UnitedHealth Group Inc. CEO Stephen Hemsley revealed in prepared congressional testimony that beginning in plan year 2026, the insurer will issue rebates to its Affordable Care Act (ACA) membership after its medical loss ratio (MLR) exceeds the federally mandated 85% threshold. Based on internal projections, UnitedHealth expects to return approximately $200 million to roughly 1.2 million individual-market members, representing an average rebate of $167 per policyholder. The decision reflects the company’s strong 2025 underwriting performance in the individual exchange business, where it reported an MLR of 87.5%, driven by lower-than-anticipated claim costs and targeted network management strategies.

In a recent analysis comparing UnitedHealth with Molina Healthcare, UnitedHealth’s $360 billion in annual revenues—split roughly 55% Optum services and 45% insurance—provides a significant buffer against policy-driven revenue swings. Optum’s clinical services and pharmacy benefits management segment grew 12% year-over-year in Q4 2025, contributing $200 billion in revenues, while the insurance unit delivered $160 billion and maintained a combined ratio under 94%. By contrast, Molina’s 2025 revenues of $30 billion and a single‐segment focus on Medicaid and Medicare markets expose it to sharper reimbursement rate fluctuations and tighter state budgets. UnitedHealth’s broader geographic footprint across all 50 states, coupled with Optum’s diversified margin profile, positions it to better absorb regulatory headwinds and rising medical inflation projected at 6.5% for 2026.