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J&J in talks to acquire Protagonist Therapeutics
Yahoo Financeยท2025-10-13 10:46

Core Insights - Johnson & Johnson (J&J) is in discussions to acquire Protagonist Therapeutics, which could enhance their collaboration and significantly increase Protagonist's market value of over $4 billion [1][2] - J&J currently holds 4% of Protagonist's shares and is collaborating on an oral treatment for immune diseases, with exclusive commercialization rights [2] - The acquisition would provide J&J access to rusfertide, a promising drug for polycythaemia vera, developed in partnership with Takeda Pharmaceutical [2] Financial Impact - Protagonist's stock has surged over 70% in 2025 due to positive trial outcomes, and shares have increased more than 450% since its IPO in 2016 [3] - J&J's market capitalization is nearing $460 billion, making the potential acquisition manageable despite its size [3] Strategic Context - J&J is facing competition for its immune-disease drug Stelara and is actively seeking new products to offset sales losses from patent expirations [4] - The company has a history of strategic acquisitions, including a $15 billion purchase of Intra-Cellular Therapies in January 2025 [4] - In 2024, J&J expanded its biotech footprint with an $850 million acquisition of Proteologix, focusing on immune-mediated diseases [5]