AT&T (T) stock is back in focus after the company, alongside T-Mobile and Verizon, outlined plans for a new joint venture that would pool spectrum for satellite supported mobile coverage across the United States. See our latest analysis for AT&T. AT&T's share price has eased in recent months, with a 30 day share price return down 7.85% and a 90 day return down 14.82%. At the same time, the satellite joint venture and recent conference update keep attention on its longer term position,...