HCW Biologics Exercised Option to Regain Full Rights for Two Commercial-Ready Reagents from Wugen

Positions the Company to participate in fast-growing, multi-billion-dollar CAR-T immunotherapy market Recently published data suggest that HCW9206 may reduce CAR-T production costs and improve therapeutic efficacies, with the potential to support curative outcomes Company plans to commercialize the reagents through corporate partners focused on CAR-T and NK-cell therapies, including developers and manufacturers MIRAMAR, Fla., May 27, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company”) (NASDAQ: HCWB), a clinical-stage biopharmaceutical company developing first-in-class fusion immunotherapeutics for autoimmune diseases, cancer, and senescence-associated dysplasia, today announced that it has exercised its option to regain full ex vivo rights to HCW9206 and HCW9201, two commercial-ready compounds as reagents, from its licensee, Wugen Inc. Wugen held exclusive worldwide rights to these two compounds for ex vivo, cell-based therapy applications.