Auto Trader Regulatory News (AUTO)

3 July 2025

Auto Trader Group plc ("Auto Trader" or the "Company")

Auto Trader Group plc Transaction in Own Shares

Auto Trader Group plc (the "Company") announces that on 3 July 2025 it purchased through Merrill Lynch International the following number of its ordinary shares for Treasury at an average price of 818.5568 pence per share:

Number of ordinary shares purchased:

219,734

Highest purchase price paid per share:

819.8000p

Lowest purchase price paid per share:

811.8000p

Following the above transaction, the Company has 878,158,206 ordinary shares in issue and holds 5,783,767 ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 872,374,439 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, Auto Trader 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:

Auto Trader Group plc

Claire Baty, Company Secretary

0345 111 0006

Schedule of Purchases - Individual Transactions

Number of shares purchased

Transaction price (per share)

Time of transaction

Execution venue

433

812.2

08:08:38

XLON

278

812.8

08:16:15

XLON

317

812.6

08:16:25

XLON

236

812.2

08:17:12

XLON

278

812.2

08:17:12

XLON

1,223

814.2

08:31:06

XLON

171

813.8

08:32:15

XLON

387

813.8

08:32:15

XLON

442

814

08:32:15

XLON

303

813.6

08:33:40

XLON

368

813.4

08:34:35

XLON

287

815.4

09:05:00

XLON

440

815.2

09:05:00

XLON

419

814.8

09:07:42

XLON

784

814.6

09:08:04

XLON

1,576

817.4

09:16:55

XLON

1,584

817.2

09:16:55

XLON

1,586

817.6

09:16:55

XLON

618

817.2

09:17:31

XLON

422

817.8

09:19:56

XLON

993

817.4

09:20:08

XLON

1,097

817.6

09:20:08

XLON

1,692

817

09:30:18

XLON

861

816.8

09:30:25

XLON

83

817.2

09:55:19

XLON

219

817.2

09:55:19

XLON

656

817

09:58:15

XLON

275

816.6

09:59:16

XLON

54

816.4

10:00:00

XLON

406

816.4

10:00:00

XLON

468

817.2

10:14:06

XLON

427

817

10:15:04

XLON

460

816.6

10:28:09

XLON

102

816.4

10:28:44

XLON

399

816.4

10:28:44

XLON

711

816

10:29:28

XLON

534

815.6

10:35:56

XLON

922

816.4

10:58:20

XLON

1,217

816.2

10:58:20

XLON

400

816

10:58:24

XLON

528

816

10:58:24

XLON

704

815.8

10:58:24

XLON

65

815.6

10:58:26

XLON

71

815.4

10:58:26

XLON

163

815.4

10:58:26

XLON

302

815.6

10:58:26

XLON

496

815.4

10:58:45

XLON

860

815.2

11:00:20

XLON

1,113

815

11:00:21

XLON

5

814.8

11:00:33

XLON

1,133

814.8

11:00:47

XLON

464

814.4

11:00:50

XLON

235

814.2

11:01:03

XLON

153

813.8

11:01:18

XLON

214

813.8

11:01:18

XLON

543

814.2

11:01:18

XLON

406

813.6

11:01:19

XLON

38

813.2

11:08:19

XLON

193

813.2

11:08:27

XLON

235

813.2

11:08:27

XLON

311

813

11:17:04

XLON

384

812.4

11:19:55

XLON

364

814.8

12:42:21

XLON

40

814.4

12:42:42

XLON

548

814.4

12:42:42

XLON

646

814.6

12:42:42

XLON

665

814

12:47:38

XLON

218

814.2

13:10:46

XLON

244

814.2

13:10:46

XLON

120

813.6

13:12:21

XLON

154

813.6

13:12:21

XLON

186

814

13:20:36

XLON

107

814

13:21:16

XLON

492

813.8

13:21:30

XLON

389

813.4

13:21:34

XLON

402

813.2

13:21:47

XLON

168

814.2

13:33:37

XLON

345

814.2

13:33:37

XLON

287

814

13:33:39

XLON

170

814

13:36:07

XLON

891

813.8

13:36:10

XLON

352

813.6

13:36:16

XLON

440

814.4

13:41:13

XLON

505

814.2

13:42:01

XLON

516

814.2

13:43:55

XLON

514

814

13:44:00

XLON

561

813.4

13:45:07

XLON

437

812.2

13:49:48

XLON

334

811.8

13:50:32

XLON

2,002

814

14:31:37

XLON

1,075

813.6

14:52:16

XLON

433

813.8

14:55:40

XLON

178

813.6

14:55:45

XLON

255

813.6

14:55:45

XLON

881

814

15:00:00

XLON

572

817.8

15:21:03

XLON

39

818

15:23:17

XLON

132

818

15:23:17

XLON

828

818

15:23:17

XLON

138

817.2

15:23:38

XLON

506

817.4

15:23:38

XLON

826

817.6

15:23:38

XLON

1,041

817.2

15:23:38

XLON

250

819.8

15:56:59

XLON

255

819.8

15:56:59

XLON

413

819.8

15:56:59

XLON

736

819.4

15:57:09

XLON

2,400

819.4

15:57:09

XLON

73

819.4

15:59:26

XLON

319

819.4

15:59:26

XLON

1,772

819

16:00:13

XLON

780

818.8

16:00:14

XLON

307

818.4

16:05:33

XLON

768

818.2

16:11:30

XLON

284

818.4

16:16:35

XLON

812

818.8

16:19:00

XLON

183

818.4

16:21:15

XLON

649

818.4

16:21:15

XLON

290

818.2

16:22:48

XLON

25

818.2

16:25:12

XLON

227

818.2

16:25:13

XLON

842

818.2

16:25:13

XLON

164

818.8

16:29:48

XLON

175

818.8

16:29:48

XLON

179

818.8

16:29:48

XLON

221

818.8

16:29:48

XLON

689

818.8

16:29:48

XLON

71

819

16:29:53

XLON

105

819

16:29:53

XLON

112

819

16:29:53

XLON

152

819

16:29:53

XLON

179

819

16:29:53

XLON

217

819

16:29:53

XLON

120

819.6

16:35:12

XLON

378

819.6

16:35:12

XLON

513

819.6

16:35:12

XLON

663

819.6

16:35:12

XLON

761

819.6

16:35:12

XLON

957

819.6

16:35:12

XLON

1,077

819.6

16:35:12

XLON

1,164

819.6

16:35:12

XLON

1,894

819.6

16:35:12

XLON

3,134

819.6

16:35:12

XLON

3,431

819.6

16:35:12

XLON

3,450

819.6

16:35:12

XLON

5,111

819.6

16:35:12

XLON

6,168

819.6

16:35:12

XLON

10,280

819.6

16:35:12

XLON

12,375

819.6

16:35:12

XLON

12,891

819.6

16:35:12

XLON

13,666

819.6

16:35:12

XLON

16,877

819.6

16:35:12

XLON

18,500

819.6

16:35:12

XLON

40,930

819.6

16:35:12

XLON