Auto Trader Regulatory News (AUTO)

1 June 2026

Autotrader Group plc ("Autotrader" or the "Company")

Autotrader Group plc Transaction in Own Shares

Autotrader Group plc (the "Company") announces that in the period 26 May 2026 to 29 May 2026 it purchased through Merrill Lynch International the following number of its ordinary shares for Cancellation.

Date of purchase

Number of Ordinary Shares purchased

Volume weighted average price paid per share (pence)

Highest purchase price paid per share (pence)

Lowest purchase price paid per share (pence)

26-May-26

1,054,400

438.9527

442.9000

431.8000

27-May-26

1,117,800

444.5920

448.3000

436.7000

28-May-26

1,196,100

426.3891

432.9000

419.1000

29-May-26

1,242,500

442.4192

448.5000

429.0000

Following the above transactions, the Company has 809,812,231 ordinary shares in issue and holds 4,350,911 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 805,461,320 which may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, Autotrader Group plc under the FCA's Disclosure Guidance and Transparency Rules.

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation), the schedule below contains detailed information about the purchases made by Merrill Lynch International on behalf of the Company as part of the buyback programme.

Enquiries:

Autotrader Group plc

Claire Baty, Company Secretary

0345 111 0006

Schedule of Purchases - Individual Transactions

Please see attached PDF for full list of transactions.

http://www.rns-pdf.londonstockexchange.com/rns/4443G_1-2026-6-1.pdf