The Wall Avenue bull stands within the monetary district close to the New York Inventory Trade on Nov. 18, 2025 in New York Metropolis.
Spencer Platt | Getty Photos
A world reshuffling in stock-market hierarchy is underway, with synthetic intelligence redrawing the pecking order of fairness markets and propelling Taiwan and South Korea previous a number of long-established Western bourses.
Taiwan has overtaken Canada to turn into the world’s sixth-largest inventory market, whereas South Korea has leapfrogged the U.Okay. into eighth place, in accordance with HSBC knowledge monitoring international equity-market capitalization rankings. It is the newest demonstration of how the AI growth is concentrating market energy in economies sitting on the middle of the semiconductor provide chain.
Taiwan’s inventory market was solely the world’s twelfth largest in 2004, price roughly $500 billion. South Korea ranked thirteenth at $400 billion. Right now, the 2 markets are valued at $4.7 trillion and $4.4 trillion respectively. The highest 5 are the U.S., China, Japan, Hong Kong and India.
A reshuffling like this is not unprecedented. China entered the highest tier of worldwide markets within the late 2000s, whereas India surpassed Hong Kong in late 2023 earlier than falling again beneath it.
That mentioned, the ascent of South Korea and Taiwan is placing.
“What’s uncommon right here is the velocity and the way slender the drivers are,” mentioned Billy Leung, international funding strategist at World X ETFs. “Prime 10 reshuffles occur roughly each cycle, however often on the again of a home growth, a giant IPO, or a few years of outperformance.”
The rally has been pushed by a unprecedented focus of capital right into a handful of AI-linked corporations. TSMC alone now accounts for greater than 40% of Taiwan’s market capitalization, whereas Samsung Electronics and SK Hynix collectively make up a report 42.2% of South Korea’s Kospi index.
Prime 10 reshuffles occur roughly each cycle however often on the again of a home growth, a giant IPO, or a few years of outperformance.
“Each indices have successfully turn into AI and semiconductor proxies,” mentioned June Chua, head of Asia equities at Manulife Funding Administration.
Goldman Sachs’ chief regional fairness strategist for Asia-Pacific, Tim Moe, agreed.
“It is the AI {hardware} theme that is clearly what’s propelling issues.” The transition towards agentic AI has triggered “an explosion of so-called token demand,” making a provide scarcity that’s driving extraordinary pricing energy for chipmakers, he mentioned.
That additionally might make the good points extra susceptible to reversal. South Korean equities dropped late final week after overseas traders dumped roughly $13 billion price of native shares, triggering sharp swings within the benchmark index. This additionally comes as shares of Samsung Electronics, a heavyweight within the Kospi, have whipsawed as traders monitored labor negotiations and potential for a strike.
The AI-fueled rally has additionally include sharp bouts of volatility, exposing traders to sudden swings in a handful of heavyweight shares. MSCI’s international head of index regional analysis options Raman Aylur Subramanian mentioned the AI-driven repricing collided with geopolitical shocks and shifting interest-rate expectations this 12 months, making the primary quarter of 2026 “significantly disruptive for international markets and multi-asset portfolios.”
“We’re now reaching ranges the place many Asian portfolios are beginning to face focus threat, that means an excessive amount of publicity to a small variety of shares within the area,” mentioned HSBC’s Asia-Pacific head of fairness technique, Herald van der Linde. “That will restrict additional upside.”
That focus threat has additionally prompted comparisons with markets akin to Saudi Arabia and Denmark, the place benchmark indexes are closely dominated by Aramco and Novo Nordisk respectively.
Danish shares got here below stress as worries grew over slowing demand for weight problems therapies produced by Novo Nordisk, whereas Saudi Arabia’s market, which is essentially pushed by Saudi Aramco, weakened alongside falling crude costs. Saudi equities have since recovered a part of these losses as oil costs rebounded.
