Assembly Biosciences Reports First Quarter 2026 Financial Results and Recent Highlights

Published: 2026-05-07 16:00:14 ET ASMB

Published on 05/07/2026 at 04:00 pm EDT

– Completed Phase 1b studies for ABI-5366 and ABI-1179, helicase-primase inhibitors for recurrent genital herpes –

– Completed chronic toxicology studies for ABI-6250, an oral small-molecule entry inhibitor candidate for chronic hepatitis delta virus; Phase 2 initiation anticipated Q4 2026 –

SOUTH SAN FRANCISCO, Calif., May 07, 2026 (GLOBE NEWSWIRE) -- Assembly Biosciences, Inc. (Nasdaq: ASMB), a biotechnology company developing innovative therapeutics targeting serious viral diseases, today reported financial results for the first quarter ended March 31, 2026, and recent highlights.

“The first quarter reflected steady progress across our portfolio as we continue advancing our discovery and development programs,” said Jason Okazaki, chief executive officer and president of Assembly Bio. “As we look ahead, we anticipate receiving Gilead’s development plan and budget for the herpesvirus program and will evaluate our cost and profit share opt-in decision by mid-2026 while continuing to advance ABI-6250 toward Phase 2 in hepatitis delta virus by year-end.”

First Quarter 2026 and Recent Highlights

Anticipated Milestones and Events

Upcoming Conferences

ABI-5366, ABI-1179 and ABI-6250 are investigational product candidates that have not been approved anywhere globally, and their safety and efficacy have not been established. ABI-5366 and ABI-1179 are exclusively licensed to Gilead under the collaboration between Assembly Bio and Gilead, and Gilead has the sole right and responsibility for further clinical development and commercialization of the HPI program.

First Quarter 2026 Financial Results

About Assembly BiosciencesAssembly Biosciences is a biotechnology company dedicated to the development of innovative small-molecule therapeutics designed to change the path of serious viral diseases and improve the lives of patients worldwide. Led by an accomplished team of leaders in virologic drug development, Assembly Bio is committed to improving outcomes for patients struggling with the serious, chronic impacts of herpesvirus, hepatitis B virus (HBV) and hepatitis delta virus (HDV) infections. For more information, visit assemblybio.com.

Forward-Looking StatementsThe information in this press release contains forward-looking statements that are subject to certain risks and uncertainties that could cause actual results to materially differ. These risks and uncertainties include: Assembly Bio’s ability to realize the potential benefits of its collaboration with Gilead, including all financial aspects of the collaboration and equity investments; Assembly Bio’s ability to initiate and complete clinical studies involving its therapeutic product candidates, including studies contemplated by Assembly Bio’s collaboration with Gilead, in the currently anticipated timeframes or at all; safety and efficacy data from clinical or nonclinical studies may not warrant further development of Assembly Bio’s product candidates; clinical and nonclinical data may not differentiate Assembly Bio’s product candidates from other companies’ candidates; Assembly Bio’s ability to maintain financial resources and secure additional funding necessary to continue its research activities, clinical studies, and other business operations; potential effects of changes in government regulation; results of nonclinical studies may not be representative of disease behavior in a clinical setting and may not be predictive of the outcomes of clinical studies; and other risks identified from time to time in Assembly Bio’s reports filed with the U.S. Securities and Exchange Commission (the SEC). You are urged to consider statements that include the words may, will, would, could, should, might, believes, hopes, estimates, projects, potential, expects, plans, anticipates, intends, continues, forecast, designed, goal or the negative of those words or other comparable words to be uncertain and forward-looking. Assembly Bio intends such forward-looking statements to be covered by the safe harbor provisions contained in Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. More information about Assembly Bio’s risks and uncertainties are more fully detailed under the heading “Risk Factors” in Assembly Bio’s filings with the SEC, including its most recent Annual Report on Form 10-K, Quarterly Reports on Form 10-Q and Current Reports on Form 8-K. Except as required by law, Assembly Bio assumes no obligation to update publicly any forward-looking statements, whether as a result of new information, future events or otherwise.

Contacts:

Investors:Patrick TillMeru Advisors(484) [email protected]

Media:Sam Brown LLCJamie Strachota(703) [email protected]

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