Major Asset Sale to Novo Nordisk
Closed asset purchase and license for zaltenibart with Novo Nordisk, receiving $240M upfront, $100M in achievable near-term milestones, eligibility for $410M in development/approval milestones and up to $1.3B in sales/commercial milestones (total deal value up to $2.1B). Omeros retains MASP-3 small molecule rights and will receive tiered royalties up to the high teens. A transition services agreement (TSA) provides reimbursement for employee costs and inventories.
FDA Approval and Commercial Launch of YARTEMLEA (narsoplimab)
FDA approved YARTEMLEA for TA-TMA (first and only approved treatment) for adults and children ≥2 years. No box warning, no REMS, no required vaccinations. Field force fully deployed; distributors supplied within first 3 weeks of January and first sales followed shortly thereafter. Per-vial price ≈ $36,000; median utilization in trials/expanded access was 8–10 vials per course (approximate per-course drug cost $288K–$360K).
Early Launch Traction and Payer Access
Focused commercial efforts on top 80 transplant centers (represent ~80% of U.S. annual stem cell transplants). P&T committee approvals achieved at 50% of top 10 centers, 40% of top 20, 35% of top 40 and ~30% of top 80 centers. Third-party payers have approved 100% of pre-authorization requests to date.
Significant Q4 Financial Improvements and Non-GAAP Profitability
Reported Q4 2025 net income of $86.5M ($1.22/share) versus a Q3 net loss of $30.9M ($0.47 loss). Q4 included a $237.6M net gain from the zaltenibart transaction. Excluding a $136M noncash mark-to-market charge, non-GAAP adjusted net income was $222.5M and non-GAAP adjusted income per share was $3.14.
Stronger Balance Sheet and Debt Reduction
As of 12/31/25, cash and investments totaled $171.8M, an increase of $135.7M from 9/30/25. Used upfront proceeds to repay a $67.1M secured term loan and the $17.1M principal on 2026 convertible notes; remaining debt consists of $70.8M principal of 2029 convertible notes (matures June 2029).
Commercial Execution and Rapid Delivery Capability
Distribution and logistics established to deliver YARTEMLEA within 24 hours of order to both hospital and outpatient settings. Field support includes account managers, market access leads, MSLs and reimbursement support to expedite P&T and prior authorization processes.
Progress in Pipeline Beyond Complement Franchise
PDE7 program (OMS527) for cocaine use disorder funded by NIDA; T-CAT pathogen-targeting platform showing in vivo efficacy against MDROs with patents filed and publication pending; OncotoX-AML IND-enabling studies underway with strong preclinical efficacy (up to 99% reversible myeloid progenitor cell killing in NHP pilot) and first-in-human planned for late next year.