | 16,212 | $115.0K | 0.06% | +212+1.3% | Added |
| E Fund Management Co., Ltd. | 14,871 | $106.0K | 0.00% | +4,127+38.4% | Added |
| Qube Research & Technologies Ltd | 14,789 | $105.0K | 0.00% | −129,928−89.8% | Reduced |
| Teacher Retirement System of Texas | 14,333 | $102.0K | 0.00% | +771+5.7% | Added |