Amedisys stock climbed Friday after the provider of home health care agreed to waive its right to terminate a merger agreement with UnitedHealth Group, bolstering expectations that the deal will succeed despite a government attempt to block it.

The delay comes a month after the U.S. Department of Justice said it was suing to block the planned M&A deal. According to a Securities Exchange Commission document filed by Amedisys Friday, the Minnetonka-based health insurance giant and Baton Rouge,