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Galectin Therapeutics Announces Positive Type C Meeting with the FDA for Belapectin in Patients with MASH Cirrhosis and Portal Hypertension

(Positive)
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Galectin Therapeutics (NASDAQ:GALT) reported positive Type C FDA feedback on belapectin for patients with MASH cirrhosis and portal hypertension.

The FDA agreed on a composite liver outcome primary endpoint, accepted a blinded central endoscopy review, and indicated that a single, adequate Phase 3 trial may support a traditional full approval pathway. Galectin plans to file the Phase 3 protocol in Q3 2026 and is seeking strategic and financial partners.

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Positive

  • FDA agreement on composite liver outcome primary endpoint for Phase 3 belapectin trial
  • FDA acceptance of blinded central endoscopy review methodology for esophageal varices assessment
  • Planned single 2 mg belapectin dose to be evaluated in the Phase 3 study
  • FDA confirmation that the endpoint framework is appropriate for a traditional full approval pathway
  • Company believes one adequate, well-controlled Phase 3 trial could support broad indication approval
  • Phase 3 protocol submission for belapectin anticipated in Q3 2026

Negative

  • None.

News Market Reaction – GALT

+11.43% 5.9x vol
66 alerts
+11.43% Session close to close
+34.8% Peak Tracked
-13.9% Trough Tracked
$262.77M Market Cap
5.9x Rel. Volume

In the Jun 23 session, GALT gained 11.43%, reflecting a significant positive market reaction. Argus tracked a peak move of +34.8% during that session. Argus tracked a trough of -13.9% from its starting point during tracking. Our momentum scanner triggered 66 alerts that day, indicating high trading interest and price volatility. Trading volume was exceptionally heavy at 5.9x the daily average, suggesting very strong buying interest.

Data tracked by StockTitan Argus on the day of publication.

Market Context

The stock surged +11.4% in the session following this news. A strong positive reaction aligns with F...
Analysis

The stock surged +11.4% in the session following this news. A strong positive reaction aligns with FDA agreement on the Phase 3 design and full-approval pathway, validating prior NAVIGATE signals. Investors may still weigh funding needs and potential dilution under the $200,000,000 shelf and ATM facility.

Key Figures

Phase 3 dose: 2 mg Varix size threshold: >5 mm Protocol timing: Q3 2026 +5 more
8 metrics
Phase 3 dose 2 mg Planned single belapectin dose in upcoming Phase 3 trial
Varix size threshold >5 mm Definition of large esophageal varices in composite primary endpoint
Protocol timing Q3 2026 Planned submission of final Phase 3 protocol
Shelf capacity $200,000,000 Form S-3 shelf for common stock, warrants and rights
ATM program size $32,500,000 At-the-market offering capacity under S-3 shelf
Varices reduction 49.3% NAVIGATE per-protocol reduction in varices (n=287)
U.S. subgroup reduction 68.1% (p=0.02) NAVIGATE U.S. completer subgroup varices reduction
Per-protocol population 287 patients NAVIGATE per-protocol sample size

Historical Context

5 past events · Latest: May 27 (Positive)
Pattern 5 events
Date Event Sentiment 24h Move Catalyst
May 27 Clinical data update Positive -3.2% EASL 2026 NAVIGATE analyses showing belapectin’s disease‑modifying potential.
May 15 Earnings and update Positive -7.7% Q1 2026 results with narrower loss and positive belapectin program update.
May 11 Trial publication Positive +5.2% Journal of Hepatology publication of NAVIGATE Phase 2b belapectin results.
Mar 31 Earnings and update Positive +8.6% 2025 results with reduced expenses and extended runway plus NAVIGATE signals.
Mar 17 Board appointment Neutral -0.9% Appointment of Henry Brem, M.D., to strengthen clinical and regulatory expertise.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Pattern Detected

Recent GALT catalysts show a mix of aligned and contrary price reactions, with both positive and negative moves following generally positive news.

Key Terms

portal hypertension, esophageal varices, placebo-controlled, blinded central review
4 terms
portal hypertension medical
"belapectin for the treatment of patients with metabolic dysfunction-associated steatohepatitis (MASH) cirrhosis and portal hypertension."
An increase in blood pressure in the portal venous system — the veins that carry blood from the intestines to the liver — usually caused by scarring or blockage in the liver that acts like a traffic jam in a pipe. It matters to investors because it drives demand for treatments, diagnostics and procedures, influences clinical trial outcomes and regulatory decisions, and can materially affect healthcare costs and a company’s commercial prospects in liver-related therapies.
esophageal varices medical
"prevention of development of large esophageal varices (>5 mm), a clinically meaningful manifestation"
Swollen, fragile veins in the lower part of the throat that develop when pressure builds in nearby veins, often near the liver; they can burst and cause sudden, life‑threatening bleeding — like thin garden hoses bulging under high pressure. Investors watch this because it creates steady demand for diagnostics, emergency care, drugs and medical devices, and influences hospital costs and the commercial outlook for companies that treat or prevent the condition.
placebo-controlled medical
"in a randomized, double-blind, placebo-controlled design in patients with metabolic"
"Placebo-controlled" describes a testing method where one group receives the actual treatment or intervention, while another group receives a harmless, inactive version called a placebo. This approach helps determine whether the real treatment has genuine effects beyond psychological expectations. For investors, understanding this ensures confidence that reported benefits are real and not influenced by bias or false perceptions.
blinded central review technical
"FDA accepted the Company's proposed blinded central review process for endoscopic assessment"
An independent group of experts reviews key clinical trial measurements (often scans or lab results) without knowing which patients received the experimental treatment, reducing bias much like a referee judging plays without knowing the teams. Investors care because this impartial check makes reported trial outcomes more reliable, affecting regulatory approval chances, perceived product value, and the market’s confidence in a drug or medical device.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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  • Galectin has reached agreement with the FDA on the primary endpoint and regulatory path forward for the potential full approval of belapectin
  • Company intends to file the Phase 3 protocol in Q3 2026 and is actively exploring strategic and financial partnership opportunities to support the continued development and commercialization of belapectin

NORCROSS, Ga., June 23, 2026 (GLOBE NEWSWIRE) -- Galectin Therapeutics Inc. (NASDAQ: GALT), a biotechnology company focused on developing therapies for patients with advanced liver disease, today announced positive feedback from its recent in person Type C meeting with the U.S. Food and Drug Administration (FDA), supporting the advancement of belapectin for the treatment of patients with metabolic dysfunction-associated steatohepatitis (MASH) cirrhosis and portal hypertension.

Joel Lewis, Chief Executive Officer of Galectin Therapeutics, said, "We are pleased to have reached agreement with FDA on the key elements of our planned Phase 3 program for belapectin. Alignment on the study design, primary endpoint, and regulatory framework provides important clarity, as we advance the program with renewed confidence. We are initiating preparations for the Phase 3 trial and in parallel are evaluating development pathways alongside potential strategic partnership opportunities. We remain committed to patients with MASH cirrhosis and portal hypertension facing the highest risk of life-threatening decompensation events, who currently are excluded from enrolling in other ongoing drug development efforts. Additionally, FDA acknowledged the substantial unmet medical need in this patient population during our meeting, which strengthened our dedication to continuing the development of belapectin and our Phase 3 trial. We look forward to submitting the final Phase 3 protocol in the third quarter of 2026."

The Phase 3 trial will assess the safety and efficacy of belapectin for the prevention of disease progression in a randomized, double-blind, placebo-controlled design in patients with metabolic dysfunction-associated steatohepatitis (MASH) cirrhosis and portal hypertension. Alignment was reached on the following:

Primary Endpoint: Alignment was reached on a composite liver outcome as the primary endpoint, including prevention of development of large esophageal varices (>5 mm), a clinically meaningful manifestation of worsening portal hypertension and disease progression in patients with compensated MASH cirrhosis. Importantly, the Company plans to incorporate the development of large esophageal varices as one component of composite clinical outcome endpoints in the planned Phase 3 study.

Central Endoscopy Review Methodology: FDA accepted the Company's proposed blinded central review process for endoscopic assessment of esophageal varices. This methodology builds upon the approach successfully implemented in the global Phase 2b/3 NAVIGATE trial and is designed to ensure standardized, objective, and consistent assessment of endoscopic outcomes across study sites.

Galectin recently published details of the central review methodology and operational framework developed for NAVIGATE, highlighting the rigor and reproducibility of the process in a large multinational clinical trial.

Planned registration trial to evaluate single dose: Based on the robust efficacy observed with the 2 mg dose across prior clinical studies, the Company plans to evaluate a single 2 mg dose of belapectin in its planned Phase 3 trial. The Company believes that the planned Phase 3 study, together with the totality of existing clinical data, has the potential to support a full approval application for belapectin in patients with MASH cirrhosis and portal hypertension.

Given the similarity of the intended study population to the NAVIGATE trial, including patients with MASH cirrhosis and portal hypertension, and the evaluation of a single belapectin dose, the Company currently expects the planned Phase 3 trial to be of a size generally comparable to the NAVIGATE trial.

Regulatory Pathway: Consistent with FDA guidance, the Company understands that approval in the MASH cirrhosis population will require a traditional pathway, unlike earlier-stage MASH populations where accelerated approval based on histologic endpoints may be available. The FDA confirmed that the proposed composite outcome endpoints, including the development of large varices, and study framework are appropriate for a full approval pathway. Based on FDA's recent communication regarding use of a single, adequate and well-controlled confirmatory trial for marketing approval, the Company believes the planned phase 3 trial provides a clear regulatory path toward a broad indication focused on preventing progression of MASH cirrhosis.

Khurram Jamil, M.D., Chief Medical Officer of Galectin Therapeutics, commented "FDA's acceptance of our centralized endoscopy review process underscores the scientific rigor and operational robustness of the methodology that Galectin pioneered, and successfully implemented in the NAVIGATE trial. Standardized, blinded assessment of esophageal varices is critical to ensuring reliable and reproducible endpoint evaluation in global studies. Importantly, the Agency's feedback supports the advancement of belapectin towards full approval, which we believe offers the opportunity to pursue a broad indication focused on preventing disease progression in patients with MASH cirrhosis."

Galectin is advancing Phase 3 planning and is actively pursuing potential strategic and financial partners. Phase 3 protocol submission is anticipated in the third quarter of 2026.

About Galectin Therapeutics

Galectin Therapeutics is dedicated to developing novel therapies to improve the lives of patients with chronic liver disease and cancer. Galectin’s lead drug belapectin is a carbohydrate-based drug that inhibits the galectin-3 protein, which is directly involved in multiple inflammatory, fibrotic, and malignant diseases, for which belapectin has Fast Track designation by the U.S. Food and Drug Administration. The lead development program is in metabolic dysfunction-associated steatohepatitis (MASH, formerly known as nonalcoholic steatohepatitis, or NASH) with cirrhosis, the most advanced form of MASH-related fibrosis. Liver cirrhosis is one of the most pressing medical needs and a significant drug development opportunity. Additional development programs are in treatment of combination immunotherapy for advanced head and neck cancers and other malignancies. Advancement of these additional clinical programs is largely dependent on finding a suitable partner. Galectin seeks to leverage extensive scientific and development expertise as well as established relationships with external sources to achieve cost-effective and efficient development. Additional information is available at www.galectintherapeutics.com.

Forward Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements relate to future events or future financial performance, and use words such as “may,” “estimate,” “could,” “expect”, “look forward”, “believe”, “hope” and others. They are based on management’s current expectations and are subject to factors and uncertainties that could cause actual results to differ materially from those described in the statements. These statements include those regarding the hope that Galectin’s development program for belapectin will lead to the first therapy for the treatment of MASH, formerly known as NASH, with cirrhosis and those regarding the hope that our lead compounds will be successful in cancer immunotherapy and in other therapeutic indications. Factors that could cause actual performance to differ materially from those discussed in the forward-looking statements include, among others, full analysis of the NAVIGATE trial data may not produce positive data; Galectin may not be successful in developing effective treatments and/or obtaining the requisite approvals for the use of belapectin or any of its other drugs in development; the Company may not be successful in scaling up manufacturing and meeting requirements related to chemistry, manufacturing and control matters; the Company’s current clinical trial and any future clinical studies may not produce positive results in a timely fashion, if at all, and could require larger and longer trials, which would be time consuming and costly; plans regarding development, approval and marketing of any of Galectin’s drugs are subject to change at any time based on the changing needs of the Company as determined by management and regulatory agencies; regardless of the results of any of its development programs, Galectin may be unsuccessful in developing partnerships with other companies or raising additional capital that would allow it to further develop and/or fund any studies or trials. Galectin has incurred operating losses since inception, and its ability to successfully develop and market drugs may be impacted by its ability to manage costs and finance continuing operations. For a discussion of additional factors impacting Galectin’s business, see the Company’s Annual Report on Form 10-K for the year ended December 31, 2024, and subsequent filings with the SEC. You should not place undue reliance on forward-looking statements. Although subsequent events may cause its views to change, management disclaims any obligation to update forward-looking statements.

Company Contact:
Jack Callicutt, Chief Financial Officer
(678) 620-3186
ir@galectintherapeutics.com

Investors Relations Contact:
Kevin Gardner
kgardner@lifesciadvisors.com

Galectin Therapeutics and its associated logo is a registered trademark of Galectin Therapeutics Inc. Belapectin is the USAN assigned name for Galectin Therapeutics’ galectin-3 inhibitor belapectin.


FAQ

What FDA feedback did Galectin Therapeutics (NASDAQ:GALT) receive on belapectin for MASH cirrhosis?

The FDA provided positive Type C feedback supporting a Phase 3 program for belapectin in MASH cirrhosis with portal hypertension. According to Galectin Therapeutics, the Agency agreed on the study design, composite primary endpoint, and regulatory framework for a traditional full approval pathway.

What is the primary endpoint for Galectin Therapeutics' Phase 3 belapectin trial (GALT)?

The planned primary endpoint is a composite liver outcome that includes development of large esophageal varices over 5 mm. According to Galectin Therapeutics, this reflects clinically meaningful worsening of portal hypertension and disease progression in compensated MASH cirrhosis patients.

How will esophageal varices be assessed in Galectin Therapeutics' Phase 3 belapectin study?

Esophageal varices will be evaluated using a blinded central endoscopy review process. According to Galectin Therapeutics, the FDA accepted this methodology, which is based on the approach used in the NAVIGATE trial to ensure standardized, objective, and consistent endpoint assessment across study sites.

When will Galectin Therapeutics (GALT) submit the Phase 3 belapectin protocol to the FDA?

Galectin plans to submit the final Phase 3 protocol in the third quarter of 2026. According to Galectin Therapeutics, preparations for the Phase 3 trial are underway, and the company is also pursuing potential strategic and financial partnership opportunities to support development.

What belapectin dose will be tested in Galectin Therapeutics' planned Phase 3 trial?

The planned registration trial will evaluate a single 2 mg dose of belapectin. According to Galectin Therapeutics, this decision is based on efficacy observed with the 2 mg dose in prior clinical studies and will be tested in patients with MASH cirrhosis and portal hypertension.

What regulatory pathway is expected for belapectin in MASH cirrhosis according to Galectin Therapeutics (GALT)?

Belapectin is expected to follow a traditional approval pathway in MASH cirrhosis, not accelerated approval. According to Galectin Therapeutics, the FDA indicated that a single, adequate and well-controlled Phase 3 trial using composite outcome endpoints could support a marketing application.

How does the planned Phase 3 belapectin trial compare to the NAVIGATE study for Galectin Therapeutics?

Galectin currently expects the Phase 3 trial size to be generally comparable to NAVIGATE. According to Galectin Therapeutics, both target patients with MASH cirrhosis and portal hypertension and evaluate a single 2 mg belapectin dose using similar composite clinical outcome endpoints.