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Bank of England Warns: AI Boom Could Trigger Stock Market Correction
Source: uk.finance.yahoo.com
Published on October 8, 2025
Updated on October 8, 2025

Bank of England Issues Warning on AI-Driven Stock Market Risks
The Bank of England (BoE) has issued a stark warning, suggesting that the rapid advancements in artificial intelligence (AI) could lead to a significant correction in the global stock market. The central bank draws parallels between current market valuations and those observed during the dotcom bubble, raising concerns about potential financial instability.
According to the BoE, the enthusiasm surrounding AI has driven stock prices, particularly among tech firms, to levels not seen since the dotcom era. This surge in valuations, combined with increased concentration in market indices, could set the stage for a sharp market correction. The top five companies now account for 30% of the S&P 500’s total valuation, the highest level in 50 years.
AI Enthusiasm and Market Risks
The Financial Policy Committee (FPC) of the BoE has highlighted that while AI holds immense potential, investor optimism could be inflating share prices beyond sustainable levels. The concentration of market power in a handful of AI-focused tech giants further exacerbates this risk. Though current valuations appear extreme when compared to past earnings, they seem less so when considering future profit expectations.
"The AI market is a double-edged sword," said a BoE spokesperson. "While it promises innovation and growth, it also introduces significant risks that could destabilize financial markets if not managed carefully."
Supply Chain Challenges
The BoE also addressed potential bottlenecks in supply chains critical to AI development, such as power, data, and commodities. These constraints could negatively impact companies expected to benefit from AI investments, further complicating market stability. As demand for AI-related resources grows, ensuring a steady supply becomes increasingly important.
Central Bank Independence
The warnings come amid broader discussions about central bank independence, which the BoE emphasizes as essential for monetary and financial stability. Former US President Donald Trump’s calls for the Federal Reserve to cut interest rates and his targeting of governor Lisa Cook underscore the importance of maintaining central bank autonomy.
Federal Reserve Credibility
A sudden shift in perceptions of the Federal Reserve’s credibility could lead to a sharp repricing of US dollar assets, including sovereign debt. The BoE also expressed concerns about managing high borrowing levels across advanced economies, further complicated by political uncertainties in countries like France and Japan.
Financial System Stability
Despite these risks, risk managers are more confident in the stability of the British financial system compared to six months ago. Their primary concerns now revolve around cyberattacks and geopolitical risks. The BoE has kept its main regulatory tools for banks unchanged, reflecting a cautious but stable outlook.
Investor Behavior and Market Caution
UK investors are pulling record amounts from equity funds, indicating a growing caution toward what they perceive as overvalued stock markets. This trend reflects increasing doubts about the sustainability of the current market rally, as investors seek safer havens amid rising uncertainties.
The BoE’s warning serves as a reminder of the delicate balance between innovation and risk in the fast-evolving AI landscape. As the market continues to navigate these challenges, vigilance and careful management will be key to maintaining financial stability.