Transaction in Own Shares

11 May 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 5 May 2026 to 8 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)

05-May-26

410,000

489.7782

503.2000

484.4000

06-May-26

410,000

502.7284

513.4000

489.0000

07-May-26

410,000

519.1921

522.6000

495.1000

08-May-26

410,000

518.8051

521.8000

516.2000

Following the above transactions, the Company has 818,542,631 ordinary shares in issue and holds 4,357,556 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 814,185,075 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.