Transaction in Own Shares

10 August 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 3 August 2026 to 7 August 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)

03-Aug-26

380,800

531.9529

537.2000

524.6000

04-Aug-26

375,500

533.9267

536.8000

528.4000

05-Aug-26

371,700

527.1364

533.0000

520.0000

06-Aug-26

390,000

511.8421

516.2000

508.6000

07-Aug-26

383,000

520.5874

525.4000

513.8000

Following the above transactions, the Company has 784,298,195 ordinary shares in issue and holds 3,953,774 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 780,344,421 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/9639P_1-2026-8-10.pdf