UnitedHealth Group raised its full-year forecast after saying that profit gained in the second quarter, helped by its booming Optum technology and services unit.
The U.S. government will pay Anthem Inc. $742 million and Humana Inc. $549 million to reimburse big insurance claims the companies covered under the Patient Protection and Affordable Care Act.
Hospitals led a health care company rally after the Supreme Court ruled 6-3 that tax subsidies can be provided nationwide to help people afford health insurance.