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 2024
Institutional positions in Seres Therapeutics, Inc. as of Mar 31, 2024. 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
- 99
- −4 vs. Q4 2023
- Shares held
- 85.8M
- −3.74M (−4.2%) vs. Q4 2023
- Total value
- $66.3M
- −$59.1M (−47.1%) vs. Q4 2023
- New holders
- 21
- 28 more added
- Sold out
- 25
- 28 more reduced
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Seres Therapeutics, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Flagship Pioneering Inc. | 23,117,045 | $17.9M | 1.17% | 00.0% | Unchanged |
| FMR LLC | 22,651,419 | $17.5M | 0.00% | +3,262,839+16.8% | Added |
| BlackRock Inc. | 6,825,399 | $5.28M | 0.00% | −514,055−7.0% | Reduced |
| Vanguard Group Inc | 6,734,821 | $5.21M | 0.00% | +729,514+12.1% | Added |
| Hudson Bay Capital Management LP | 5,425,000 | $4.20M | 0.04% | +1,104,600+25.6% | Added |
| Geode Capital Management, LLC | 2,132,643 | $1.65M | 0.00% | +38,604+1.8% | Added |
| Woodline Partners LP | 2,045,871 | $1.58M | 0.01% | +755,595+58.6% | Added |
| State Street Corp | 1,946,363 | $1.51M | 0.00% | +36,839+1.9% | Added |
| Bank of America Corp | 1,654,962 | $1.28M | 0.00% | −707,487−29.9% | Reduced |
| Eversept Partners, LP | 1,388,944 | $1.08M | 0.08% | −364,594−20.8% | Reduced |
| Handelsbanken Fonder AB | 1,100,000 | $852.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 1,064,137 | $823.7K | 0.00% | +628,275+144.1% | Added |
| Millennium Management LLC | 1,027,552 | $795.4K | 0.00% | −1,196,523−53.8% | Reduced |
| Tang Capital Management LLC | 907,112 | $702.2K | 0.07% | −885,776−49.4% | Reduced |
| Northern Trust Corp | 784,693 | $607.4K | 0.00% | +14,082+1.8% | Added |
| Charles Schwab Investment Management Inc | 747,318 | $578.5K | 0.00% | +70,931+10.5% | Added |
| Susquehanna International Group, LLP | 634,603 | $491.2K | 0.00% | −776,447−55.0% | Reduced |
| D. E. Shaw & Co., Inc. | 486,353 | $376.5K | 0.00% | +317,835+188.6% | Added |
| Morgan Stanley | 477,625 | $369.7K | 0.00% | −407,711−46.1% | Reduced |
| Sit Investment Associates Inc | 342,200 | $265.0K | 0.01% | 00.0% | Unchanged |
| Lion Point Capital, LP | 340,761 | $263.8K | 0.50% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 329,072 | $254.7K | 0.00% | −15,251−4.4% | Reduced |
| Graham Capital Management, L.P. | 309,379 | $239.5K | 0.01% | +148,071+91.8% | Added |
| Price T Rowe Associates Inc | 298,111 | $232.0K | 0.00% | −65,539−18.0% | Reduced |
| Pennant Investors, LP | 292,300 | $226.3K | 0.06% | 00.0% | Unchanged |
| AQR Capital Management LLC | 166,887 | $129.2K | 0.00% | +139,225+503.3% | Added |
| Bridgeway Capital Management, LLC | 150,000 | $116.1K | 0.00% | +150,000 | New |
| Rhumbline Advisers | 141,453 | $109.5K | 0.00% | +3,934+2.9% | Added |
| LPL Financial LLC | 129,775 | $100.5K | 0.00% | +14,245+12.3% | Added |
| Alliancebernstein L.P. | 127,660 | $98.8K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 105,966 | $82.0K | 0.00% | +97,916+1,216.3% | Added |
| Atom Investors LP | 103,316 | $80.0K | 0.01% | +103,316 | New |
| Catalyst Funds Management Pty Ltd | 95,990 | $74.3K | 0.02% | +95,990 | New |
| Virtu Financial LLC | 94,510 | $73.0K | 0.01% | +94,510 | New |
| Jane Street Group, LLC | 86,438 | $66.9K | 0.00% | −203,849−70.2% | Reduced |
| XTX Topco Ltd | 75,692 | $58.6K | 0.01% | −326,814−81.2% | Reduced |
| Janney Montgomery Scott LLC | 75,098 | $58.0K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 73,871 | $57.0K | 0.00% | +28,560+63.0% | Added |
| Barclays PLC | 70,756 | $54.8K | 0.00% | −64,422−47.7% | Reduced |
| Prelude Capital Management, LLC | 70,598 | $54.6K | 0.00% | +70,598 | New |
| Invesco Ltd. | 62,966 | $48.7K | 0.00% | +5,966+10.5% | Added |
| Tudor Investment Corp Et Al | 61,977 | $48.0K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 58,776 | $45.5K | 0.00% | −12,483−17.5% | Reduced |
| Kestra Advisory Services, LLC | 51,521 | $39.9K | 0.00% | +29,890+138.2% | Added |
| Providence Wealth Advisors, LLC | 51,000 | $38.6K | 0.03% | +50,325+7,455.6% | Added |
| HarbourVest Partners LLC | 49,363 | $38.2K | 0.02% | 00.0% | Unchanged |
| American International Group, Inc. | 48,475 | $37.5K | 0.00% | +123+0.3% | Added |
| BNP Paribas Arbitrage, SA | 46,549 | $36.0K | 0.00% | −11,496−19.8% | Reduced |
| Ironwood Investment Management LLC | 45,292 | $35.1K | 0.02% | +4,699+11.6% | Added |
| JPMorgan Chase & Co | 39,443 | $30.5K | 0.00% | −26,573−40.3% | Reduced |
| New York State Common Retirement Fund | 39,336 | $30.4K | 0.00% | +529+1.4% | Added |
| Voya Investment Management LLC | 33,061 | $25.6K | 0.00% | −7,471−18.4% | Reduced |
| PFG Investments, LLC | 31,443 | $24.3K | 0.00% | +19,943+173.4% | Added |
| Wells Fargo & Company | 31,394 | $24.3K | 0.00% | +3,402+12.2% | Added |
| Principal Financial Group Inc | 27,088 | $21.0K | 0.00% | −34,576−56.1% | Reduced |
| Clear Creek Financial Management, LLC | 23,450 | $18.2K | 0.00% | −3,500−13.0% | Reduced |
| Prudential Financial Inc | 22,745 | $17.6K | 0.00% | +22,745 | New |
| Tower Research Capital LLC (TRC) | 21,957 | $17.0K | 0.00% | −16,134−42.4% | Reduced |
| Two Sigma Securities, LLC | 20,874 | $16.2K | 0.00% | +20,874 | New |
| Stifel Financial Corp | 20,000 | $15.5K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 18,300 | $14.2K | 0.00% | 00.0% | Unchanged |
| Wolverine Trading, LLC | 17,969 | $13.9K | 0.00% | +17,969 | New |
| Citigroup Inc | 17,885 | $13.8K | 0.00% | −70,444−79.8% | Reduced |
| ProShare Advisors LLC | 17,672 | $13.7K | 0.00% | +1,573+9.8% | Added |
| Vontobel Holding Ltd. | 17,000 | $13.2K | 0.00% | 00.0% | Unchanged |
| Auour Investments LLC | 17,000 | $13.2K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 15,000 | $12.0K | 0.00% | −1,005−6.3% | Reduced |
| MML Investors Services, LLC | 14,889 | $12.0K | 0.00% | +14,889 | New |
| Victory Capital Management Inc | 15,014 | $11.6K | 0.00% | +1,879+14.3% | Added |
| Engineers Gate Manager LP | 12,651 | $9.79K | 0.00% | +12,651 | New |
| Aries Wealth Management | 12,000 | $9.29K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 11,368 | $9.00K | 0.00% | +11,368 | New |
| HSBC Holdings PLC | 11,233 | $8.70K | 0.00% | +11,233 | New |
| SG Americas Securities, LLC | 10,376 | $8.00K | 0.00% | −41,704−80.1% | Reduced |
| Diversified Trust Co | 10,000 | $7.74K | 0.00% | 00.0% | Unchanged |
| Summit Trail Advisors, LLC | 10,000 | $7.74K | 0.00% | +10,000 | New |
| Legal & General Group Plc | 9,985 | $7.73K | 0.00% | −4,504−31.1% | Reduced |
| California State Teachers Retirement System | 9,888 | $7.65K | 0.00% | −6,123−38.2% | Reduced |
| Ameritas Investment Partners, Inc. | 8,033 | $6.22K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 6,203 | $4.78K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 4,480 | $3.47K | 0.00% | +3,397+313.7% | Added |
| Royal Bank of Canada | 2,287 | $2.00K | 0.00% | −28,655−92.6% | Reduced |
| Amalgamated Bank | 2,396 | $2.00K | 0.00% | −8,726−78.5% | Reduced |
| ICA Group Wealth Management, LLC | 1,600 | $1.24K | 0.00% | +1,600 | New |
| Continuum Advisory, LLC | 955 | $984 | 0.00% | +955 | New |
| TFC Financial Management | 1,000 | $775 | 0.00% | +1,000 | New |
| Orion Capital Management LLC | 1,000 | $774 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 648 | $502 | 0.00% | +300+86.2% | Added |
| Advisor Group Holdings, Inc. | 507 | $389 | 0.00% | −399,986−99.9% | Reduced |
| Sandy Spring Bank | 345 | $268 | 0.00% | 00.0% | Unchanged |
| Kelly Financial Services LLC | 240 | $186 | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 235 | $182 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 230 | $178 | 0.00% | +230 | New |
| Sound Income Strategies, LLC | 175 | $135 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 108 | $84 | 0.00% | +108 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 20 | $15 | 0.00% | +20 | New |
| CWM, LLC | 108 | $0 | 0.00% | +108 | New |
| State Board of Administration of Florida Retirement System | 29,008 | – | – | −150−0.5% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 50,102 | – | – | +50,102 | New |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −2,150,000−100.0% | Sold out |