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AI Stocks Slide as Chipmakers Lead Global Selloff; Oil Jumps on Middle East Strikes

AI Stocks Slide as Chipmakers Lead Global Selloff; Oil Jumps on Middle East Strikes
Markets · 2026
Photo · Eleanor Whitfield for Daily Digest Invest
By Eleanor Whitfield Markets Editor-in-Chief Jul 17, 2026 3 min read

Global markets took a hit today as semiconductor stocks led a broad selloff, with Asian markets bearing the brunt of the losses. The downturn, which also dragged down US stock futures, has investors questioning the staying power of the artificial intelligence rally that has driven markets for months. Adding to the unease, oil prices surged following new strikes in the Middle East, reigniting inflation concerns.

What's driving the selloff?

The selloff began in Asia, where chipmaker stocks—the backbone of the AI trade—saw sharp declines. Taiwan Semiconductor Manufacturing Company (TSMC), a key supplier to Nvidia and other AI leaders, dropped 7% despite reporting record profits, as reported in our earlier coverage of Asia stocks sliding as Taiwan leads AI trade repricing. This weakness quickly spread to other markets, with Singapore stocks dipping 0.5% as the chip selloff hit, and emerging market stocks dropping 2.7% amid the Iran tensions and chip sell-off, as noted in our emerging market stocks coverage.

The selloff is not limited to Asia. US stock futures, particularly those tracking the tech-heavy Nasdaq, fell sharply, reflecting fears that the AI trade—which has propelled major indices to record highs—may be losing momentum. The chip stocks slide again as AI trade falters, with Nasdaq futures dropping 2%, signaling a rough open for US markets.

Oil prices add to inflation worries

Compounding the market stress, oil prices jumped after fresh strikes in the Middle East escalated tensions between the US and Iran. This geopolitical risk has pushed up the oil risk premium, adding another layer of uncertainty for investors already grappling with inflation. Higher oil prices can feed into broader inflation, potentially forcing central banks to keep interest rates higher for longer—a scenario that typically weighs on stock valuations.

The impact was felt across the Gulf region, with Dubai stocks hitting a five-week low as US-Iran tensions rattled markets, as detailed in our Dubai stocks coverage. UAE stocks also mixed as the oil risk premium remained elevated, according to our UAE stocks report.

What it means for investors

For everyday investors, this selloff is a reminder that even the most hyped trends—like AI—can face sharp reversals. The semiconductor sector has been a key driver of market gains over the past year, but today's moves suggest that investors are starting to question whether the high expectations for AI-related profits are realistic. When chipmakers like TSMC, which are at the heart of the AI supply chain, see their stocks fall despite strong earnings, it signals that the market may be repricing risk.

At the same time, rising oil prices add a new inflation worry. If oil stays elevated, it could push up costs for businesses and consumers, potentially slowing economic growth. This could lead central banks to maintain or even raise interest rates, which would make borrowing more expensive and could further pressure stock prices.

Investors should watch for a few key things in the coming days: whether the selloff spreads to other sectors, how oil prices react to any further Middle East developments, and whether central banks signal any change in their inflation-fighting stance. While it's too early to say if this is the start of a broader correction, today's events highlight the importance of diversification and not putting all your eggs in one basket—even one as promising as AI.

For those with exposure to tech or emerging markets, it may be worth reviewing your portfolio's risk level. But as always, making hasty decisions based on one day's market moves can be counterproductive. The key is to stay informed and focus on long-term trends rather than short-term volatility.

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