Those who plan to make a change will typically swap an existing option with another manager.

Wellmark said the reserve funds were necessary for a company its size to ensure that it can pay medical bills for policyholders.

Marissa Mayer, the news-making Yahoo CEO, marks her one-year anniversary on the job, and the results are decidedly mixed. But I still like her.

Unemployment levels in the world's advanced economies could improve next year, even though the number of people without work will likely continue to rise in several European countries, a leading international economic body said Tuesday.