The Dow Jones U.S. Industrials Index is a stock market index that tracks 30 large, publicly-owned companies in the United States. These companies are leaders in their respective industries and are known for their stable earnings and strong market presence. The index is often used as a benchmark to gauge the overall health of the U.S. economy. Created by Charles Dow in 1896, the index is one of the oldest and most widely recognized stock market indices. It includes well-known companies such as Apple, Coca-Cola, and Boeing, reflecting a diverse range of sectors, including technology, consumer goods, and manufacturing.