What it does
UnitedHealth Group describes itself as a health care and well-being company operating through two complementary businesses: Optum and UnitedHealthcare. Optum is its information- and technology-enabled health services business, with Optum Health, Optum Insight and Optum Rx. UnitedHealthcare offers health benefits across Employer & Individual, Medicare & Retirement, and Community & State. The company lists four reportable segments: Optum Health, Optum Insight, Optum Rx and UnitedHealthcare. Its stated activities span care delivery and management, data and analytics, technology and managed services, pharmacy care services, and health benefits.
Source: UnitedHealth Group Incorporated Form 10-K for fiscal 2025, Item 1 — sec.gov
How it makes money
The segment table below shows UnitedHealthcare revenue of $344.9 billion and Optum revenue of $270.6 billion for FY2025. The filing says UnitedHealthcare Employer & Individual offers risk-based products under which it assumes responsibility for medical and administrative costs in exchange for a monthly premium. For self-funded customers, it provides administrative and management services. Optum Health also uses fully accountable value-based arrangements, administrative-fee arrangements and fee-for-service arrangements. Optum Financial charges fees and earns investment and interest income on managed funds and loans.
| Product or service | Revenue, FY2025 | Share | Change on the year |
|---|---|---|---|
| Products | $53.4 billion | 58.4% | 6.28% |
| Services | $38.0 billion | 41.6% | 5.54% |
Source: UnitedHealth Group Incorporated Form 10-K for fiscal 2025, Item 1 — sec.gov
Customers and geography
The company states that Optum serves patients and consumers, payers, care providers, employers, governments and life sciences companies. UnitedHealthcare serves employers, individuals, Medicare-eligible consumers, and economically disadvantaged and medically underserved consumers. Optum Health addresses the well-being of 95 million consumers and serves more than 100 health payer partners. UnitedHealthcare Community & State participated in programs in 32 states and the District of Columbia, serving nearly 7.4 million people as of December 31, 2025. The filing also states that certain businesses operate internationally, though it does not provide a country-by-country revenue breakdown in the supplied excerpts.
| Segment | Revenue, FY2025 | Share | Change on the year |
|---|---|---|---|
| UnitedHealthcare | $344.9 billion | 38.7% | 15.7% |
| Optum | $270.6 billion | 30.4% | 6.98% |
| Optum Rx | $154.7 billion | 17.4% | 16.1% |
| Optum Health | $102.0 billion | 11.4% | −3.23% |
| Optum Insight | $19.4 billion | 2.18% | 3.52% |
Source: UnitedHealth Group Incorporated Form 10-K for fiscal 2025, Item 1 — sec.gov
Competition
The filing characterizes the company’s markets across health care benefits and services as highly competitive. It says competitors range from startups to Fortune 50 global enterprises, for-profit and nonprofit companies, and private and government-sponsored entities. The company also identifies new entrants and business combinations among competitors and suppliers as contributors to a dynamic environment. It states that competition includes product and service innovation, technology use, consumer and provider engagement and satisfaction, and sales, marketing and pricing. The supplied filing excerpt does not name specific competitors.
Source: UnitedHealth Group Incorporated Form 10-K for fiscal 2025, Item 1 — sec.gov
Key risks
- Failure to estimate, price for and manage medical costs, or design benefits effectively, could reduce profitability of risk-based products and services.
- Failure to maintain data integrity or availability, integrate or upgrade systems, or ensure technology products operate as intended could adversely affect the business.
- Cyberattacks or privacy and data-security incidents could disrupt operations or expose protected personal, proprietary or confidential information.
- Failure to maintain satisfactory relationships with payers, physicians, hospitals and other service providers could adversely affect the business.
- Failure to compete effectively to maintain or increase market share, including enrollment in health-benefits businesses, could adversely affect results.
- Private-party and governmental legal actions and investigations could result in penalties, damages or reputational harm.
Source: UnitedHealth Group Incorporated Form 10-K for fiscal 2025, Item 1A — sec.gov
People and operations
As of December 31, 2025, the company had 390,000 employees. The filing states that nearly 165,000 were clinical professionals. It describes an organization serving health care participants through clinical, technology, data, pharmacy and health-benefits operations. The filing lists executive offices at 1 Health Drive, Eden Prairie, Minnesota 55344 and 655 New York Avenue, Washington, DC 20001. The supplied excerpts do not describe seasonality.
Source: UnitedHealth Group Incorporated Form 10-K for fiscal 2025, Item 1 — sec.gov