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Seres Therapeutics Inc Stock Price, News & Analysis

MCRB Nasdaq

Welcome to our dedicated page for Seres Therapeutics news (Ticker: MCRB), a resource for investors and traders seeking the latest updates and insights on Seres Therapeutics stock.

Seres Therapeutics Inc (Nasdaq: MCRB) is a clinical-stage biotechnology leader developing microbiome therapies to treat dysbiosis-related conditions. This page provides investors and medical professionals with essential updates on FDA milestones, clinical trial progress, and strategic collaborations shaping the future of ecobiotic treatments.

Access authoritative reports on regulatory approvals, research breakthroughs, and financial developments in one centralized hub. Our curated news collection includes updates on VOWST commercialization, pipeline candidates like SER-155, and partnerships advancing microbiome science.

Key coverage areas include clinical trial results, manufacturing innovations, and peer-reviewed research insights. All content is verified through primary sources to ensure accuracy for investment analysis and medical decision-making.

Bookmark this page for real-time updates on Seres Therapeutics' progress in redefining microbiome-based healthcare solutions. Check back regularly for objective reporting on developments impacting both patient care and long-term corporate strategy.

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Seres Therapeutics (MCRB) announced positive Phase 3 clinical results for SER-109, an oral microbiome therapeutic, published in JAMA. The study indicates that SER-109 significantly reduces the risk of recurrent C. difficile infection (rCDI) within 24 weeks post-treatment. With approximately 170,000 annual rCDI cases in the U.S., SER-109 aims to enhance the standard of care. The FDA has granted Breakthrough Therapy and Orphan Drug designations for SER-109, and a Biologics License Application has been submitted, with expectations for approval in early 2023.

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Seres Therapeutics (Nasdaq: MCRB) announced the presentation of Phase III ECOSPOR IV trial data for its oral microbiome therapeutic SER-109, aimed at preventing recurrent C. difficile infection. This significant data will be showcased at IDWeek 2022 and the ACG 2022 Annual Meeting. SER-109 has received Breakthrough Therapy and Orphan Drug designations from the FDA, indicating its potential to improve treatment standards. The urgent need for effective solutions is underscored by CDC data showing nearly 170,000 annual C. difficile cases in the U.S.

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Seres Therapeutics (NASDAQ: MCRB) presented at the World Anti-Microbial Resistance Congress on September 7-8, 2022, discussing advancements in microbiome therapeutics to combat antibiotic-resistant bacterial infections. Chief Scientific Officer Dr. Matthew Henn highlighted Phase 3 data showing that SER-109 reduced antibiotic-resistant pathogens. The company also focuses on SER-155, targeting patients undergoing stem cell transplantation. SER-109's Biologics License Application has been filed with the FDA, with a commercial launch expected in early 2023.

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Seres Therapeutics (Nasdaq: MCRB) has completed its rolling submission for a Biologics License Application (BLA) to the FDA for SER-109, targeting recurrent C. difficile infections. With FDA Breakthrough Therapy designation, SER-109 could launch in the first half of 2023, aiming to be the first FDA-approved oral microbiome therapeutic. The submission is based on promising Phase 3 trial results showing an 88% sustained response rate compared to 60% for placebo. Seres has partnered with Aimmune Therapeutics for commercialization, receiving an upfront payment of $175 million.

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Seres Therapeutics, Inc. (Nasdaq: MCRB), a leader in microbiome therapeutics, announced that CEO Eric Shaff will participate in the Canaccord Genuity 42nd Annual Growth Conference on August 10 at 12:30 p.m. ET. An audio webcast of the event will be accessible on the company's website, with a replay available for 21 days.

Seres is known for its SER-109 program, the first microbiome drug candidate to achieve positive pivotal clinical results, aimed at preventing C. difficile infection recurrences, and is also developing SER-155 to reduce infections in transplant patients.

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Seres Therapeutics (MCRB) reported significant progress in its microbiome therapeutic SER-109, with confirmatory Phase 3 study results showing a sustained clinical response in 91.3% of recurrent C. difficile infection patients. The company initiated a rolling Biologics License Application (BLA) submission, expected to be completed soon. Financially, Seres strengthened its position with a $100 million equity offering, bringing its pro-forma cash balance to approximately $291.4 million. Despite a net loss of $64.7 million for Q2 2022, the company remains optimistic about SER-109's commercial potential.

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Seres Therapeutics, Inc. (Nasdaq: MCRB) will host a conference call on August 3, 2022 at 8:30 a.m. ET to discuss its second quarter results and provide a business update.

Seres is noted for its SER-109 program, which has achieved significant clinical results in targeting C. difficile infections, receiving both Breakthrough Therapy and Orphan Drug designations from the FDA. The company is also advancing its SER-155 program to reduce infections in patients undergoing stem cell transplants.

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Seres Therapeutics (MCRB) announced a registered direct offering of 31,746,030 shares at $3.15 per share, generating approximately $100 million in gross proceeds. The offering, which includes participation from notable investors like Federated Hermes and Nestlé Health Science, is expected to close on July 5, 2022. Proceeds will be used for the commercial readiness and manufacturing of SER-109 for the U.S. market and advancing its clinical development in the EU. The offering is conducted under a shelf registration statement filed with the SEC.

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Seres Therapeutics (NASDAQ: MCRB) announced favorable results from the ECOSPOR IV study for SER-109, an oral microbiome therapy for recurrent C. difficile infection. The study showed a 91.3% sustained clinical response at eight weeks and confirmed a favorable safety profile, consistent with the previous ECOSPOR III study. A rolling Biologics License Application (BLA) submission has been initiated, with completion anticipated by mid-2022. The company aims for a potential launch in the first half of 2023, supported by FDA Breakthrough Therapy designation.

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Seres Therapeutics, Inc. (MCRB) presented preclinical data highlighting the efficacy of the investigational microbial consortium DE486 in reducing chemotherapy-induced mucositis. The findings will be discussed at the 2022 ASCO Annual Meeting. Additionally, a Phase 1b trial of SER-155 is being conducted to assess its safety and efficacy in preventing complications during stem cell transplants. The company also plans to present Phase III results of SER-109 for recurrent C. difficile infection, which showed a lower recurrence rate than placebo. SER-109 is expected to submit a BLA to the FDA in mid-2022.

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FAQ

What is the current stock price of Seres Therapeutics (MCRB)?

The current stock price of Seres Therapeutics (MCRB) is $8.55 as of May 6, 2025.

What is the market cap of Seres Therapeutics (MCRB)?

The market cap of Seres Therapeutics (MCRB) is approximately 81.2M.
Seres Therapeutics Inc

Nasdaq:MCRB

MCRB Rankings

MCRB Stock Data

81.16M
7.58M
13.02%
36.18%
10.09%
Biotechnology
Pharmaceutical Preparations
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United States
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