Yoo Young-sang

Yoo Young-sang serves as CEO of SK Telecom, South Korea's largest mobile telecommunications operator with over 30 million subscribers — commanding approximately 45% of the Korean mobile market. SK Telecom was a global pioneer in 5G deployment and continues to lead in network technology, but the company's growth strategy increasingly focuses on artificial intelligence and digital services beyond traditional telecom. SK Telecom has been building an AI ecosystem through a combination of internal development and strategic investments. The company operates A. (a AI assistant platform), has invested in AI semiconductor companies, and is developing AI-powered services for enterprise and consumer markets. SK Telecom also holds significant stakes in T-Map Mobility (Korea's largest navigation and ride-hailing platform) and other digital ventures. The Korean telecom market is mature with three major operators (SK Telecom, KT, LG Uplus) and high 5G penetration. Revenue growth from traditional mobile services is modest, making the pivot to AI, digital media, and enterprise services critical for long-term value creation. SK Telecom is also investing in quantum computing through partnerships and subsidiary development. Key stock drivers include mobile ARPU trends, AI business development and monetization, T-Map Mobility growth, 5G subscriber additions, dividend policy, AI investment returns, and the competitive dynamics in Korean telecom.