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FTSE 100 tumbles 2% as AI jitters spark global selloff

By Thomson Reuters Nov 6, 2026 | 6:12 AM

Nov 6 (Reuters) – Britain’s FTSE 100 was poised to log its steepest fall in over seven months and a weekly decline on Friday as AI ​jitters following a change in the US political landscape ‌sparked a global selloff.

The blue-chip FTSE 100 index fell 2.2% to 10,540.78 points by 1143 GMT, on track for its worst session since mid-March, while the midcap FTSE 250 slipped 1.2%.

• The Democrats’ capture ‌of ​the US House and Senate earlier ⁠this week sparked concerns ⁠of AI regulation, a slowdown in data-centre construction and hyperscalers tightening their purse strings

• The S&P 500 and the Nasdaq marked their sharpest one-day falls since April 2025 ​on Thursday [.N]

• The jitters spilled over to global markets, with Europe’s STOXX 600 down 1% [MKTS/GLOB]

• Most sectors in London ⁠slid, barring precious metal miners ⁠that rose 1.2%

• Traditionally defensive sectors such ​as pharma and personal care, drug and groceries also slid around ​3.5% each after two sessions of gains

• “When $2.5 trillion ‌of value is lost from one of the major US stock market indices in a day, it’s understandable that investors are feeling on edge,” said Dan Coatsworth, head of ⁠markets at AJ Bell

• Oil prices slipped on Friday, weighing on energy stocks, down 2.5%

• Separately, Lloyds said British house prices ⁠fell at the ‌fastest annual pace in a year in ⁠October, as higher mortgage costs weighed on ​demand

• ‌Man Group bottomed the FTSE 250 with ​a 6.5% drop ⁠after Kuwait’s public pension fund on Thursday won a lawsuit against the asset manager

• Georgia’s TBC Bank topped the midcap index with a 6.1% jump after its third-quarter net profit rose

(Reporting by Darshan Kumar and Purvi Agarwal in Bengaluru; Editing ​by Harikrishnan Nair)