London Stock Exchange Group plc

FOR IMMEDIATE RELEASE

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, IN WHOLE OR IN PART, DIRECTLY OR INDIRECTLY, IN OR INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF SUCH JURISDICTION

11 September 2023

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Completion of off-market purchase

Further to its announcement on 7 September 2023, London Stock Exchange Group plc ("LSEG" or the "Company") today announces that it has completed the off-market purchase of 9,500,466 limited-voting ordinary shares of 6^79/86 pence each of the Company (the "Off-Market Purchase") in aggregate from York Holdings II Limited ("York Holdings II") and York Holdings III Limited ("York Holdings III") (entities owned by BCP York Holdings (Delaware) L.P.("BCP York") (an entity owned by a consortium of certain investment funds affiliated with Blackstone Inc. and including an affiliate of Canada Pension Plan Investment Board, an affiliate of GIC Special Investments Pte. Ltd. and certain other co-investors), Thomson Reuters and certain other minority holders) (BCP York, York Holdings II and York Holdings III together, the "Consortium"). The shares purchased by the Company will be cancelled.

Following completion of the Off-Market Purchase, LSEG confirms that its share capital consists of: (i) 499,585,072 voting ordinary shares of 6^79/86 pence each (excluding treasury shares), which carry one vote each; and (ii) 41,623,911 limited-voting ordinary shares of 6^79/86 pence each, which carry one-tenth of a vote each. LSEG holds 7,632,733 of its voting ordinary shares in treasury.   Therefore, the total number of voting rights in LSEG on 11 September 2023 is 503,747,463.  This figure for the total number of voting rights may be used by shareholders (and others with notification obligations) as the denominator for the calculation by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

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