Shares of Humana Inc (NYSE:HUM) and Cigna Group (NYSE:CI) are making opposite moves today, as merger talks between the health insurance companies ramp up. According to a Bloomberg report that cited people familiar with the matter, the talks are in early stages.At last glance, HUM is 0.5% higher at $268.55. The equity is still down nearly 50% in the past 12 months, with a more than 40% year-to-date deficit to boot. Humana stock could today conquer its 20-day moving average, as it distances itself from its Oc ...