Gilead Sciences Acquires Immunomedics, Expanding
Immunomedics acquired by Gilead Sciences
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Immunomedics
Deal Value
$21,000,000,000
March 27, 2026

Gilead Sciences
Gilead Sciences has acquired Immunomedics for $21.0 billion.
Immunomedics is a leader in next-generation antibody-drug conjugate (ADC) technology, committed to help transform the lives of people with hard-to-treat cancers.
This transaction sees Gilead Sciences, a prominent biopharmaceutical company, significantly expand its oncology portfolio by purchasing Immunomedics outright.
The acquisition is strategically important for Gilead Sciences as it seeks to strengthen its presence in oncology.
Immunomedics' innovative ADC platform, which targets specific cancer cells while sparing healthy ones, represents a crucial advancement in cancer treatment.
This technology aligns with Gilead's long-term vision to deliver transformative medicines, particularly in areas of high unmet medical need.
The integration of Immunomedics' expertise and pipeline is expected to accelerate the development and commercialization of new therapies for various difficult-to-treat cancers.
Expected synergies from this acquisition include leveraging Gilead's extensive global development and commercial infrastructure to bring Immunomedics' promising therapies to a wider patient population.
The combination of Immunomedics' specialized ADC technology with Gilead's broader research and development capabilities is anticipated to create a more robust oncology pipeline.
This strategic move underscores Gilead's commitment to becoming a leader in oncology, building upon Immunomedics' foundational work in targeted cancer treatments.
Looking ahead, the combined entity aims to accelerate the delivery of innovative cancer treatments to patients worldwide.
This acquisition is poised to enhance Gilead's competitive position in the rapidly evolving oncology landscape, fostering continued innovation and expanding therapeutic options for those battling hard-to-treat cancers.
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