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Callio Therapeutics Names Zachary Hornby As CEO To Advance Dual-Payload Cancer ...
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Fusion42 · 11 September 2026 · Fusion42 review
Callio Therapeutics named Zachary Hornby as CEO to advance its dual-payload antibody-drug conjugates for cancer treatment, progressing CLIO-8221 in Phase 1/2 trials in multiple countries including the US, Australia, and China. Hornby’s leadership experience includes managing clinical development, financing, and a major $2 billion acquisition by Roche.
This Wire brief sits within Fusion42's coverage of Biotech.
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Biotech founders in oncology drug development must consider how dual-payload ADCs could shift competitive advantage; Hornby’s proven fundraising and exit expertise could open strategic partnership doors in your sector.
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1 source · 11 Sep 2026
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