Rolls-Royce Regulatory News (RR.)

10 June 2026

Rolls-Royce Holdings plc

Transaction in own shares

Rolls-Royce Holdings plc (the "Company" or "Rolls-Royce") announces that, during the period between 2 June and 8 June 2026 (inclusive), it has purchased the following number of its ordinary shares of 20 pence each ("Ordinary Shares") through Morgan Stanley & Co. International plc ("Morgan Stanley") on the London Stock Exchange and other exchanges, as set out in the full breakdown of individual trades referenced below, as part of the £2.3 billion buyback programme announced by the Company on 26 February 2026 (the "Programme"):

Rolls-Royce intends to cancel the purchased Ordinary Shares.

Following the above transactions, Rolls-Royce does not hold any Ordinary Shares in treasury and has a total of 8,360,100,681 Ordinary Shares in issue. Therefore, the total number of voting rights in the Company will be 8,360,100,681 and this figure may be used by shareholders as the denominator when determining whether 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.

Since the commencement of the Programme, the Company has repurchased 67,735,940 Ordinary Shares in aggregate at a weighted average price of 1200.21 pence per Ordinary Share.

Schedule of Purchases - Individual Transactions:

In accordance with Article 5(1)(b) of Regulation (EU) No. 596/2014 (as incorporated into UK domestic law by the European Union (Withdrawal) Act 2018), a full breakdown of the individual trades made by Morgan Stanley on behalf of the Company as part of the Programme is available to view here:

http://www.rns-pdf.londonstockexchange.com/rns/8387H_1-2026-6-10.pdf

This announcement will also be available on Rolls-Royce's website at: : www.rolls-royce.com