Anthem said sales of Obamacare plans have been disappointing to date, and the company could pull back its business in those plans in 2018.
U.S. equities fell as recent election news and a Fed meeting sent jitters through the market.
The Dow and S&P extended their slide to three months, while the Nasdaq snapped a three-month winning streak.
The presidential election's final days could present new headwinds for markets and overshadow the Fed meeting and the October jobs report.
Aetna Chairman & CEO Mark Bertolini discusses Obamacare insurance exchanges, drug pricing and the potential merger with Humana.
Increased premiums and less help for insurance companies will make 2017 quite a different year for Obamacare, analyst Ipsita Smolinksi says.
Ipsita Smolinski, Capitol Street health care analyst, weighs in on Obamacare premium hikes and the impact on health insurers.
One market bull takes a look at four stocks that he believes will continue underperforming the market.
UnitedHealth's shares are up nearly 14 percent year to date, outperforming the health care sector.
These are the stocks posting the largest moves after the bell, including: Wells Fargo, CSX Corporation, Aetna and more.
Humana fell Wednesday after a report by the Centers for Medicare and Medicaid Services showed its membership highly rated Medicare plans declined.
CNBC's Bertha Coombs reports the latest troubles in health care, including why shares of Humana are sinking.
Medicare ratings cuts at Humana may signal a higher bar for other Medicare insurers, an analyst says.
CNBC's David Faber reports the latest on the merger between Anthem and Cigna.
People in consumer-directed health plans tend to pay much more out of pocket for health care than others despite lower use.
The president dropped by a meeting with insurers Monday, and wrote all insurance companies selling Obamacare plans.
Michael Neidorff, Centene Chairman and CEO, shares his take on Obamacare and the state of health care ahead of the presidential election.
Iowa insurance commissioner Nick Gerhart explains why his state approved price hikes for Obamacare and why changes are needed.
Some of the names on the move ahead of the open.
As much as 55 percent of the country will have two or fewer Obamacare insurers to choose from.