Quest Diagnostics is a leading provider of independent diagnostic testing in the United States thanks to its network of roughly 2,300 patient service centers across the country. We think its size and ...

Shares of Cigna Group slipped 6.70% to $282.98 Thursday, on what proved to be an all-around favorable trading session for the stock market, with the S&P 500 Index rising 0.53% to 6,071.17 and the Dow ...

Fresh off underperforming Wall Street’s expectations in the fourth quarter, Cigna said it would work to lower costs for its ...