PrimeGenX Therapeutics Submits Hong Kong IPO Application, Focusing on Differentiated Therapies in Immune-Inflammation Field

PrimeGenX Therapeutics Co., Ltd. formally submitted an application to list on the Main Board of The Stock Exchange of Hong Kong Limited on January 21, 2026, with CITIC Securities and CMBC Capital acting as joint sponsors. The company is a biotech firm specializing in the immune-inflammation field. Its core strategy is to develop differentiated therapies for chronic inflammatory diseases through innovative design and precise local delivery technologies. Its key late-stage core product is PuMeiXiTiNi (PG-011) for treating atopic dermatitis and allergic rhinitis.

According to Hong Kong Exchanges and Clearing disclosure, PrimeGenX Therapeutics Co., Ltd. formally submitted its Main Board listing application on January 21, 2026, with CITIC Securities and CMBC Capital serving as its joint sponsors.

The company positions itself as a biotechnology company focused on the immune-inflammation field, aiming to become a leader in locally delivered targeted therapies. Since its establishment in 2016, the company has leveraged its core capabilities in innovative original design and precise local delivery to deeply explore the chronic inflammatory disease treatment domain.

The prospectus indicates that based on its deep understanding of immune-inflammatory signaling pathways, the company has built an innovative product pipeline with "first-in-class" potential. Its late-stage core product is PG-011 (PuMeiXiTiNi), which has two formulations: PuMeiXiTiNi Gel for atopic dermatitis and PuMeiXiTiNi Nasal Spray for allergic rhinitis. Furthermore, the company's pipeline includes other candidates such as PG-033 tablets for pruritus, PG-018 tablets for autoimmune kidney disease, and PG-040 eye drops for glaucoma.

The company stated that its R&D philosophy is consistently patient-centric, aiming to provide innovative solutions that combine efficacy, safety, and long-term patient satisfaction to address significant unmet medical needs in the field of chronic inflammatory diseases.

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