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Ribo and Madrigal Reach First Major Milestone in Advancing Novel siRNA Therapies for MASH

Key Takeaway: Suzhou Ribo Life Science and Madrigal Pharmaceuticals have successfully achieved their first candidate drug nomination milestone in their siRNA partnership aimed at treating metabolic dysfunction-associated steatohepatitis (MASH). This milestone will lead to the initiation of IND-enabling studies for planned clinical trials. The collaboration emphasizes their commitment to developing innovative RNA therapeutics for liver diseases.
Price reaction · baseline $514.39 (2026-07-01 close) · hit after-hours · 2 other MDGL headline(s) in the window, move may be shared
day 0 close · peak
+2.7%

Market Sentiment Analysis

POSITIVE FACTORS

  • Successful achievement of first candidate drug nomination milestone.
  • Collaboration highlights commitment to advancing RNA therapeutics.
  • Focus on addressing unmet medical needs in liver diseases.
  • Rapid progress due to complementary strengths of both companies.

BiopharmaWatch Analysis

From our catalyst data and publicly available data · not financial advice
Best trade, last catalyst
+125%
120-day peak, hindsight
Typical move
4.2%
average across 7 past catalysts
Cash runway
~45 mo
Minimal dilution risk
Lead asset
Resmetirom
Phase 3 · Non-Alcoholic Fatty Liver Disease

Full Press Release Details

SUZHOU, China and MÖLNDAL, Sweden,July 1, 2026/PRNewswire/ -- Suzhou Ribo Life Science Co., Ltd. (06938.HK), and its subsidiary Ribocure Pharmaceuticals AB (collectively referred to as "Ribo"), in collaboration with Madrigal Pharmaceuticals, Inc. (Madrigal, NASDAQ:MDGL) announce the successful achievement of the first candidate drug nomination milestone within their siRNA partnership. This milestone is the result of efficient collaboration and will be followed by immediate initiation of IND-enabling studies to support planned clinical studies.
This partnership fully underscores Ribo's and Madrigal's joint commitment to advancing cutting-edge RNA therapeutics for liver diseases, with a primary focus on metabolic dysfunction-associated steatohepatitis (MASH), a field with tremendous unmet medical need. The collaboration covers multiple preclinical assets and further broadens the potential liver-directed therapeutic landscape for MASH.
"We are delighted to achieve the first key milestone in our joint MASH program with Madrigal in just a few months. Madrigal has established a market leading presence and profound clinical expertise in the MASH field, while Ribo possesses world-class capabilities in siRNA drug discovery and delivery technology.Our complementary strengths have driven the rapid progress of this project. Both parties are dedicated to accelerating the development of our novel siRNA candidate for MASH. We look forward to advancing this collaborative program together and bringing promising new therapeutic options to patients worldwide living with MASH,"said Li-Ming Gan, co-CEO & Global R&D President of Ribo.
About Suzhou Ribo Life Science Co. Ltd. and Ribocure Pharmaceuticals ABSuzhou Ribo Life Science Co. Ltd. (Ribo, 06938.HK) is an innovative clinical stage R&D company devoted to the development of nucleic acid drugs and related products based on the RNA interference (RNAi) technology. With its innovative R&D capabilities with vertically integrated technological platforms, Ribo has built a strong product pipeline, aiming to make contribution to the treatment of serious diseases with unmet medical needs.As a subsidiary of Suzhou Ribo Life Science, Ribocure Pharmaceuticals AB (Ribocure) is dedicated to globalized development of life-saving oligonucleotide therapies, with focus on development of assets and pipeline as well as new target ideas and on building innovative capacities to conduct clinical trials and developing siRNA drugs to address real unmet medical needs globally.For more information, please visitwww.ribolia.comandwww.ribocure.com.

Frequently Asked Questions

What milestone did Ribo and Madrigal achieve?

They achieved the first candidate drug nomination milestone in their siRNA partnership.

What is the focus of the Ribo and Madrigal collaboration?

The collaboration focuses on developing RNA therapeutics for metabolic dysfunction-associated steatohepatitis (MASH).

What will follow the milestone achievement?

The milestone will be followed by the initiation of IND-enabling studies for clinical trials.

What are the strengths of Ribo and Madrigal?

Madrigal has clinical expertise in MASH, while Ribo excels in siRNA drug discovery and delivery.

Last updated: Jul 2, 2026