BioCryst Pharmaceuticals Inc. plans to acquire Astria Therapeutics Inc., adding navenibart to its portfolio.
The transaction values Astria's equity at about $920 million and its business at roughly $700 million, expected to close in the first quarter of 2026.
Navenibart is an injectable monoclonal antibody inhibitor of plasma kallikrein for the treatment of hereditary angioedema (HAE), a genetic disorder causing sudden swelling.
BioCryst has commercialized Orladeyo (berotralstat), an oral plasma kallikrein inhibitor for HAE treatment, and is advancing a pipeline of therapies.
Navenibart is an injectable monoclonal antibody inhibitor of plasma kallikrein for the treatment of HAE.
Author's summary: BioCryst expands HAE portfolio with Astria acquisition.