Transaction in Own Shares

Autotrader Group plc (the "Company") announces that in the period 14 September 2026 to 18 September 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)

Following the above transactions, the Company has 777,194,795 ordinary shares in issue and holds 5,501,335 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 771,693,460 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.