Reading this on Krawl? Register for free.
Unlock listen-aloud, reading history and personalised feeds — at zero cost.
Free registration unlocks the full Finance Desk
$1 Trillion Market Cap Club Swells to 15, Driven by AI Boom
The global $1 trillion market cap club has expanded to 15 companies, with new entrants SK Hynix, Micron Technology, and Samsung Electronics. Four of the recent additions are linked to the artificial intelligence ecosystem, highlighting AI's role.
Trillion-Dollar Companies Proliferate Amid AI-Driven Surge
The number of companies valued at over $1 trillion globally has reached 15. Recent additions include South Korea's SK Hynix and US-based Micron Technology. Samsung Electronics also crossed the $1 trillion mark this month. South Korea's Kospi benchmark has seen a significant boost, with Samsung shares surging 5x and rival Hynix shares increasing 11x over the past year, driving the index to a record high.
The Kospi index has nearly doubled this year, rising 76% in calendar year 2025 and positioning South Korea as the world's best-performing major market. Globally, South Korea currently holds the seventh-largest equity market, closely trailing India.
In the past year, five companies joined the $1 trillion club. Four of these are linked to the artificial intelligence ecosystem, underscoring AI's impact on global market leadership. Of the 15 companies, 11 are from the US. Beyond the two South Korean chipmakers, Taiwan Semiconductor Manufacturing Company (TSMC) is also a member.
Trillionaire Club Snapshot and Non-US Members
As of May 27 (May 26 for US companies), the 'Trillionaire club' (firms with over $1 trillion market capitalization) includes:
TSMC and Saudi Aramco are the only non-US members within this elite group. In comparison, India's most valuable company, Reliance Industries, has a market capitalization of approximately $191 billion, ranking 102nd globally. The $1 trillion club is poised for further expansion, with companies such as SpaceX, OpenAI, and Anthropic widely expected to pursue public listings in the coming months.
Found this useful? Share it!
Interested in Finance Education?
Explore our CFA and investing courses — built for serious learners.
