Transaction in Own Shares

27 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 20 April 2026 to 24 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)

20-Apr-26

375,000

513.6046

517.8000

511.0000

21-Apr-26

385,000

514.3350

519.6000

511.0000

22-Apr-26

385,000

505.7348

508.4000

493.3000

23-Apr-26

385,000

504.8787

507.4000

498.8000

24-Apr-26

122,165

500.5760

507.2000

494.8000

Following the above transactions, the Company has 822,282,631 ordinary shares in issue and holds 4,371,578 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 817,911,053 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/0239C_1-2026-4-27.pdf