NEW YORK—General Motors shares took the biggest midday decline on the Dow Jones industrial average Monday after workers at a GM plant in Kansas went on strike.
The blue chip index slipped 75.77 points to 12,982.65, as 24 of the 30 Dow stocks declined at midday.
Members of a United Auto Workers local union went on strike Monday morning from a plant in Fairfax, which makes GM's popular Malibu sedan. General Motors Corp. stock fell 80 cents, or 3.5 percent, to $22.40.
Shares of home improvement retailer The Home Depot Inc. shed 73 cents, or 2.4 percent, to $29.39.
Insurer American International Group Inc. gave up $1.03, or 2.1 percent, to $48.01.
On the positive side, shares of Microsoft Corp. edged up after the company ended buyout talks with Yahoo Inc. over the weekend, ending three months of negotiations as the two sides could not agree on a price. Microsoft stock gained 23 cents to $29.47.
Shares of Chevron Corp., the second largest U.S. oil company, picked up 65 cents to $95.97.
Credit card company American Express Co. rose 13 cents to $50.53.
