M&S cyberattack costing retailer £43m a week in lost sales

Marks and spencer (ML)

The cyberattack’s impact on sales will cut M&S’ full-year 2026 earnings before interest and taxes by around 7%, the Bank of America Global Research report notes

The ongoing cyberattack on Marks & Spencer is costing the retailer £43m a week in lost sales, according to analysis by Bank of America Global Research.stimate.

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