Transaction in Own Shares

13 July 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 6 July 2026 to 10 July 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)

06-Jul-26

430,000

500.6108

509.4000

499.1000

07-Jul-26

430,000

502.5911

508.4000

500.6000

08-Jul-26

430,000

493.9714

500.2000

490.6000

09-Jul-26

214,032

491.3773

493.5000

488.1000

10-Jul-26

450,304

497.8703

500.6000

487.9000

Following the above transactions, the Company has 788,558,290 ordinary shares in issue and holds 4,249,295 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 784,308,995 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/0859M_1-2026-7-13.pdf