The FTSE 100 eked out a tenth day of gains despite pressure on Marks & Spencer over a cyber-attack.
At the end of a steady session in London, the blue-chip index closed up 0.1 per cent, or 7.81 points, to 8415.25 as it extended its longest winning streak since 2019.
The ten days of gains have seen it rise almost 10 per cent and leave it up 3 per cent this year, though it is still down 5 per cent since its peak in early March. The FTSE 250 rose 0.5 per cent, or 105.32 points, to 19,609.69.
M&S suspended online shopping following the cyber-attack.
Fashion victim: M&S admitted it was responding to an 'incident' after shoppers were unable to make contactless payments
The retailer admitted on Tuesday it was responding to an 'incident' after shoppers were unable to make contactless payments over the busy Easter bank holiday weekend.
The firm said it was 'working extremely hard' to restart online and app shopping.
M&S shares lost 2.2 per cent, or 8.5p, to 386p.