KEY POINTS
  • The three companies, led by Jeff Bezos, Jamie Dimon and Warren Buffett plan to develop ways to improve the health of their employees.
  • News of the deal slams suppliers in the industry including Express Scripts, Cigna and CVS.

Shares of insurer Express Scripts and other health-care related stocks slid Tuesday after Amazon, J.P. Morgan and Berkshire Hathaway announced a partnership to improve employee health.

The three companies, led by Jeff Bezos, Jamie Dimon and Warren Buffett, plan to develop ways to improve the health of their employees, with the goal of improving customer satisfaction and reducing costs.