The London Stock Exchange Group’s chief financial officer has bought more than £900,000 worth of the bourse owner’s shares this year, signalling confidence that the group can reverse a slide in its stock price.

Michel-Alain Proch, who joined LSEG in February 2024, purchased 4,676 shares in the FTSE 100 firm at £82.74 each on 19 September, according to a regulatory filing.