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Seres Therapeutics Presents Expanded SER-155 Exploratory Biomarker Data at 2025 ASCO Annual Meeting
Globenewswire· 2025-05-27 11:00
Core Insights - Seres Therapeutics is presenting new exploratory biomarker data from its SER-155 Phase 1b study at the 2025 ASCO Annual Meeting, highlighting its potential role in promoting peripheral T-cell recovery and immune reconstitution post allo-HSCT [1][2] Group 1: SER-155 Study Findings - The SER-155 Phase 1b study showed improved intestinal epithelial barrier integrity and modulation of systemic inflammatory responses, with a 77% relative risk reduction in bloodstream infections (BSIs) [2][5] - New biomarker data indicates significantly higher levels of the homeostatic cytokine IL-7 and increased frequency of CD4+ T cells in the SER-155 treatment group compared to placebo, suggesting enhanced immune recovery [2][3] Group 2: Clinical Development Plans - The company plans to submit a Phase 2 trial protocol for SER-155 to the FDA soon and is seeking partners for continued clinical development [3] - SER-155 has received Breakthrough Therapy designation for reducing bloodstream infections and Fast Track designation for reducing infection risk and graft-versus-host disease in allo-HSCT patients [5][6] Group 3: About SER-155 - SER-155 is an investigational oral live biotherapeutic designed to decolonize gastrointestinal pathogens, improve epithelial barrier integrity, and induce immune homeostasis to prevent bacterial bloodstream infections in allo-HSCT patients [4][6] - The product has demonstrated a significant reduction in bloodstream infections and related complications in a Phase 1b clinical study [6]
Seres Therapeutics Reports First Quarter 2025 Financial Results and Provides Business Updates
Globenewswire· 2025-05-07 11:00
Core Insights - Seres Therapeutics is preparing to submit a Phase 2 study protocol for SER-155 to the FDA, targeting bloodstream infections in adults undergoing allogeneic hematopoietic stem cell transplantation (allo-HSCT) [1][4][10] - The Phase 1b study of SER-155 demonstrated a significant 77% relative risk reduction in bloodstream infections, reinforcing its potential in treating inflammatory and immune diseases [1][15] - The company is actively seeking strategic partnerships to support the development of SER-155 and expand its application to other vulnerable patient populations [3][4] Financial Performance - For Q1 2025, Seres reported a net income of $32.7 million, a significant improvement from a net loss of $32.9 million in Q1 2024, primarily due to a $50 million installment payment from Nestlé [16][25] - Research and development expenses decreased to $11.8 million in Q1 2025 from $19.5 million in Q1 2024, reflecting cost management efforts [16][25] - General and administrative expenses also declined to $11.9 million in Q1 2025 from $14.9 million in Q1 2024 [16][25] Development Updates - The upcoming Phase 2 study is expected to enroll 248 participants and will include an adaptive design with an interim analysis planned after half of the participants reach the primary endpoint [4][5] - SER-155 has received Breakthrough Therapy and Fast Track designations from the FDA, highlighting its potential to address significant unmet medical needs in the allo-HSCT patient population [15][17] - The company is exploring the use of SER-155 in additional patient populations, including those undergoing autologous-HSCT, cancer patients with neutropenia, and solid organ transplant recipients [3][17] Recent Corporate Actions - On April 21, 2025, Seres executed a 1-for-20 reverse stock split, which commenced trading on a split-adjusted basis on April 22, 2025 [7][16] - As of March 31, 2025, Seres had $58.8 million in cash and cash equivalents, which is expected to fund operations into Q1 2026 [12][16] Upcoming Milestones - The company plans to present additional SER-155 clinical results at the American Society of Clinical Oncology (ASCO) 2025 conference from May 30 to June 3, 2025 [10] - Seres anticipates receiving a $25 million installment payment from Nestlé in July 2025 [10]
Seres Therapeutics to Announce First Quarter 2025 Financial Results and Business Updates on May 7, 2025
Globenewswire· 2025-04-23 11:00
Company Overview - Seres Therapeutics, Inc. (Nasdaq: MCRB) is a clinical-stage company focused on improving patient outcomes in medically vulnerable populations through novel live biotherapeutics [4] - The company successfully developed and approved VOWST™, the first FDA-approved orally administered microbiome therapeutic, which was sold to Nestlé Health Science in September 2024 [4] - Seres is developing SER-155, which has received Breakthrough Therapy designation for reducing bloodstream infections in adults undergoing allo-HSCT and Fast Track designation for reducing the risk of infection and graft-versus-host disease in the same patient population [4] Clinical Developments - SER-155 has demonstrated a significant reduction in bloodstream infections and related complications compared to placebo in a Phase 1b clinical study involving patients undergoing allo-HSCT [4] - The company plans to evaluate SER-155 and other cultivated live biotherapeutic candidates in various medically vulnerable patient populations, including autologous-HSCT patients, cancer patients with neutropenia, CAR-T recipients, individuals with chronic liver disease, solid organ transplant recipients, and patients in intensive care units and long-term acute care facilities [4] Upcoming Events - Management will host a conference call and live audio webcast on May 7, 2025, at 8:30 a.m. ET to discuss first quarter 2025 financial results and provide business updates [1] - Access to the conference call can be made by dialing 800-715-9871 (domestic) or 646-307-1963 (international) with conference ID number 4618787 [2] - A webcast replay will be available on the Seres website approximately two hours after the event and will be archived for about 21 days [3]