OnCo
companiesCompany

Aktis Oncology

Miniprotein alpha-radiopharmaceutical company; the first biotech IPO of 2026 (~$365M) funds Ac-225 programmes against Nectin-4 and B7-H3.

IPO closed 12 January 2026. [225Ac]Ac-AKY-1189 (Nectin-4) in US phase 1b; [225Ac]Ac-AKY-2519 (B7-H3) IND planned H1 2026 after diagnostic imaging and dosimetry studies; in-house cGMP radiopharmaceutical facility due H2 2026. Backed by large pharma investors.

Headquarters
Boston, MA, US
Type
radiopharma · AKTS

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