UnitedHealth Group Inc. raised its full-year financial outlook for the second time in three months on Friday, after posting stronger-than-expected quarterly revenue and earnings.
The Minnetonka-based health insurance giant said net income for the second quarter rose more than 18% to $5.07 billion, or $5.34 a share, compared with $4.27 billion, or $4.46 a share, in the same period a year ago. Excluding one-time effects, adjusted earnings were $5.57 per share — well ahead of the $5.20 per share…