Business
Sobi completes acquisition of Arthrosi Therapeutics, strengthening pipeline for the potential treatment of gout
Swedish Orphan Biovitrum AB (publ) Sobi® (STO: SOBI) and Arthrosi Therapeutics, Inc. (Arthrosi) announced today the completion of the acquisition of Arthrosi by Sobi.
About this update from Swedish Orphan Biovitrum Ab
[{"type":"text","content":"STOCKHOLM, Feb. 9, 2026 /PRNewswire/ -- Swedish Orphan Biovitrum AB (publ) Sobi® (STO: SOBI) and Arthrosi Therapeutics, Inc. (Arthrosi) announced today the completion of the acquisition of Arthrosi by Sobi.","length":206,"tagName":"p"},{"type":"text","content":"Upon completion of the transaction, Sobi has acquired all outstanding shares of Arthrosi's common stock and common stock equivalents.","length":137,"tagName":"p"},{"type":"text","content":"Arthrosi Therapeutics is a private late-stage biotechnology company focused on developing a next-generation treatment for gout. The acquisition strengthens Sobi's gout franchise by adding pozdeutinurad (AR882), an investigational next-generation, once-daily oral URAT1 inhibitor currently being evaluated in two fully recruited global Phase 3 clinical studies for the potential management of progressive and tophaceous gout and expected to read out in 2026. Pozdeutinurad complements Sobi's pipeline by adding a potentially best-in-class URAT1 inhibitor for patients sub-optimally treated with first-line therapies. Today's announcement reflects Sobi's commitment to advancing treatment options for people living with gout.","length":739,"tagName":"p"},{"type":"text","content":"About Pozdeutinurad","length":24,"tagName":"p"},{"type":"text","content":"Pozdeutinurad (AR882) is an investigational URAT1 inhibitor being developed for the treatment of progressive and tophaceous gout and has completed Phase 2 studies that demonstrated compelling efficacy with a sustained reduction of serum uric acid, dissolution of tophi and a well-tolerated safety profile. It is currently being evaluated in two Phase 3 studies, REDUCE 1 and REDUCE 2, two twelve-month, randomized, double-blind, placebo-controlled studies to assess pozdeutinurad's ability to reduce sUA in patients with progressive and tophaceous gout. Both Phase 3 studies are now fully enrolled, and the pivotal data is expected in 2026.","length":649,"tagName":"p"},{"type":"text","content":"About Arthrosi","length":14,"tagName":"p"},{"type":"text","content":"Arthrosi Therapeutics, Inc., headquartered in San Diego, CA, is focused on developing pozdeutinurad, a potentially best-in-class, highly potent and selective next generation URAT1 inhibitor to reduce serum urate levels, flares and tophi in patients with progress...