Bank of England on AI mania: ‘stretched’ stock valuations ‘comparable to the peak of the dot com bubble’

FortuneWednesday, October 8, 2025 at 5:58:24 PM
Bank of England on AI mania: ‘stretched’ stock valuations ‘comparable to the peak of the dot com bubble’
The Bank of England has raised concerns about the current state of stock valuations, suggesting they are 'stretched' and reminiscent of the peak of the dot com bubble. This is particularly alarming as the top five companies in the S&P 500 now account for nearly 30% of the market share, a record high in the last 50 years. Such concentration raises questions about market stability and the sustainability of these valuations, making it crucial for investors to be cautious.
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