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ALL
Market cap
$126289405
EPS
0.65
P/E ratio
5.7
Price to sales
345.37
Dividend yield
--
Beta
0.225268
Previous close
$13.40
Today's open
$13.50
Day's range
$13.50 - $14.32
52 week range
$6.53 - $29.98
show more
CEO
Thomas DesRosier
Employees
103
Headquarters
Cambridge, MA
Exchange
Nasdaq Global Select
Shares outstanding
9046519
Issue type
Common Stock
Healthcare
Biotechnology & Life Sciences
Seres Therapeutics Announces Publications in Nature Medicine and Journal of Infectious Diseases Highlighting Vowst™ Mechanism of Action and Supporting Broader Live Biotherapeutic Strategy
Data demonstrate clinical translation of VOWST mechanisms of action in both first and multiply recurrent CDI patients
GlobeNewsWire • Jan 6, 2026

3 Beaten-Down Biotech Stocks to Buy for a 2026 Turnaround
Beaten-down biotech stocks like ALT, IBRX and MCRB are eyeing a 2026 rebound as FDA alignment, pipeline progress and approvals fuel optimism.
Zacks Investment Research • Dec 29, 2025

Seres Therapeutics to Participate in Piper Sandler Healthcare Conference
CAMBRIDGE, Mass., Nov. 24, 2025 (GLOBE NEWSWIRE) -- Seres Therapeutics, Inc. (Nasdaq: MCRB), a leading live biotherapeutics company, today announced that management will participate in a fireside chat at the Piper Sandler 37th Annual Healthcare Conference on December 2, 2025, at 10:30 a.m.
GlobeNewsWire • Nov 24, 2025

Seres Therapeutics, Inc. (MCRB) Q3 2025 Earnings Call Transcript
Seres Therapeutics, Inc. ( MCRB ) Q3 2025 Earnings Call November 5, 2025 8:30 AM EST Company Participants Carlo Tanzi Marella Thorell - Co-CEO, Co-President & CFO Matthew Henn - Executive VP & Chief Scientific Officer Dennis M. Walling - Senior VP of Clinical Development & Head of Clinical Research Teresa Young - Executive VP and Chief Commercial & Strategy Officer Conference Call Participants John Newman - Canaccord Genuity Corp., Research Division Joseph Thome - TD Cowen, Research Division Presentation Operator Good day, everyone, and thank you for standing by.
Seeking Alpha • Nov 5, 2025

Seres Therapeutics Reports Third Quarter 2025 Financial Results and Provides Business Updates
Following constructive FDA feedback, Seres is finalizing its SER-155 Phase 2 study protocol for the prevention of bloodstream infections in adults undergoing allogeneic hematopoietic stem cell transplant for the treatment of hematological malignancies Efforts are ongoing to obtain capital and other resources to support SER-155 Phase 2 study; pending securing funding, interim clinical results anticipated within 12 months of study initiation Ongoing investigator-sponsored study in immune checkpoint related enterocolitis expected to inform broader SER-155 opportunity; initial study results anticipated in early 2026 Seres recently implemented actions to reduce operating costs; based on these actions and current operating plans, Seres expects to fund operations through Q2 2026 CAMBRIDGE, Mass., Nov. 05, 2025 (GLOBE NEWSWIRE) -- Seres Therapeutics, Inc. (Nasdaq: MCRB), (Seres or the Company), a leading live biotherapeutics company, today reported third quarter 2025 financial results and provided business updates.
GlobeNewsWire • Nov 5, 2025

Seres Therapeutics to Announce Third Quarter 2025 Financial Results and Business Updates on November 5, 2025
CAMBRIDGE, Mass., Oct. 30, 2025 (GLOBE NEWSWIRE) -- Seres Therapeutics, Inc. (Nasdaq: MCRB), a leading live biotherapeutics company, today announced that management will host a conference call and live audio webcast on November 5, 2025 at 8:30 a.m.
GlobeNewsWire • Oct 30, 2025

Seres Therapeutics Receives Award of Up to $3.6 Million from CARB-X to Develop Liquid Formulation of SER-155
Liquid formulation has potential to expand patient access, including those in intensive care, to SER-155 for the prevention of bloodstream and antimicrobial resistant (AMR) infections Liquid formulation has potential to expand patient access, including those in intensive care, to SER-155 for the prevention of bloodstream and antimicrobial resistant (AMR) infections
GlobeNewsWire • Oct 29, 2025

Seres Therapeutics to Present New Post Hoc Data From SER-155 Phase 1b Trial at IDWeek 2025, Highlighting Potential to Improve Outcomes in Adults Undergoing Allogeneic Hematopoietic Stem Cell Transplant
CAMBRIDGE, Mass., Oct. 14, 2025 (GLOBE NEWSWIRE) -- Seres Therapeutics, Inc. (Nasdaq: MCRB), (Seres or the Company), a leading live biotherapeutics company, today announced that new post hoc data from its SER-155 Phase 1b trial will be featured in an oral presentation at IDWeek 2025, taking place October 19–22 in Atlanta, Georgia.
GlobeNewsWire • Oct 14, 2025

Seres Therapeutics Announces Further Constructive Feedback from FDA on SER-155 Phase 2 Study Protocol and Implements Cost Reduction Actions to Extend Cash Runway
Following recent constructive FDA feedback, Seres anticipates finalizing SER-155 Phase 2 study protocol for the prevention of bloodstream infections in adults undergoing allogeneic hematopoietic stem cell transplant for the treatment of hematological malignancies
GlobeNewsWire • Sep 23, 2025

More companies adopt co-CEO structure
Enterprise software maker Oracle on Monday named insiders Clay Magouyrk and Mike Sicilia as co-CEOs, replacing Safra Catz, who was named vice chair of the board after 11 years at the helm.
Reuters • Sep 22, 2025

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