The FTSE 100 index in London rose 1.1% on Thursday, October 15, 2026, closing at 10,840.35. The gain outperformed several international peers as investors moved capital toward the United Kingdom’s market, which analysts described as having lower exposure to a volatile technology sector. Domestic economic data released by the Office for National Statistics (ONS) also reported that the UK economy grew by 0.1% in August, defying forecasts of a 0.1% decline.
Global markets saw a divergence in performance as technology stocks faced selling pressure. In Frankfurt, the DAX 40 rose 0.3%, while the CAC 40 in Paris increased by 0.8%. In New York, the Nasdaq Composite fell 0.4%, and semiconductor companies such as Nvidia and Advanced Micro Devices saw shares drop 2.2% and 4.4%, respectively. Analysts attributed the tech decline to concerns regarding debt levels used to fund artificial intelligence (AI) infrastructure.
In the bond market, yields on U.S. Treasuries decreased despite higher-than-expected inflation data reported on Wednesday. The yield on the 10-year U.S. Treasury fell to 5.10% from 5.26% the previous day. Market analysts suggested that recent statements from Federal Reserve officials Michelle Bowman and Mary Daly reduced expectations for an immediate interest rate hike later this month, following an increase in September.
The ONS report of 0.1% GDP growth in August—following 0.4% growth in July—suggests the economy is more resilient than the Bank of England’s earlier projections. This growth, primarily driven by manufacturing, may influence future decisions by the Bank of England regarding interest rates.
The scale of the movement in the technology sector involves billions of dollars in market valuation and corporate spending. Reports indicated that Anthropic’s third-quarter revenue rose to $16.8 billion from $11.5 billion in the second quarter, though the pace of growth slowed compared to the previous period. This shift in investor sentiment toward London could mean that UK-based investors in domestic firms like Experian (up 5.9%) or BT (up 4.3%) see relative stability.
Looking ahead, the UK economy faces potential risks from energy costs and the upcoming October budget. Bank of England Governor Andrew Bailey is scheduled to deliver a speech on Friday, October 16. Additionally, global markets will monitor Friday's economic calendar for Eurozone inflation figures and U.S. industrial production reports.