Kmart, sometimes styled as "K-Mart," is a chain of discount department stores. The chain acquired Sears in 2005, forming a new corporation under the name Sears Holdings Corporation. The company was founded in 1962 and is the third largest discount store chain in the world, behind Wal-Mart and Target, with stores in the United States, Puerto Rico, the U.S. Virgin Islands, and Guam . As of January 29, 2011, Kmart operated a total of 1,307 Kmart stores across 49 states, Guam, Puerto Rico, and the U.S. Virgin Islands. This store count included 1,278 discount stores, averaging 93,000 sq ft , and 29 Super Centers, averaging 169,000 sq ft . read more