Does CVS own Aetna and Humana?

Does CVS own Aetna and Humana?

Now that CVS and Aetna have made their merger agreement official, another major insurer may be in the market for a deal of its own: Humana. In the health insurance sector—as in other industries—a deal the size of the CVS-Aetna transaction often has the effect of spurring other major players to pursue mergers.