Health-care companies rose as traders rotated back into sectors that are less sensitive to shifts in inflation and oil prices.

Sionna Therapeutics plunged more than 90% after the biotech company said it was shelving a highly anticipated cystic fibrosis drug candidate because it failed to meet the key endpoint in a proof-of-concept trial.

Write to Rob Curran at rob.curran@dowjones.com

(END) Dow Jones Newswires

August 10, 2026 17:34 ET (21:34 GMT)