Kristen Hallam

CVS Caremark Corp. halted sales of tobacco products almost a month ahead of schedule, started a smoking-cessation campaign, and changed its name to position itself as an advocate of better health.

As carriers ramp up to gain market share ahead of PPACA, Aetna acquires Coventary —increasing its overall share of government health plans to more than 30%, and nearly 42 million members nationwide.