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AI Stock Selloff: What It Means for the AI Tools You Use

November 5, 2026 Blog
Eight wordless bars shrinking left to right, standing for the AI stock selloff hitting chipmakers hardest

Short answer: A one-day fall in share prices doesn’t switch off an AI product or change the plan you pay for. The Nov 5, 2026 selloff hit the companies that make AI chips hardest: the main US chip index fell 12.3% and Nvidia fell 9.2%. The companies behind Gemini, Copilot, Meta AI and Alexa fell much less, between 2.2% and 3.9%. If the slide lasts, changes could come later and more slowly: tighter money for small AI startups, a possible delay to Anthropic’s stock market debut, and slower building of the data centers that AI tools run on.

This page covers what happened, which AI tools are exposed and what to watch next. It is about using AI, not about buying or selling shares, and it isn’t investment advice.

What happened on Nov 5

The three main US stock indexes had their worst day since April 2025. The S&P 500 fell 4.4%. The Nasdaq Composite fell 5.5%, leaving it more than 10% below its recent high, which traders call a correction. The Dow lost 1,833 points, or 3.4%. The fall was sharpest in AI hardware.

Bar chart of one-day falls on Nov 5, 2026: chip index 12.3%, Nvidia 9.2%, Nasdaq 5.5%, S&P 500 4.4%, down to Alphabet and Amazon at 2.2%
Company or index Fall on Nov 5 Its part in AI
Philadelphia semiconductor index 12.3%, its worst day since March 2020 The main US chipmakers
SanDisk 22% Memory and storage
Micron, Western Digital, AMD 17% each Memory, storage and processors
Nvidia 9.2%, its biggest one-day fall since April 2025 AI chips
Meta 3.9% Meta AI
Microsoft 3.6% Copilot, Azure cloud
Alphabet 2.2% Gemini, Google Cloud
Amazon 2.2% Alexa, AWS cloud

Why it happened

  • The midterm elections. CNBC described a Democratic sweep in Congress after the Nov 3 vote, though a few Senate races were still uncalled on Nov 5, NBC News reported. Many Democrats who won races for governor, attorney general, the Senate and the House had pledged to slow or halt data center building, NBC News reported. CNBC noted that the states with the most ambitious AI data center plans “all turned blue”. Voters also sided against data centers in every local ballot measure except one, in Harwood, North Dakota.
  • Two weak chip reports. Qualcomm and Arm reported results on Wednesday night. NBC News said those reports triggered the selloff.
  • Doubts about payback. Investors are asking whether AI will make businesses productive enough to earn back what is being spent on it.

Not everyone reads it as a burst bubble. Ed Yardeni of Yardeni Research said he sees “an AI bubble losing some air very, very rapidly” rather than bursting, NBC News reported. The Nasdaq is still up more than 30% since Election Day 2024.

What it means for the AI tools you use

Big-company AI: nothing changes today

Alphabet, Microsoft, Amazon and Meta fell 2.2% to 3.9%, less than the Nasdaq as a whole. Their AI products include Gemini, Copilot, Meta AI and Alexa. A share price affects how easily a company can raise money and how much its investors are worth. It doesn’t by itself change the service you use today.

Claude: Anthropic’s listing could be delayed or priced lower

Anthropic, the company behind Claude, isn’t listed yet. It filed on Oct 26 to list on the Nasdaq under the ticker ANT (our IPO explainer). After Thursday’s fall, three large investors planning to buy in told The Wall Street Journal that Anthropic is unlikely to reach the expected $1.5 trillion valuation, according to PYMNTS’s summary. One said it could be closer to $1 trillion. Reuters, citing people familiar with investor discussions, reported that investors are pushing for a lower valuation and that some doubt Anthropic can start marketing its shares in the week of Nov 9 in time for a November listing. It said Anthropic could delay the offering until the market looks more resilient. Anthropic declined to comment to Reuters, and no decision had been reported when we published.

For Claude users, a delay switches nothing off. A listing raises new money and lets early investors sell shares. Claude runs either way. Anthropic’s filing showed $16.3 billion in revenue for the first half of 2026 and an operating loss of $693 million, with positive operating income in the second quarter alone. Its net loss was far larger, $80.7 billion, mostly from financing-related accounting charges. Our reading: a delay matters more to Anthropic’s investors than to people using Claude today.

Small AI apps and startups: the most exposed if this lasts

AI startups have been running on investors’ money. In the third quarter of 2026, AI startups raised $102 billion, 64% of all venture funding worldwide, Crunchbase counted. Total funding that quarter was 25% lower than in the quarter before, but 53% higher than a year earlier. If raising money gets harder, these are the ways it could reach users: price rises, smaller free plans, a sale to a bigger company, or a shutdown. These are possibilities, not things that have happened.

A shutdown can take your work with it. When Humane ended its Ai Pin service in February 2025, it said remaining consumer data would be permanently deleted at the cutoff. Tome said user data would be deleted after its Slides product closed on April 30, 2025. Both are in the Kingy AI Graveyard. Neither closed because of a market fall. They show what a shutdown looks like for users.

Companies that build specialised AI clouds were under strain before Thursday. On Oct 25, Elon Musk warned that financing was drying up for them. Our look at the evidence found a selective squeeze rather than a burst bubble.

Usage limits and speed: watch the data centers

Data centers are the buildings full of chips that AI tools run on, and building more of them is how AI companies add room for more users. Meta’s president, Dina Powell McCormick, said building data centers is “going to be harder”, CNBC reported. If building slows, capacity grows more slowly. Whether that ever shows up in your usage limits is unknown.

AI at home: memory is still short

If you run AI models on your own computer, memory decides which models fit (see our Can You Run It hub). Memory and storage makers were among the hardest hit on Thursday: SanDisk fell 22%, Micron and Western Digital 17% each. A share price isn’t a shop price, though. CNBC described a global memory shortage that is “jacking up prices”. Whether a slower AI build-out eventually eases those prices is unknown.

Proven, reported and unknown

  • Reported market moves: the falls above, as reported by CNBC and NBC News after the close.
  • Kingy’s own data: our AI Price Index for November, with prices captured Nov 1, had no tier move by 1% or more from October. A typical AI subscription cost $20 a month and top plans $200. That reading came before the selloff. The next edition captures prices on Dec 1.
  • Reported, not confirmed: the investor views on Anthropic’s valuation and timing, which came from unnamed sources speaking to the WSJ and Reuters. The explanations for the fall are reporters’ and analysts’ readings.
  • Unknown: whether the slide continues, whether Anthropic delays its listing, whether any AI tool changes its prices, free plan or limits as a result, and whether memory prices ease.

What you can do

  • Nothing urgent. One day in the stock market is no reason to switch tools.
  • If you rely on a small AI app, export your work every so often, so a shutdown can’t take it with it.
  • If you aren’t sure a young company will be around next year, think about paying monthly rather than a year up front.
  • For anything critical, keep a second tool you already know how to use.

Timeline and what to watch

Date (2026) What happened, or what’s next
Oct 25 Elon Musk warns that financing is drying up for AI cloud builders.
Oct 26 Anthropic files publicly to list on the Nasdaq as ANT.
Nov 1 Kingy AI Price Index: November prices flat.
Nov 2 Anthropic amends its filing, still without an offering size or valuation.
Nov 3 US midterm elections. CNBC describes a Democratic sweep in Congress; a few races are still uncalled.
Nov 4, evening Qualcomm and Arm report results.
Nov 5 Worst day for US stocks since April 2025. Chip index falls 12.3%.
Next few days Anthropic’s executives and advisers are expected to meet on next steps, the WSJ reported.
Nov 17 Nvidia announces quarterly results at about 1:20 p.m. Pacific, with a call at 2 p.m. Pacific (Nvidia).
Dec 1 The Kingy AI Price Index captures December prices.

How we checked

Market figures are closing moves reported by CNBC and NBC News, read on Nov 5, 2026. Where they differ, we used the more precise figure: NBC’s 9.2% for Nvidia, where CNBC said more than 9%. Our tools couldn’t open Reuters’ own site, so we read its Anthropic story as republished on AOL, and the Wall Street Journal’s reporting as PYMNTS summarised it. Prices come from the Kingy AI Price Index, and the shutdown examples from the Kingy AI Graveyard, where each record cites the company’s own notice.

Sources

Revision log

  • Nov 6, 2026: first published.