Quest Diagnostics Inc. Again Selected As Part Of Dow Jones Sustainability World Index
LYNDHURST, N.J., Sept. 19 /PRNewswire-FirstCall/ -- Quest Diagnostics Incorporated (NYSE: DGX - News), the nation's leading provider of diagnostic testing, information and services, announced that it was again selected to be part of the Dow Jones Sustainability (DJSI) World and North American Indexes. The company was first added to the World Index in 2004 and the North American Index in 2005.