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 2023
Institutional positions in Seres Therapeutics, Inc. as of Sep 30, 2023. 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
- 134
- −3 vs. Q2 2023
- Shares held
- 107.4M
- −4.90M (−4.4%) vs. Q2 2023
- Total value
- $255.6M
- −$282.4M (−52.5%) vs. Q2 2023
- New holders
- 21
- 54 more added
- Sold out
- 24
- 30 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Seres Therapeutics, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Swiss National Bank | 225,000 | $535.5K | 0.00% | +5,400+2.5% | Added |
| BNP Paribas Arbitrage, SA | 248,503 | $591.4K | 0.00% | +93,840+60.7% | Added |
| Susquehanna International Group, LLP | 249,813 | $594.6K | 0.00% | −4,526−1.8% | Reduced |
| State of Wisconsin Investment Board | 265,408 | $631.7K | 0.00% | +178,074+203.9% | Added |
| Nuveen Asset Management, LLC | 279,471 | $665.1K | 0.00% | −1,464−0.5% | Reduced |
| Bank of New York Mellon Corp | 320,758 | $763.4K | 0.00% | −2,249−0.7% | Reduced |
| Price T Rowe Associates Inc | 331,861 | $791.0K | 0.00% | +17,434+5.5% | Added |
| Sit Investment Associates Inc | 342,200 | $814.0K | 0.02% | +79,875+30.4% | Added |
| Morgan Stanley | 369,398 | $879.2K | 0.00% | −91,772−19.9% | Reduced |
| Barclays PLC | 461,209 | $1.10M | 0.00% | +90,304+24.3% | Added |
| Citigroup Inc | 484,822 | $1.15M | 0.00% | +229,716+90.0% | Added |
| Simplify Asset Management Inc. | 550,626 | $1.31M | 0.22% | 00.0% | Unchanged |
| Lion Point Capital, LP | 691,803 | $1.65M | 1.51% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 700,863 | $1.67M | 0.00% | +44,069+6.7% | Added |
| ExodusPoint Capital Management, LP | 735,658 | $1.75M | 0.02% | +140,763+23.7% | Added |
| Charles Schwab Investment Management Inc | 756,567 | $1.80M | 0.00% | +42,298+5.9% | Added |
| Millennium Management LLC | 788,022 | $1.88M | 0.00% | −971,892−55.2% | Reduced |
| Northern Trust Corp | 922,661 | $2.20M | 0.00% | −2,502−0.3% | Reduced |
| Rafferty Asset Management, LLC | 936,382 | $2.23M | 0.01% | +162,995+21.1% | Added |
| Handelsbanken Fonder AB | 1,000,000 | $2.38M | 0.01% | 00.0% | Unchanged |
| Bank of America Corp | 1,254,395 | $2.99M | 0.00% | +60,499+5.1% | Added |
| Soleus Capital Management, L.P. | 1,820,983 | $4.33M | 0.44% | −225,000−11.0% | Reduced |
| Geode Capital Management, LLC | 1,987,559 | $4.73M | 0.00% | +26,201+1.3% | Added |
| Hudson Bay Capital Management LP | 1,999,800 | $4.76M | 0.05% | +1,119,800+127.3% | Added |
| Eversept Partners, LP | 2,352,556 | $5.60M | 0.62% | −724,200−23.5% | Reduced |
| Avoro Capital Advisors LLC | 2,500,000 | $5.95M | 0.09% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 2,749,100 | $6.54M | 0.02% | +1,728,700+169.4% | Added |
| Janus Henderson Group PLC | 2,813,543 | $6.70M | 0.00% | −3,259,399−53.7% | Reduced |
| Vanguard Group Inc | 5,476,744 | $13.0M | 0.00% | +119,561+2.2% | Added |
| BlackRock Inc. | 7,921,928 | $18.9M | 0.00% | +440,701+5.9% | Added |
| Federated Hermes, Inc. | 8,981,717 | $21.4M | 0.06% | −2,413,084−21.2% | Reduced |
| State Street Corp | 9,535,890 | $22.7M | 0.00% | +970,955+11.3% | Added |
| FMR LLC | 19,230,692 | $45.8M | 0.00% | +45,484+0.2% | Added |
| Flagship Pioneering Inc. | 23,117,045 | $55.0M | 3.99% | 00.0% | Unchanged |
| Jennison Associates LLC | 0 | $0 | 0.00% | −1,392,356−100.0% | Sold out |
| Great Point Partners LLC | 0 | $0 | 0.00% | −938,067−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −222,257−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −206,145−100.0% | Sold out |
| Alpha DNA Investment Management LLC | 0 | $0 | 0.00% | −138,536−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −102,608−100.0% | Sold out |
| Cantor Fitzgerald, L. P. | 0 | $0 | 0.00% | −97,407−100.0% | Sold out |
| AE Wealth Management LLC | 0 | $0 | 0.00% | −95,188−100.0% | Sold out |
| Mach-1 Financial Group, Inc. | 0 | $0 | 0.00% | −94,961−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −85,661−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −44,844−100.0% | Sold out |
| Delphia (USA) Inc. | 0 | $0 | 0.00% | −33,913−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −22,516−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −15,503−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −14,166−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −13,181−100.0% | Sold out |
| Raymond James & Associates | 0 | $0 | 0.00% | −10,052−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −8,342−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −900−100.0% | Sold out |
| Fiduciary Alliance LLC | 0 | $0 | 0.00% | −232−100.0% | Sold out |
| Impact Partnership Wealth, LLC | 0 | $0 | 0.00% | −209−100.0% | Sold out |
| ICA Group Wealth Management, LLC | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Pictet Asset Management SA | – | – | – | – | Not filed |