Sep 23, 2026
 in 
Investing

The AI Trade Is Back: Chips Hit Records as the US and China Agree to Talk AI

Key Takeaways

  • The Nasdaq 100 hit a fresh record high (its first since June), and chip stocks surged, as optimism returned to the "AI trade" after a rocky few weeks.
  • The trigger: the US and China agreed to launch a formal "AI Dialogue" (a framework to communicate on AI risks) at talks their officials called "very successful," ahead of a Trump-Xi summit in Washington. Easing tension plus falling oil lifted sentiment.
  • The chip rally was broad: AMD hit an all-time high and briefly touched a $1 trillion market value; Arm and Intel jumped around 10%; the semiconductor index rose sharply. Meta's new AI agent added to the AI momentum.
  • The honest catch: the US and China are still racing to build rival AI supply chains, "talks" are not a trade deal, and much of the market is at record highs, so a lot of optimism is already priced in.
  • The takeaway: a headline-driven rally to records is a moment for discipline, not chasing. Stay diversified, think long term, and mind the price.
  • Research it your way: you can invest in global stocks and ETFs from just $1 with zero commission on the Nemo.money app.

The "AI trade", the powerful market rally led by artificial-intelligence and chip stocks, is firmly back. After a jittery few weeks, the Nasdaq 100 has surged to a fresh record high (its first since June), with semiconductor stocks leading the charge. The spark: signs of easing tension between the US and China, the world's two AI superpowers, who have agreed to start talking directly about AI. Add in falling oil prices and fresh AI product excitement, and investors piled back into the sector.

For investors, a record-breaking rally is exciting, and exactly when a clear head matters most. This guide explains what drove the surge, why chip stocks led it, and the honest catch. It's educational, not investment advice, and any company named is an example to research, not a recommendation. If it prompts you to research the theme, you can explore global stocks and ETFs from just $1 with zero commission on the Nemo.money app.

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What Actually Happened

Several forces came together to power the rally:

  • 📈 The Nasdaq 100 hit a record. The tech-heavy index climbed to a fresh all-time high, its first record since June, while the S&P 500 also set new intraday highs. The mood flipped from caution back to optimism.
  • 🇺🇸🇨🇳 US-China AI thaw. US and Chinese officials (led by Treasury Secretary Scott Bessent and Vice Premier He Lifeng) held lengthy talks that both sides called "very successful," and agreed to launch a "US-China AI Dialogue", a framework to communicate about AI risks, ahead of a Trump-Xi summit in Washington. Any easing of tension between the two AI superpowers tends to cheer markets.
  • 🛢️ Falling oil. Oil prices eased (helping the inflation picture), which, alongside calmer bond yields, gave risk assets like tech stocks room to run, a welcome shift after the Fed's surprise rate hike had rattled markets.
  • 🤖 Fresh AI excitement. Renewed enthusiasm for AI products (including a buzzy new AI "agent" from a major tech company) reminded investors why they were bullish on the theme in the first place.

Why Chip Stocks Led the Charge

Semiconductors were the stars of the rally, and it's worth understanding why they're the beating heart of the "AI trade."

  • 🧠 Chips are the "picks and shovels" of AI. Every AI model, chatbot and agent runs on powerful chips, from Nvidia's market-leading processors down to ASML, the hidden monopoly whose machines make every advanced chip. So when optimism about AI rises, or when US-China tension (which most directly threatens the chip supply chain) eases, chipmakers are the most sensitive beneficiaries.
  • 🚀 A broad, powerful move. The rally wasn't one stock: AMD hit an all-time high and briefly reached a $1 trillion market value, chip designer Arm and Intel jumped around 10%, and the broader semiconductor index climbed sharply. Even the giants moved.
  • 🌐 The supply-chain angle. US-China friction has centred heavily on chips (US export controls, China's push for self-sufficiency). So news of the two sides agreeing to talk, rather than escalate, is felt most acutely in semiconductor shares, which carry the most geopolitical risk.

In short: chips are where AI optimism and US-China relations collide, which is why they swing the hardest in both directions.

The Honest Catch

This is where discipline matters, because a rally to record highs on good news is precisely when to think clearly.

  • 🤝 "Talks" are not a deal. The US and China agreeing to a dialogue is a positive signal, but it's a framework to communicate, not a resolved trade or tech agreement. These situations are fluid and can reverse on a single headline, especially around a high-profile summit.
  • ⚔️ The AI race hasn't stopped. Behind the friendly headlines, the US and China are still racing to build separate, rival AI supply chains, with the US restricting advanced chip exports and China pushing hard for self-sufficiency. Cooperation on risk sits alongside fierce competition, that tension isn't going away.
  • 📈 A lot is priced in at record highs. Much of the market, and many chip stocks, are at or near all-time highs after enormous runs. A rising price is not itself a reason to buy; buying near a peak, on optimism that's already widespread, carries real risk if the mood turns.
  • 🎢 The AI trade cuts both ways. The same chip stocks that surge on good news fall hardest on bad news (as recent "AI slowdown" scares showed). This is a volatile, sentiment-driven corner of the market.
  • 🗓️ Event risk ahead. With a Trump-Xi summit and more headlines looming, the market could swing sharply in either direction depending on what's actually announced.

The takeaway: the AI trade's return to record highs reflects genuine relief and enthusiasm, but it rests on talks that aren't a deal, amid a rivalry that's far from over, with a lot already priced in. Enjoy the optimism, but don't mistake a headline-driven rally for a green light to chase.

What It Means for Investors

For anyone drawn to the AI and chip theme, here's the balanced view:

  • 🌟 The long-term AI theme is real. AI is a genuine, powerful, multi-year shift, and chips are central to it. That's why the sector matters. But "real theme" and "good price today" are different questions.
  • 🧺 Diversify rather than chase one name. Because the AI trade is so volatile and concentrated, some investors research broad technology or semiconductor ETFs (which spread the bet across many chipmakers), rather than piling into a single high-flying stock. (Examples to research, not recommendations.)
  • Think long term, and mind the entry price. Chasing a rally at record highs is how investors often get hurt. A disciplined, long-term approach, and paying attention to valuation, tends to beat performance-chasing.
  • 🔍 Do the work. A record high and a positive headline are reasons to research carefully, not to buy on impulse. Weigh each company's fundamentals, the geopolitics, and the price.

The Honest Risks

  • ⚠️ Buying at record highs. Markets can and do fall from peaks; a lot of good news is already reflected in prices.
  • ⚠️ Geopolitical whiplash. US-China relations can shift quickly; "talks" can stall, and chip stocks are the most exposed to any escalation.
  • ⚠️ Concentration and volatility. The AI trade is dominated by a handful of huge, volatile names; sentiment can turn fast.
  • ⚠️ A rising price is not a strategy. Performance-chasing near a peak is one of the most common investing mistakes.
  • ⚠️ Cyclicality. Semiconductors are historically a boom-and-bust industry, and today's optimism won't last forever.

The takeaway: the AI trade is back and the headlines are exciting, but records, geopolitics and concentration all argue for research and discipline over chasing the momentum.

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Frequently Asked Questions (FAQs)

Why did the Nasdaq hit a record high?

The Nasdaq 100 reached a fresh record (its first since June) as the "AI trade" regained momentum. The main drivers were easing US-China tension (the two agreed to launch an "AI Dialogue" ahead of a Trump-Xi summit), falling oil prices, calmer bond yields, and renewed enthusiasm for AI products. Chip stocks led the rally. Markets often react positively when tension between the world's two AI superpowers eases.

Why are chip stocks up?

Semiconductor stocks surged because chips are the foundation of AI, every AI model and product needs them, so they're the most sensitive beneficiaries when AI optimism rises. They're also the most exposed to US-China tension (which centres on chip export controls), so news of the two sides agreeing to talk rather than escalate lifted the sector. In the rally, AMD hit an all-time high (briefly reaching a $1 trillion value), while Arm and Intel jumped around 10%.

What is the US-China AI Dialogue?

It's a framework the US and China agreed to establish for communicating about artificial-intelligence risks, including a proposed "notification mechanism" for AI incidents that could rise to a national-security level. It was agreed at talks between US and Chinese officials ahead of a summit between Presidents Trump and Xi. Importantly, it's an agreement to communicate on AI risks, not a resolved trade or technology deal, and the two countries remain competitors racing to build their own AI capabilities.

Is now a good time to buy AI or chip stocks?

No one can answer that with certainty, and this isn't advice. Many AI and chip stocks are at or near record highs after huge runs, which means a lot of optimism is already priced in, and buying near a peak carries real risk if sentiment turns. The long-term AI theme is genuine, but a rising price is not itself a reason to buy. Many investors favour a diversified, long-term approach (and mind the entry price) over chasing a rally.

How can I invest in the AI trade?

Investors typically research individual AI-linked stocks (chipmakers, big tech and others) or technology and semiconductor ETFs that hold a basket of them, which spreads single-stock risk in a volatile sector. Any company or fund is an example to research, not a recommendation. Because the AI trade is concentrated and volatile, and much of it is at record highs, research, diversification and a long-term view matter more than ever.

Final Thoughts: A Records-Breaking Rally, but Keep a Cool Head

The AI trade's roar back to record highs is a striking turnaround from the caution of recent weeks. A thaw between the US and China, the two nations that will shape AI's future, plus falling oil and fresh AI excitement, reminded investors why this theme has been so powerful, and sent chip stocks, the beating heart of the AI economy, to new peaks.

But the healthiest response to a record-breaking, headline-driven rally is rarely to pile in. The optimism rests on talks that aren't a deal, amid a US-China AI race that's very much ongoing, with much of the market already at all-time highs and priced for good news. None of that means the AI story is over, it's a real, long-term shift. It means the discipline is to research carefully, diversify, think long term, and mind the price you pay, rather than chase the momentum to the top. In a market at records, a cool head is the most valuable asset you can own.

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Terms and conditions apply. This is not investment advice. Past performance is not indicative of future results. Your capital is at risk. See website for Risk Disclosure. Exinity ME Ltd (https://nemo.money) is regulated by ADGM's Financial Services Regulatory Authority.

Jamie Dutta

Jamie Dutta is a Senior Market Analyst with Nemo, specialising in financial markets for global retail audiences. With extensive experience in trading and insight-led market commentary, he provides clear, accessible context around market developments that matter most to investors and traders. His analysis, informed by experience across top-tier investment banks, brokers, and fintech start-ups, is regularly featured in global outlets, and offers timely perspectives on key market drivers and opportunities.