Chip stocks surge: SOX up 5.7% as AMD, Intel and Broadcom outrun Nvidia
The Philadelphia Semiconductor Index jumped 5.66% to 10,564.11, as AMD climbed 7.32% to $552.90, Intel 7.52% to $62.50 and Arm 12.05% — while Nvidia, up 2.87% to $173.73, trailed the group it usually leads.
📊 Scorecard: our Bullish call on $AMD is scored from $552.90, the last close before it ran. Its first result comes after the next close.
The News
The Philadelphia Semiconductor Index jumped 5.66% to 10,564.11 on Wednesday — the session's concentrated bet that AI infrastructure spending is not slowing. CoreWeave's third-quarter beat and raised 2026 guidance of $13–13.3 billion was the spark. Micron jumped 11.89% to $811.30 and SanDisk surged 13.69% to lead S&P 500 gainers, while AMD climbed 7.32% to $552.90, Intel 7.52% to $62.50, Broadcom 3.99% to $345.22, Arm 12.05%, Marvell about 9.3%, TSMC about 4% and Nvidia 2.87% to $173.73 — Nvidia trailed the group it usually leads. The S&P 500 rose 1.31% and the Nasdaq 1.60%.
AMD had its own tailwinds. Goldman Sachs named it one of three attractive semiconductor stocks in the sell-off, Freedom Capital Markets initiated coverage with a Buy and a $620 target, and Oppenheimer upgraded it to Outperform with a $600 target on Monday. AMD is up about 37% since the November 5 close on record third-quarter revenue of $13.4 billion, up 45% year over year, and fourth-quarter guidance of $17 billion, plus its Google cloud TPU deal. Intel's data-centre and AI revenue rose 78% to $7.3 billion in the third quarter.
The rally also had a hardware tailwind underneath it. UBS reported global server CPU shipments rose about 31% year over year in the third quarter — and about 6% quarter over quarter, far above the typical seasonal increase of about 3%. By shipment volume, Arm-architecture server CPUs took about 2.5 percentage points of share to 20.1%, Intel slipped about 2.4 points to 51.5%, and AMD was roughly flat at 28.4%. UBS projects the CPU market could reach approximately $210 billion by 2030, and TrendForce separately forecasts server CPU shipments up more than 40% in 2027 with Arm's share near 30%. The bond market was closed on Wednesday for Veterans Day, so the rate reaction in Treasuries went untested.
The chip rally's breadth was the story: every name rose, and Nvidia was the laggard.
Why It Matters
The breadth is what makes this rally different. A strong session is one thing; a broad rally across the complex is another — it means buyers were not picking one winner, they were buying the whole AI hardware chain. CoreWeave's beat gave them the reason: a customer growing 168% and raising guidance is the most direct evidence that AI infrastructure spending is not slowing.
Nvidia trailing the group is the tell. On a day the index rose 5.66%, Nvidia managed 2.87% — and the board investigation opened on November 8 helps explain why the market was already rotating toward AMD, Intel and Arm before the ouster report landed after the close. The trade is broadening beyond a single name, which is healthier for the sector even if it is uncomfortable for Nvidia holders.
The UBS server CPU numbers give the rally a second leg. Shipments up 31% year over year, Arm past 20% share, and a $210 billion market by 2030 all say the same thing: AI agents are expanding the CPU's role alongside GPUs and accelerators. That is the hardware form of the agentic-AI story, and it backs AMD's guidance that server revenue roughly doubles next year and data-centre AI revenue grows even faster.
Analyst's Take
Our call is Bullish. A broad rally across the chip complex is a different signal from a single stock's good day: it says the market believes AI infrastructure spending is broadening, not narrowing. The spark was a customer — CoreWeave — reporting 168% growth and raising guidance, and the fuel was AMD's own analyst upgrades and the UBS server CPU numbers. When the whole complex rises together, the trade is about demand, not one company's quarter.
What to watch: whether the breadth holds when Nvidia's board story dominates the tape. Wednesday's session ended before the Journal's ouster report, so Wednesday's close does not price it in. If the chip complex holds its gains while Nvidia digests the leadership question, the broadening thesis is real. If the whole group gives the day back, Wednesday was a relief rally inside a riskier story.
Are you bullish or bearish on this story?
By The Numbers
FAQ
What is the SOX?
The SOX is the Philadelphia Semiconductor Index, a basket of the biggest chip stocks — AMD, Intel, Nvidia, Broadcom, TSMC and others. When the whole complex rises together, it means the sector moved as one, not just a single company.
What sparked the rally?
CoreWeave's third-quarter beat and raised 2026 guidance of $13–13.3 billion was the spark: revenue of $3.66 billion, up 168% year over year, eased fears that AI infrastructure spending is slowing. AMD had its own tailwinds — Goldman Sachs named it one of three attractive semiconductor stocks in the sell-off, Freedom Capital Markets initiated coverage with a Buy and a $620 target, and Oppenheimer upgraded it to Outperform with a $600 target on Monday.
Why did Nvidia trail the group?
Nvidia rose 2.87% to $173.73, a solid day on its own, but the group was up 5.66% and AMD, Intel, Arm and Marvell all rose far more. The session was a bet on the breadth of AI spending — chips beyond Nvidia — and the real Nvidia story landed after the close, when the Journal reported its board is preparing to oust Jensen Huang.
What is a server CPU, and why does UBS care?
A server CPU is the general-purpose processor inside a data-centre server — the chip that runs the software around the AI accelerators. UBS reported global server CPU shipments rose about 31% year over year in the third quarter, with Arm-architecture chips taking share to 20.1%, Intel slipping to 51.5% and AMD roughly flat at 28.4%. UBS projects the CPU market could reach about $210 billion by 2030.
How strong is AMD's run?
AMD is up about 37% since the November 5 close, on record third-quarter revenue of $13.4 billion, up 45% year over year, fourth-quarter guidance of $17 billion, and its Google cloud TPU deal. Intel's data-centre and AI revenue rose 78% to $7.3 billion in the third quarter.
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Source: Genexus Alpha