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 2025
Institutional positions in Seres Therapeutics, Inc. as of Mar 31, 2025. 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
- 63
- −6 vs. Q4 2024
- Shares held
- 61.5M
- −1.57M (−2.5%) vs. Q4 2024
- Total value
- $43.1M
- −$9.41M (−17.9%) vs. Q4 2024
- New holders
- 5
- 17 more added
- Sold out
- 11
- 15 more reduced
Compare with Q4 2024: 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 2025
Shares, value and share of portfolio for each institution holding Seres Therapeutics, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Whittier Trust Co | 30 | $21 | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 48 | $34 | 0.00% | +17+54.8% | Added |
| Jones Financial Companies LLLP | 49 | $35 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 160 | $112 | 0.00% | −244−60.4% | Reduced |
| Sound Income Strategies, LLC | 175 | $123 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 204 | $138 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 200 | $140 | 0.00% | −108−35.1% | Reduced |
| Citigroup Inc | 215 | $151 | 0.00% | −3,464−94.2% | Reduced |
| Sandy Spring Bank | 345 | $242 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 666 | $466 | 0.00% | 00.0% | Unchanged |
| Continuum Advisory, LLC | 955 | $669 | 0.00% | 00.0% | Unchanged |
| TFC Financial Management | 1,000 | $701 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 1,304 | $913 | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 1,593 | $1.11K | 0.00% | −2−0.1% | Reduced |
| Royal Bank of Canada | 4,444 | $3.00K | 0.00% | +2,483+126.6% | Added |
| Bank of America Corp | 5,954 | $4.17K | 0.00% | +2,157+56.8% | Added |
| BNP Paribas Arbitrage, SA | 6,137 | $4.30K | 0.00% | −714−10.4% | Reduced |
| Wells Fargo & Company | 7,800 | $5.46K | 0.00% | +7,600+3,800.0% | Added |
| Diversified Trust Co | 10,000 | $7.00K | 0.00% | 00.0% | Unchanged |
| Integrated Wealth Concepts LLC | 10,000 | $7.00K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 11,598 | $8.00K | 0.00% | 00.0% | Unchanged |
| Mission Wealth Management, LP | 11,495 | $8.05K | 0.00% | +11,495 | New |
| Peapack Gladstone Financial Corp | 13,000 | $9.00K | 0.00% | +13,000 | New |
| Captrust Financial Advisors | 13,100 | $9.17K | 0.00% | 00.0% | Unchanged |
| Aries Wealth Management | 15,000 | $10.5K | 0.00% | 00.0% | Unchanged |
| Miller Financial Services LLC | 15,000 | $10.5K | 0.02% | +15,000 | New |
| Victory Capital Management Inc | 15,342 | $10.7K | 0.00% | −97−0.6% | Reduced |
| MML Investors Services, LLC | 15,864 | $11.0K | 0.00% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 20,000 | $14.0K | 0.00% | −28,500−58.8% | Reduced |
| Stifel Financial Corp | 20,000 | $14.0K | 0.00% | 00.0% | Unchanged |
| Arete Wealth Advisors, LLC | 20,900 | $15.0K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 22,707 | $15.9K | 0.00% | +6,343+38.8% | Added |
| Two Sigma Securities, LLC | 25,588 | $17.9K | 0.00% | +25,588 | New |
| Millennium Management LLC | 29,550 | $20.7K | 0.00% | −1,781,169−98.4% | Reduced |
| Two Sigma Investments, LP | 32,328 | $22.6K | 0.00% | +7,916+32.4% | Added |
| Ironwood Investment Management LLC | 36,494 | $25.5K | 0.01% | −3,094−7.8% | Reduced |
| Cantor Fitzgerald, L. P. | 37,475 | $26.2K | 0.00% | −58,265−60.9% | Reduced |
| Kestra Advisory Services, LLC | 38,471 | $26.9K | 0.00% | 00.0% | Unchanged |
| Avantax Advisory Services, Inc. | 45,179 | $31.6K | 0.00% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 47,637 | $33.4K | 0.00% | −37,349−43.9% | Reduced |
| JustInvest LLC | 50,720 | $35.5K | 0.00% | −20,416−28.7% | Reduced |
| Schonfeld Strategic Advisors LLC | 51,300 | $35.9K | 0.00% | −49,400−49.1% | Reduced |
| Tudor Investment Corp Et Al | 61,977 | $43.4K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 69,664 | $48.8K | 0.00% | +48,013+221.8% | Added |
| Goldman Sachs Group Inc | 74,629 | $52.2K | 0.00% | +21,679+40.9% | Added |
| LPL Financial LLC | 95,137 | $66.6K | 0.00% | +350+0.4% | Added |
| Providence Wealth Advisors, LLC | 105,000 | $71.4K | 0.05% | 00.0% | Unchanged |
| Invesco Ltd. | 136,572 | $95.6K | 0.00% | +89,995+193.2% | Added |
| Morgan Stanley | 149,604 | $104.7K | 0.00% | −1,863,647−92.6% | Reduced |
| Tang Capital Management LLC | 203,904 | $142.8K | 0.01% | +203,904 | New |
| Bridgeway Capital Management, LLC | 250,000 | $175.0K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 301,564 | $211.1K | 0.00% | +38,881+14.8% | Added |
| Lion Point Capital, LP | 340,761 | $238.5K | 1.52% | 00.0% | Unchanged |
| State Street Corp | 500,748 | $350.6K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 717,146 | $502.1K | 0.00% | +389,338+118.8% | Added |
| Charles Schwab Investment Management Inc | 834,107 | $584.0K | 0.00% | −31,718−3.7% | Reduced |
| Vontobel Holding Ltd. | 1,085,966 | $760.3K | 0.00% | +147,671+15.7% | Added |
| UBS Group AG | 1,456,161 | $1.02M | 0.00% | +1,113,844+325.4% | Added |
| Geode Capital Management, LLC | 1,618,772 | $1.13M | 0.00% | +108,340+7.2% | Added |
| BlackRock, Inc. | 1,762,157 | $1.23M | 0.00% | 00.0% | Unchanged |
| Vanguard Group Inc | 6,091,999 | $4.26M | 0.00% | +218,119+3.7% | Added |
| FMR LLC | 21,889,432 | $15.3M | 0.00% | +77,735+0.4% | Added |
| Flagship Pioneering Inc. | 23,117,045 | $16.2M | 6.86% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −58,736−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −26,868−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −24,900−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −24,756−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −16,300−100.0% | Sold out |
| Clear Creek Financial Management, LLC | 0 | $0 | 0.00% | −12,950−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −9,325−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −636−100.0% | Sold out |
| Bell Investment Advisors, Inc | 0 | $0 | 0.00% | −611−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −235−100.0% | Sold out |