Humana Stock Jumps. Why It Could Be a Big Winner in Next Medicare Star Ratings. — Barrons.com

By Catherine DunnIt's that time of year when Medicare Advantage insurers await a big announcement from the government: their eligibility for financial bonuses, known as star ratings.Barclays estimates Humana is on track for a bump-and has upgraded the stock to Overweight from Neutral.Barclays also…