Transaction in Own Shares

20 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 13 July 2026 to 15 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)

13-Jul-26

340,000

500.3427

505.8000

497.0000

14-Jul-26

335,000

499.3790

506.6000

491.1000

15-Jul-26

330,100

511.3827

515.2000

499.0000

Following the above transactions, the Company has 787,553,190 ordinary shares in issue and holds 4,233,301 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 783,319,889 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/0113N_1-2026-7-20.pdf