A CVS-Aetna deal could force Wal-Mart to buy Humana, analyst says
Wal-Mart could consider a deal for Humana, according to Leerink Partners senior health care analyst Ana Gupte.
Buying Humana would cost more than $46 billion, she suggested.
CVS is reportedly closing in on a $66 billion deal for Aetna, which would be the largest in health insurance history.