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Friday, 6 November 2026
Markets

Stock Markets Slide as AI Euphoria Cools, Tech Shares Lead Downdraft

By Chee Liang CFA2 min read

NEW YORK, 20 November 2025 — Stocks fell sharply across global markets after a brief rally led by Nvidia gave way to renewed investor wariness around artificial-intelligence valuations. The sell-off, which began on Wall Street, rippled into Asia with major tech-heavy indexes suffering steep losses.

In the U.S., the Dow Jones Industrial Average and S&P 500 both ended lower, while in Asia the KOSPI tumbled as much as 4.2 %. The downturn stemmed from concerns that the recent wave of optimism in AI-linked technology stocks may have been overdone, and that absent fresh earnings signals the market was vulnerable.

What’s Driving the Weakness

  • The technology rally hinged on hopes of explosive AI growth, but investors appear to be pausing, awaiting clearer earnings trajectories and more tangible deployment outcomes.
  • With valuation premiums already elevated in many tech names, the room for error shrinks, any disappointment in execution or revenue translation sparks deeper drawdowns.
  • The broader market correction reflects a shift from exuberance to cautiousness, especially in markets where tech and growth-stocks form outsized portions of indices.

Implications for Asia-Pacific Markets

For Southeast Asian investors and markets (including Malaysia), this global development carries several implications:

  • Markets that are heavily exposed to technology or export-led tech supply-chains may feel amplified impact as global sentiment turns cautious.
  • Regionals that depend on overseas capital flows could see tighter conditions and increased risk premia as global investors reduce exposure to higher-risk, high-growth segments.
  • This environment may favour rotation into value, dividend-yielding stocks, or defensive sectors rather than speculative tech names, a trend investors in ASEAN should monitor.

What to Watch Next

  • Upcoming earnings releases from major tech companies: will they deliver the scale of growth implied by valuations?
  • Valuation reset dynamics: whether correction continues and spreads beyond tech into broader market segments.
  • Regional effects: how ASEAN equity flows respond, will investors reduce exposures, or will local fundamentals (domestic consumption, ASEAN trade) offset global sentiment dampening?
  • Policy-related responses: central-bank commentary, inflation data, and risk-off asset flows (currencies, bonds) will increasingly influence equity trajectories.

Author

  • Chee Liang CFA

    Chee Liang CFA specializes in financial advice and global economic trends, delivering clear insights to help readers navigate markets, investments, and the shifting dynamics of the world economy.