Shares of health-care companies rose slightly as investors continued their migration back into a sector they abandoned earlier in the summer. Shares of Bristol Myers Squibb slid after the drug maker said an immunotherapy cancer treatment failed to show statistically significant improvement over a control medicine when it came to slowing the progress of tumors. A longer term goal of the trial -- the improvement of survival rates in the patients -- remains possible. UnitedHealth Group said David Wichmann, its current president, will next month succeed Stephen Hemsley as chief executive, a widely expected transition at the top of the nation's largest health insurer.
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-Rob Curran, email@example.com
(END) Dow Jones Newswires
August 16, 2017 16:38 ET (20:38 GMT)