Key Performance
More- Earnings Score: N/A
- Momentum Score: 22
- True Yield: N/A
- Financial Health Score: N/A
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Latest Research & News
Seres Therapeutics Showcases SER-155 Data and Live Biotherapeutic Insights at ESCMID Global 2026
Seres Therapeutics announced three presentations at the 2026 ESCMID congress highlighting Phase 1b data for SER-155, a live biotherapeutic candidate. The data demonstrated that SER-155 induced significant and durable shifts in GI microbiome composition with improved epithelial barrier integrity, correlating with reduced bloodstream infections in allogeneic hematopoietic cell transplant patients. Additional presentations explored the role of live biotherapeutics in IBD and immunocompromised patients.
04/20/2026, 7:00 AM • GlobeNewswire
Seres Therapeutics reported a net income of $5.7 million for full year 2025 compared to a net loss of $125.8 million in 2024, primarily driven by gains from the VOWST sale to Nestlé and reduced operating expenses. The company is prioritizing development of SER-155 for immune checkpoint-related enterocolitis and SER-603 for inflammatory bowel disease, with clinical data from an investigator-sponsored trial expected in Q2 2026. With $45.8 million in cash, Seres expects to fund operations through Q3 2026 and is actively seeking partnerships and additional funding to advance its pipeline.
03/12/2026, 7:00 AM • GlobeNewswire
The human microbiome market is expected to grow from $0.85 billion in 2026 to $3.27 billion by 2035, driven by advancements in sequencing technologies, rising R&D investments, and increasing demand for personalized medicine. Currently, approximately 215 microbiome therapeutics are in development across various stages, with over 50% in clinical stages. North America is expected to dominate the market, supported by regulatory approvals and strategic partnerships.
02/16/2026, 6:50 AM • GlobeNewswire
Seres (MCRB) Q3 2025 Earnings Call Transcript
Seres Therapeutics reported Q3 2025 earnings, highlighting progress on SER-155, a live biotherapeutic targeting bloodstream infections in stem cell transplant patients. The company secured a $3.6M CARB-X grant, reduced workforce by 25%, and is seeking additional capital to advance clinical trials.
11/05/2025, 8:12 PM • The Motley Fool
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Company Profile
Seres Therapeutics, Inc., a clinical-stage company, focuses on developing biotherapeutics for serious diseases. The company develops SER-155, an investigational oral live biotherapeutic to decolonize GI pathogens, enhance GI epithelial barrier integrity, and regulate immune response to prevent bacterial bloodstream infections, as well as other pathogen-associated negative clinical outcomes in patients undergoing allogeneic hematopoietic stem cell transplantation. It also develops SER-603, a LBP candidate optimized to treat disruptions in the GI microbiome and to improve GI mucosal barrier integrity through the inhibition of inflammatory bacteria and associated metabolites; and SER-147, a live biotherapeutic composition to prevent bacterial bloodstream and spontaneous bacterial peritonitis infections in patients with metabolic disease, including chronic liver disease. The company was formerly known as Seres Health, Inc. and changed its name to Seres Therapeutics, Inc. in May 2015. Seres Therapeutics, Inc. was incorporated in 2010 and is headquartered in Cambridge, Massachusetts.