US Consumer Sentiment Unexpectedly Rises to a Six-Month High

Shoppers wait in line at the cash registers at a grocery store in Lenexa, Kansas. 

Photographer: Chase Castor/Getty Images

US consumer sentiment unexpectedly improved to the highest in six months, largely propelled by wealthier Americans who have benefited from stock-market gains.

The preliminary February sentiment index increased to 57.3 from 56.4 in January, according to the University of Michigan. The survey period includes responses from Jan. 20 to Feb. 2. The median estimate in a Bloomberg survey of economists called for a reading of 55.