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FTSE 100 declines as U.S. tech sell-off and midterm results weigh on markets

The FTSE 100 fell 1% on Friday following a tech-led sell-off in U.S. markets and concerns over the political outlook for AI data center expansion.

Published November 6, 2026 at 1:38 PM EST

The short answer

The FTSE 100 fell 1% on Friday following a tech-led sell-off in U.S. markets and concerns over the political outlook for AI data center expansion.

FTSE 100 declines as U.S. tech sell-off and midterm results weigh on markets

The Facts

Who
FTSE 100, Nasdaq, U.S. Federal Reserve, UBS, Barclays, BT Group, Man Group, IAG
What
Stock market decline and U.S. labor data release
When
Friday, November 6, 2026
Where
London and New York
Why
Concerns over the pace of AI monetization, U.S. midterm election outcomes affecting data center construction, and strong U.S. labor data increasing the probability of a central bank interest rate hike.

The FTSE 100 index declined by 108.72 points on Friday, November 6, 2026, closing at 10,673.94. The 1.0% drop followed a sharp sell-off in U.S. technology stocks on Thursday, which saw the Nasdaq Composite fall 5.5% into correction territory.

The market movement occurred as investors assessed the impact of Democratic midterm election victories on the technology sector. UBS analysts noted that newly elected officials had campaigned against data centers, with 415 local moratoriums on construction currently active. Analysts suggested that the "AI story" may be moving to a lower gear as political shifts affect the timeline for monetizing artificial intelligence investments.

In the United Kingdom, the FTSE 250 also fell by 0.8%, while the AIM all-share index slipped 0.4%. Significant individual movers included BT Group, which fell 6.4%, and Man Group, which dropped 7.7% after a London High Court ruling found two of its subsidiaries liable for approximately $155 million in a corruption case involving Kuwait’s state pension fund. Conversely, International Consolidated Airlines (IAG) rose 1.5% despite a third-quarter profit miss, as it highlighted a positive demand outlook.

The Nasdaq drop of more than 10% below its recent record high reflects concerns regarding the rapid growth of artificial intelligence. For U.S. households and workers, the economic environment is further complicated by a resilient labor market. Nonfarm payrolls grew by 165,000 in October 2026, higher than the 65,000 predicted by analysts, while unemployment fell to 4.1%. This strength increases the likelihood that the Federal Reserve will raise interest rates by 25 basis points in December. Higher interest rates typically translate to increased borrowing costs for mortgages, credit cards, and business loans.

The next steps for global markets involve a series of data releases and policy meetings. U.S. inflation data is scheduled for release next week, followed by the next jobs report on December 4. These figures will lead into the Federal Open Market Committee meeting on December 9-10, where officials will decide whether to proceed with a rate hike or hold steady if the technology market volatility continues. In the U.K., investors will monitor upcoming corporate results from firms like Kingspan and Kainos on Monday, November 9.

Timeline of what happened

Key dates and decisions, in the order they occurred.

  1. March 2025

    Trial begins regarding allegations of illicit payments to PIFSS official

  2. April 2025

    Nasdaq experiences previous significant drop due to tariffs

  3. March 2026

    Civil trial involving Man Group subsidiaries concludes

  4. November 5, 2026

    U.S. markets experience steep declines; Man Group issues statement on court judgment

  5. November 6, 2026

    FTSE 100 closes 1.0% lower; U.S. Bureau of Labour Statistics releases October jobs report

  6. December 4, 2026

    Next U.S. jobs report scheduled for release

  7. December 9, 2026

    Federal Open Market Committee two-day meeting begins

Summaries are written by The Plain Record to state the facts of a story plainly and without political slant. Drafted with AI assistance and checked against the source record before publication. See how we report, or report a correction.

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Questions readers ask

What happened: FTSE 100 declines as U.S. tech sell-off and midterm results weigh on markets?

The FTSE 100 index declined by 108.72 points on Friday, November 6, 2026, closing at 10,673.94. The 1.0% drop followed a sharp sell-off in U.S. technology stocks on Thursday, which saw the Nasdaq Composite fall 5.5% into correction territory.

Who is involved?

FTSE 100, Nasdaq, U.S. Federal Reserve, UBS, Barclays, BT Group, Man Group, IAG

When did this happen?

Friday, November 6, 2026

Where did this happen?

London and New York

Why does this matter?

Concerns over the pace of AI monetization, U.S. midterm election outcomes affecting data center construction, and strong U.S. labor data increasing the probability of a central bank interest rate hike.