News/M&A/Apr 27, 2026

Lilly agrees to acquire Ajax Therapeutics for up to $2.3 billion

Lilly agreed to acquire Ajax Therapeutics for up to $2.3 billion in total potential consideration, combining an upfront payment with milestones. Ajax's lead investigational drug, AJ1-11095, is a once-daily oral type II JAK2 inhibitor in Phase 1 for patients with myelofibrosis who have stopped a type I JAK2 inhibitor. The deal expands Lilly's blood cancer pipeline.

  • Up to $2.3B total potential consideration
  • Upfront versus milestone split not disclosed
  • Lead drug AJ1-11095 is an oral type II JAK2 inhibitor in Phase 1
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856.27913.90971.52Lilly agrees to acquire Ajax Therapeutics for up to $2.3 billion1Apr 23Apr 25Apr 27Apr 29May 1
Source
Pharmaceutical Executive
Apr 27, 2026
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