Transaction in Own Shares

20 April 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 April 2026 to 17 April 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-Apr-26

390,000

470.9087

475.5000

466.2000

14-Apr-26

390,000

478.5661

480.1000

473.2000

15-Apr-26

390,000

491.6990

495.3000

480.9000

16-Apr-26

45,944

499.6915

503.0000

494.4000

17-Apr-26

11,692

508.9446

510.0000

505.2000

Following the above transactions, the Company has 823,934,796 ordinary shares in issue and holds 4,402,473 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 819,532,323 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/1249B_1-2026-4-20.pdf