Two of the largest credit card companies are planning to merge, and it could have big implications for your wallet. Under the Capital One Discover merger, the Capital One Financial Corporation would ...

Now that the priciest U.S. bank merger of the last 15 years has closed, Capital One Financial has begun the process of integrating Discover Financial Services. It will be a marathon, not a sprint.

Almost 15 months after its announcement, Capital One Financial Corp.’s takeover of Discover Financial Services was officially completed on Sunday, creating the largest credit-card issuer by loan ...

The Capital One Discover merger means that Capital One will become an even larger player in the credit card market than it already is. Any time one company starts to dominate a market, it can lead to ...