Marks & Spencer is set to be relegated from London’s FTSE 100 index for the first time ever.

According to Reuters, M&S shares where valued at £3.7 billion, making it the 115th most valuable stock among London-listed companies.

FTSE Russell, the London Stock Exchange-owned index provider, requires companies to be ranked 110 or higher to be part of the FTSE 100 index.

The final results will be based on closing prices on Tuesday 3rd September, with the results being announced on Wednesday.  It will take effect on September 23rd.

FTSE Russell said on Monday that the iconic retailer was one of the likely companies to be excluded from the index.