UnitedHealth-backed Optum completed the merger with Change Healthcare in a $12.8bn deal.

UnitedHealth-backed Optum, a diversified health services company, completed the merger with Change Healthcare, a health care technology company, in a $12.8bn deal. "Together we will help streamline and inform the vital clinical, administrative and payment processes on which health care providers and payers depend to serve patients. We’re thrilled to welcome Change Healthcare’s highly skilled team to create a better future for health care," Andrew Witty, UnitedHealth Group President. On April 14, 2021, Change Healthcare received stockholder approval for the acquisition.