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Antares Therapeutics signs potential $1.9 billion cancer drug deal with Novartis

By Thomson Reuters Jun 24, 2026 | 7:14 AM

June 24 (Reuters) – Antares Therapeutics said on Wednesday it entered a collaboration with Novartis that could be worth up to ​about $1.9 billion, aiming to develop therapies ‌for historically hard-to-drug cancer targets.

Here are some details of the deal:

• Antares Therapeutics said it will receive $105 million upfront under the agreement with Novartis.

• The biotech ‌is ​also eligible for up to $1.8 ⁠billion in additional payments ⁠across programs, inclusive of option exercise, development, regulatory, and commercial milestones.

• The company is eligible for tiered royalties on global net ​sales up to the low double-digit range when any medicines developed under the deal ⁠reach the market.

• The collaboration ⁠will use Antares’ drug discovery ​platform to develop targeted small molecule medicines against ​oncology targets that have been considered undruggable.

• Antares ‌will lead all research efforts and apply its proprietary discovery engine to a limited number of historically undruggable targets until option exercise.

• ⁠Antares Therapeutics added it will continue advancing its own pipeline of cancer medicines alongside the partnership.

• Antares’ ⁠lead oncology ‌program is expected to enter ⁠human testing in 2026, with several ​others ‌in earlier stages of lab development.

• ​Antares Therapeutics ⁠launched in June 2025 as a spin‑out of Scorpion Therapeutics, backed by $177 million in funding, after Scorpion sold a drug programme to Eli Lilly for up to $2.5 billion.

(Reporting by Sahil Pandey ​in Bengaluru)