The U.S. Supreme Court ruled in favor of health insurers seeking $12 billion from the federal government under a program set up by the Obamacare law aimed at encouraging them to offer medical coverage to previously uninsured Americans.

Anthem Inc. signaled earnings for 2020 could be better than feared, allaying some concerns that rising medical costs are eating into profits and sending shares of the No. 2 health insurer up 4 percent.

A group of health insurers, including CVS Health Corp.’s Aetna, have teamed up with IBM Corp. to create a blockchain network aimed at cutting costs in the healthcare industry.

Healthcare stocks rallied with U.S. health insurers reaching record highs as results of the 2018 mid-term elections were seen reducing the likelihood of action to cut medical costs and programs in the world’s biggest and most profitable market.

Health insurer Cigna Corp.’s $52 billion acquisition of pharmacy benefits manager Express Scripts Holding Co. passed U.S. antitrust scrutiny, the companies said.

Anthem Inc. partnered with Walmart Inc. to launch a program in January 2019 that will allow the health benefit company’s Medicare Advantage plan customers to purchase over-the-counter medications from the retailer’s stores and website.

Amgen Inc.’s push to get patients on its new $575 a month migraine drug before competition emerges in September 2018 is facing barriers from insurers.

Amazon.com Inc., Berkshire Hathaway and JPMorgan Chase & Co. will form a healthcare company aimed at cutting costs for their U.S. employees, they said on Tuesday, sending shares in the broad healthcare sector sharply lower.

U.S. health insurer Humana Inc. and two private equity firms agreed to buy home healthcare and long-term care operator Kindred Healthcare Inc. for about $810 million, the latest expansion by an American health insurer into patient care.

CVS Health’s proposed purchase of Aetna will change the way many major U.S. corporations buy health coverage for employees, according to benefit consultants.