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GSK Acquires RAPT Therapeutics in $

RAPT Therapeutics acquired by GSK

Acquisition$2,200,000,000Hospitals and Health CareUS

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Acquired

RAPT Therapeutics

United StatesHospitals and Health Care

Deal value

$2,200,000,000

January 20, 2026

GSK logo
Acquirer

GSK

GSK has acquired RAPT Therapeutics for $2.2 billion, a move that significantly expands its immunology pipeline. RAPT Therapeutics is a clinical-stage immunology-based biopharmaceutical company focused on discovering, developing, and commercializing novel therapies for patients living with inflammatory and immunological diseases. The company utilizes its deep and proprietary expertise in immunology to develop treatments designed to modulate the critical immune responses underlying these conditions.

This acquisition is strategically aligned with GSK's long-term commitment to strengthening its position in immunology. RAPT's innovative approach to targeting immune responses and its portfolio of clinical-stage assets are expected to complement GSK's existing research and development efforts in this therapeutic area. The integration of RAPT's specialized expertise aims to accelerate the development of new therapeutic options for patients with significant unmet medical needs in inflammatory and immunological disorders.

The combination of RAPT's scientific innovation with GSK's extensive global research and development capabilities is anticipated to create substantial synergies. GSK's resources, including its advanced clinical development infrastructure and commercialization expertise, are expected to accelerate the progression of RAPT's promising therapies through clinical trials and ultimately to market. This integration is designed to enhance the speed and scale at which novel immunology treatments can be brought to patients worldwide.

Looking ahead, the combined entity is poised to reinforce its leadership in immunology. The acquisition underscores a shared commitment to advancing scientific understanding and delivering transformative medicines. The focus will remain on developing next-generation therapies that address the complex challenges of inflammatory and immunological diseases, aiming to improve patient outcomes globally.

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