Anaptys Announces Intent to Separate Biopharma Operations from Substantial Royalty Assets by Year-end 2026

Core Viewpoint - AnaptysBio, Inc. plans to separate its business into two independent, publicly traded companies, "Royalty Management Co" and "Biopharma Co," to enhance value and align with different investment strategies [1][14]. Group 1: Business Separation - The separation aims to create two distinct entities, allowing investors to align their portfolios with the strategic opportunities of each company [1][14]. - Royalty Management Co will manage rights to royalties and milestone payments from collaborations, focusing on maximizing shareholder value [3][6]. - Biopharma Co will concentrate on developing innovative therapeutics for autoimmune and inflammatory diseases, including rosnilimab, ANB033, and ANB101 [10][13]. Group 2: Financial Collaborations and Royalties - Anaptys has financial collaborations with GSK and Vanda, which include substantial potential royalties and milestone payments [2][8]. - GSK's Jemperli has shown strong sales performance, with $262 million in Q2 2025 and projected peak sales exceeding $2.7 billion [4][5]. - The royalty structure from GSK includes tiered royalties based on net sales, with rates ranging from 8% to 25% depending on sales thresholds [5][6]. Group 3: Clinical Development Pipeline - Rosnilimab has completed a Phase 2b trial for rheumatoid arthritis and is in a Phase 2 trial for ulcerative colitis, with data expected in late 2025 [11][18]. - ANB033 is in a Phase 1b trial for celiac disease, while ANB101 is in a Phase 1a trial targeting autoimmune diseases [12][13]. - The outcomes of these clinical trials will influence the economic value allocation between the two new companies [11]. Group 4: Future Plans and Leadership - The separation is anticipated to be completed by the end of 2026, with Daniel Faga expected to lead Biopharma Co [14]. - Specific details regarding the transaction, board composition, and financial operations will be disclosed later [14][15].