UnitedHealth Group has emerged as the highest-performing stock in both the Dow Jones Industrial Average and the S&P 500 following a significant announcement regarding its Medicare Advantage program. In a regulatory filing made on Tuesday, the health care giant revealed that a large majority of its Medicare Advantage enrollees are poised to be eligible for bonus payments from the federal government.
The company estimates that approximately 78% of its Medicare Advantage membership will be enrolled in plans that receive ratings of 4 stars or higher, based on a preliminary assessment by the Centers for Medicare & Medicaid Services (CMS). Although these ratings are not finalized, UnitedHealth expressed that this forecast aligns with their expectations and mirrors their historical performance.
In the wake of this news, shares of UnitedHealth Group saw a remarkable increase of 9% during recent trading sessions. However, it’s important to note that the stock remains down nearly 30% since the beginning of the year.
The trajectory of the Medicare Advantage program has played a crucial role in UnitedHealth’s challenging year. Back in April, the company experienced its most significant single-day drop in over 25 years after it revised its full-year earnings outlook downward, attributing the change to increased activity in its Medicare Advantage business. This downturn coincided with heightened scrutiny in the health care sector as public discontent regarding soaring health care and drug costs grew.
Under the Medicare Advantage framework, coverage is managed by private health insurers instead of the federal government. Plans that achieve ratings of 4 stars or higher are qualified for quality bonus payments, which plan administrators can utilize to reduce costs or enhance benefits for participants, though such use is not mandatory. According to an analysis by the Kaiser Family Foundation, CMS is projected to allocate $12.7 billion in bonus payments to Medicare Advantage plans in 2025.
UnitedHealth’s anticipated enrollment figures for 2025 slightly exceed the national average, which indicated that about 75% of Medicare Advantage participants were enrolled in plans rated 4 stars or better during that year. This positive outlook may signal a potential rebound for UnitedHealth as it navigates a complex landscape of challenges and opportunities in the health care market.

