(Bloomberg) -- Humana Inc. shares jumped after the company affirmed its earnings guidance for 2025, reassuring investors who have been blindsided by insurance companies’ outlook cuts this year. The company said its preliminary view of Medicare quality ratings are in-line with its assumptions in a filing Thursday. Some of the ratings were inadvertently disclosed on a Medicare website, it said. Humana shares rose as much as 8.2% on the news, the most since July. The Louisville, Kentucky-based insurer is f ...