Compare stocks

SK Telecom is South Korea's largest wireless telecom operator, with 32 million mobile customers. The firm also owns SK Broadband (formerly Hanaro Telecom), which has 7.2 million broadband customers and 9.5 million pay TV customers (6.7 million IPTV and 2.8 million Cable TV). While the firm also purchased stakes in businesses in security and semiconductor memory production, as well as developing e-commerce and internet platform businesses, these were all spun off into the separate SK Square business in November 2021. The company was formed after SK Group purchased KT's mobile business in 1994.

Founded in 2002 and commonly known as SpaceX, the Space Exploration Technologies Corporation designs, manufactures, and operates a family of reusable rockets to launch various payloads into Earth orbit for government and commercial customers. Starting in 2019, the company began launching a constellation of its own communication satellites to provide mobile broadband and wireless services under the Starlink brand. In early 2026, the company acquired xAI from its founder, Elon Musk, which operates a large language artificial intelligence model named Grok, a gigawatt-scale data center called Colossus, and the social media network X.