Ligand Pharmaceuticals said on Thursday it has agreed to acquire Xoma Royalty, a biopharma royalty aggregator, for $739 million in cash. The deal is expected to close on April 27, 2026.

Acquirer:Ligand Pharmaceuticals (US)
Target:Xoma Royalty (US)
Value:$739m
Type:Acquisition
Date closed:2026-04-27
Date announced:2026-04-27
Buy-side advisors:Stifel, Citi
Sell-side advisors:Leerink Partners, H.C. Wainwright & Co.
Legal buy-side:Paul Hastings
Legal sell-side:Gibson Dunn & Crutcher

Ligand said the acquisition will help deepen its reach across multiple therapeutic areas, enhancing its portfolio of royalty assets.

Financial Context

Xoma Royalty has a diverse portfolio spanning various stages of clinical development and commercialized products in multiple therapeutic areas. The transaction is seen as part of Ligand's strategy to expand its presence in the biopharma royalty space, an area that has been gaining traction for its predictable revenue streams.

Outlook

Ligand Pharmaceuticals CEO said the deal will fuel growth and further strengthen Ligand’s position as a leading player in the biopharmaceutical royalty market. The company expects to benefit from Xoma Royalty's existing agreements, which include royalties on products such as AstraZeneca’s Farxiga for type 2 diabetes.