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Asia's AI stocks rebound as South Korea and Taiwan lead the charge

Asia's AI stocks rebound as South Korea and Taiwan lead the charge
Markets · 2026
Photo · Marcus Devlin for Daily Digest Invest
By Marcus Devlin Equities Correspondent Sep 22, 2026 3 min read

Asian markets rebounded on Tuesday, with South Korea and Taiwan at the forefront of a renewed rally in AI-linked stocks. Investors shrugged off last week's selloff and turned their attention back to the fundamental driver: continued corporate spending on artificial intelligence infrastructure.

Taiwan's Taiex index climbed as much as 1.9% to a record high, while South Korea's KOSPI rose as much as 2.3%, reaching its highest level since September 8th. The broader MSCI EM Asia equities index also advanced 1.7%, hitting its own high, as tech-heavy exporters across the region benefited from the renewed optimism.

What sparked the comeback?

The turnaround followed an overnight rally in US chipmakers, which helped restore confidence after last week's sharp pullback in AI shares. That dip had left investors jittery, but the mood improved as attention shifted back to the underlying strength of demand for advanced semiconductors and the data centers that power AI applications.

For South Korea and Taiwan, both home to some of the world's largest chip manufacturers, the AI trade is particularly significant. Companies like Samsung Electronics and SK Hynix in South Korea, and Taiwan Semiconductor Manufacturing Company (TSMC) in Taiwan, are key suppliers of the memory chips and advanced processors that are essential to AI systems. When global tech giants announce plans to expand their AI capabilities, these companies are often among the first to benefit.

The recent resilience in corporate spending on AI has been a key theme for investors. Despite concerns about high valuations and potential overinvestment, many companies continue to commit significant capital to AI projects, viewing them as critical for long-term competitiveness. This steady spending has provided a floor under demand for chips and related infrastructure.

What it means for investors

For everyday investors, the rebound in Asian AI stocks is a reminder of the sector's volatility and its potential for sharp swings. Last week's selloff showed how quickly sentiment can shift, but Tuesday's recovery highlights the underlying demand that continues to support the industry.

Investors with exposure to tech-heavy indices or funds that track Asian markets may see their portfolios benefit from this rally. However, it's important to remember that such moves can be driven by short-term sentiment as much as by fundamentals. The AI trade has been a major driver of global equity markets over the past year, but it also carries risks, including high valuations and the possibility of a slowdown in spending.

Looking ahead, market watchers will be keeping an eye on earnings reports from major chipmakers and tech companies, as well as any signs that corporate AI budgets are being trimmed. Any hint of a pullback in spending could quickly reverse the current optimism.

For now, the message from Asian markets is clear: investors are still betting on AI as a long-term growth story, and they're willing to buy the dips. Whether that bet pays off will depend on whether the technology continues to deliver on its promises and whether companies can turn their AI investments into profits.

As always, diversification remains a key principle for individual investors. While the AI trade has been lucrative, it's also been volatile, and a balanced portfolio can help weather the ups and downs.

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