Transaction in Own Shares

04 December 2025

Convatec Group plc

("Convatec" or "the Company")

Transaction in own shares

The Company announces that it has purchased ordinary shares of 10 pence each ("shares") through UBS AG London Branch ("UBS"), as part of the share buyback programme of up to $300m announced on 20 August 2025 (the "Programme").

Date of purchase:

03 December 2025

Number of shares purchased:

1,912,745

Highest price paid per share

233.00

Lowest price paid per share

227.20

Volume weighted average price paid per share

230.19

The purchased shares will be held in treasury.

Following the purchase of these shares, the Company holds 94,937,530 of its ordinary shares in treasury and has 1,954,852,029 ordinary shares in issue (excluding treasury shares). The figure of 1,954,852,029 ordinary shares represents the total voting rights in the Company and may be used by shareholders as the denominator for the calculations by which they can determine if they are required to notify their interest in, or a change to their interest in, the Company under the Financial Conduct Authority's Disclosure Guidance and Transparency Rules.

The Company announces that, following the above transaction, the Programme has concluded.

This announcement is made in accordance with the requirements of UKLR 9.6.6R.

The table below contains detailed information about the purchases made as part of the Programme.

Aggregated information of ordinary shares purchased according to each trading venue:

Trading venue

Volume weighted average price paid (pence)

Aggregated volume

Highest price paid (pence)

Lowest price paid (pence)

London Stock Exchange

230.17

1,274,528

233.00

227.20

BATS Europe

230.12

112,501

232.60

227.80

Chi-X Europe

230.23

419,462

232.80

227.80

Aquis

230.30

106,254

232.60

227.80

In accordance with Article 5(1)(b) of Regulation (EU) No. 596/2014 (as incorporated into UK domestic law by the European Union (Withdrawal) Act 2018), a full breakdown of the individual trades made by UBS on behalf of the Company as part of the Programme is detailed below.

Enquiries

The person responsible for making this announcement is James Kerton, Company Secretary, Convatec Group Plc: cosec@convatec.com

Media: MediaRelations@convatec.com

Convatec Group Plc's LEI code is 213800LS272L4FIDOH92

Schedule of Purchases - Individual Transactions

Time of transaction

Volume

Price (GBp)

Trading venue

Transaction Reference Number

08:04:16

2,761

232.6000

Aquis

2300211

08:04:16

9,266

232.6000

LSE

2300209

08:04:16

5,945

232.6000

Aquis

2300207

08:04:16

8,905

232.6000

LSE

2300205

08:04:16

8,776

232.6000

CHIX

2300203

08:04:16

10,421

232.6000

BATE

2300201

08:04:16

9,851

232.6000

CHIX

2300199

08:04:21

2,336

232.0000

CHIX

2300367

08:05:20

7,719

232.8000

LSE

2302127

08:05:20

14,703

232.8000

LSE

2302125

08:05:20

349

232.8000

LSE

2302123

08:08:00

8,938

232.6000

LSE

2305150

08:09:41

1,931

233.0000

LSE

2310481

08:10:31

8,934

233.0000

LSE

2312004

08:10:31

12,511

233.0000

LSE

2312002

08:10:37

10,596

232.8000

LSE

2312154

08:10:37

9,051

232.8000

CHIX

2312152

08:11:15

9,677

232.6000

LSE

2312695

08:12:13

8,696

232.4000

CHIX

2313639

08:16:12

3,542

232.8000

LSE

2317759

08:16:12

4,776

232.8000

LSE

2317757

08:18:02

2,103

232.4000

LSE

2319612

08:18:02

624

232.4000

LSE

2319608

08:18:02

8,951

232.6000

LSE

2319606

08:18:02

7,950

232.6000

LSE

2319602

08:18:02

7,720

232.6000

LSE

2319604

08:18:02

9,599

232.6000

CHIX

2319600

08:26:36

4,227

232.4000

LSE

2327758

08:26:36

2,338

232.4000

LSE

2327756

08:26:36

9,583

232.4000

CHIX

2327754

08:26:36

10,600

232.4000

Aquis

2327752

08:26:55

7,439

232.2000

LSE

2328028

08:26:55

1,765

232.2000

LSE

2328026

08:34:22

8,267

232.0000

LSE

2335961

08:34:22

8,775

232.0000

CHIX

2335959

08:38:24

124

232.6000

LSE

2340680

08:38:24

4,596

232.6000

LSE

2340678

08:38:24

3,683

232.6000

LSE

2340676

08:38:24

100

232.6000

LSE

2340674

08:38:46

1,454

232.6000

LSE

2341125

08:39:00

1,303

232.4000

LSE

2341322

08:39:00

8,403

232.4000

LSE

2341320

08:39:07

2,283

232.4000

LSE

2341469

08:39:09

5,732

232.4000

LSE

2341508

08:42:38

1,745

232.6000

LSE

2345774

08:43:25

1,605

232.6000

LSE

2346558

08:43:25

5,918

232.6000

LSE

2346556

08:43:25

111

232.6000

BATE

2346564

08:43:25

287

232.6000

BATE

2346560

08:43:25

6,178

232.6000

LSE

2346562

08:45:01

7,952

232.6000

LSE

2348929

08:45:01

6,754

232.6000

LSE

2348926

08:45:01

790

232.6000

LSE

2348924

08:45:01

9,378

232.6000

BATE

2348922

08:45:43

9,156

232.4000

CHIX

2350002

08:49:50

9,188

232.4000

LSE

2353605

08:54:32

1,154

232.2000

LSE

2358889

08:54:32

7,012

232.2000

LSE

2358887

08:55:05

9,761

232.0000

CHIX

2359964

08:55:05

7,855

232.0000

LSE

2359966

09:00:00

4,175

232.4000

LSE

2364608

09:00:30

7,829

232.4000

LSE

2365693

09:00:30

4,185

232.4000

LSE

2365691

09:00:30

8,984

232.4000

Aquis

2365689

09:10:17

4,815

232.4000

LSE

2375671

09:11:14

868

232.4000

LSE

2376529

09:11:14

2,305

232.4000

LSE

2376527

09:11:14

805

232.4000

LSE

2376525

09:15:10

7,633

232.4000

LSE

2380343

09:15:10

1,602

232.4000

LSE

2380339

09:15:10

2,125

232.4000

LSE

2380341

09:15:10

7,500

232.4000

LSE

2380337

09:15:10

7,918

232.4000

LSE

2380333

09:15:10

9,678

232.4000

CHIX

2380331

09:15:10

8,877

232.4000

LSE

2380335

09:15:15

1,052

232.2000

CHIX

2380511

09:15:15

9,602

232.2000

BATE

2380509

09:15:15

9,490

232.2000

CHIX

2380507

09:17:45

7,598

232.0000

LSE

2382664

09:25:03

492

232.0000

LSE

2389469

09:25:03

590

232.0000

LSE

2389471

09:25:03

1,308

232.0000

LSE

2389465

09:25:03

1,904

232.0000

LSE

2389463

09:25:03

932

232.0000

LSE

2389467

09:25:03

1,586

232.0000

LSE

2389461

09:25:03

28

232.0000

LSE

2389459

09:26:04

8,693

231.8000

LSE

2390317

09:26:04

9,238

231.8000

CHIX

2390315

09:33:33

159

231.6000

LSE

2397140

09:33:33

8,898

231.6000

LSE

2397138

09:33:33

7,866

231.6000

LSE

2397136

09:33:33

8,470

231.6000

LSE

2397134

09:33:33

8,931

231.6000

Aquis

2397132

09:33:33

8,832

231.6000

CHIX

2397130

09:44:35

739

231.6000

LSE

2407881

09:44:35

3,164

231.6000

LSE

2407879

09:44:35

1,534

231.6000

LSE

2407883

09:44:35

7,812

231.6000

LSE

2407873

09:44:35

8,721

231.6000

CHIX

2407871

09:44:35

8,613

231.6000

LSE

2407877

09:44:35

9,180

231.6000

LSE

2407875

09:44:36

5,001

231.6000

LSE

2407907

09:44:43

993

231.4000

LSE

2408005

09:45:29

2,246

231.4000

LSE

2409158

09:45:30

5,052

231.4000

LSE

2409160

09:50:43

8,186

231.2000

LSE

2413560

09:50:43

7,458

231.2000

LSE

2413558

09:50:43

7,958

231.2000

LSE

2413556

09:50:43

9,938

231.2000

CHIX

2413554

09:59:50

10,498

231.0000

LSE

2421023

10:02:53

5,225

231.0000

LSE

2424099

10:02:53

2,393

231.0000

LSE

2424097

10:02:53

2,393

231.0000

LSE

2424095

10:02:53

3,881

231.0000

LSE

2424089

10:02:53

8,773

231.0000

CHIX

2424091

10:02:53

3,781

231.0000

LSE

2424093

10:05:12

38

230.8000

BATE

2426261

10:10:02

2,001

231.0000

LSE

2430493

10:10:02

750

231.0000

LSE

2430495

10:10:02

1,912

231.0000

LSE

2430491

10:10:02

1,527

231.0000

LSE

2430489

10:10:02

11,490

231.0000

LSE

2430487

10:10:02

405

231.0000

LSE

2430485

10:10:02

1,113

231.0000

LSE

2430483

10:10:02

682

231.0000

LSE

2430481

10:19:36

9,928

231.4000

LSE

2438808

10:19:36

1,612

231.4000

LSE

2438806

10:19:36

1,389

231.4000

LSE

2438804

10:20:10

3,189

231.2000

BATE

2439854

10:21:36

9,576

231.0000

LSE

2441055

10:21:36

7,616

231.4000

LSE

2441053

10:21:36

7,868

231.2000

LSE

2441051

10:21:36

9,897

231.2000

CHIX

2441049

10:21:36

9,255

231.2000

CHIX

2441047

10:21:36

8,848

231.2000

Aquis

2441045

10:21:36

7,503

231.2000

BATE

2441043

10:29:38

2,480

230.8000

LSE

2447418

10:29:38

3,315

230.8000

LSE

2447410

10:29:38

2,740

230.8000

LSE

2447406

10:29:38

94

230.8000

LSE

2447408

10:29:38

1,242

230.8000

LSE

2447404

10:29:38

641

230.8000

LSE

2447412

10:29:38

655

230.8000

LSE

2447414

10:29:38

3,782

230.8000

LSE

2447416

10:30:42

1,316

230.8000

LSE

2448695

10:30:42

1,382

230.8000

LSE

2448687

10:30:42

2,242

230.8000

LSE

2448685

10:30:42

1,466

230.8000

LSE

2448689

10:30:42

2,282

230.8000

LSE

2448693

10:30:42

110

230.8000

LSE

2448691

10:30:42

1,507

230.8000

LSE

2448683

10:30:42

10,207

230.8000

CHIX

2448681

10:45:13

937

230.8000

LSE

2461389

10:45:32

10,256

230.8000

BATE

2461678

10:45:32

9,282

230.8000

CHIX

2461676

10:45:32

8,936

230.8000

LSE

2461674

10:45:32

677

230.8000

LSE

2461672

10:45:32

10,228

230.8000

LSE

2461670

10:50:21

8,568

230.6000

Aquis

2466132

10:50:22

10,258

230.6000

LSE

2466143

10:50:22

10,214

230.6000

CHIX

2466145

10:50:27

219

230.6000

CHIX

2466239

10:50:27

523

230.6000

Aquis

2466237

10:57:36

1,559

230.8000

LSE

2472900

10:57:36

2,972

230.8000

LSE

2472898

10:57:36

1,081

230.8000

LSE

2472896

10:57:36

9,964

230.8000

LSE

2472894

10:57:36

308

230.8000

LSE

2472892

10:59:04

7,867

230.6000

LSE

2473791

10:59:04

8,460

230.6000

CHIX

2473789

10:59:04

275

230.6000

CHIX

2473787

11:00:00

2,287

230.4000

LSE

2475114

11:00:00

5,702

230.4000

LSE

2475116

11:00:31

7,636

230.2000

LSE

2475690

11:16:35

9,152

230.0000

LSE

2487813

11:17:35

11,358

230.0000

LSE

2488500

11:17:35

5,278

230.0000

LSE

2488498

11:17:35

3,863

230.0000

LSE

2488496

11:17:35

1,592

230.0000

LSE

2488494

11:17:44

9,625

229.8000

BATE

2488608

11:17:44

1,680

229.8000

CHIX

2488610

11:17:44

3,698

229.8000

CHIX

2488606

11:18:08

129

229.8000

CHIX

2488889

11:23:13

1,854

229.8000

CHIX

2492788

11:23:13

2,476

229.8000

CHIX

2492786

11:23:13

4,694

229.8000

CHIX

2492784

11:23:13

8,769

229.8000

LSE

2492782

11:23:13

3,128

229.8000

CHIX

2492780

11:33:13

8,195

229.8000

LSE

2500846

11:34:22

4,255

229.8000

LSE

2501442

11:35:04

2,198

229.6000

LSE

2502503

11:35:04

719

229.6000

LSE

2502505

11:35:04

5,278

229.6000

LSE

2502501

11:35:04

9,140

229.6000

CHIX

2502495

11:35:04

427

229.6000

Aquis

2502499

11:35:04

8,813

229.6000

Aquis

2502497

11:35:43

9,430

229.4000

LSE

2503051

11:39:34

71

229.4000

LSE

2505101

11:41:07

8,207

229.6000

LSE

2506670

11:41:07

1,765

229.6000

LSE

2506668

11:44:07

1,592

229.6000

LSE

2508385

11:44:07

3,000

229.6000

LSE

2508383

11:46:17

1,592

229.6000

LSE

2510477

11:46:17

2,270

229.6000

LSE

2510475

11:46:17

2,593

229.6000

LSE

2510473

11:50:58

3,290

229.6000

LSE

2513782

11:50:58

1,623

229.6000

LSE

2513780

11:52:20

160

229.4000

LSE

2514663

11:52:20

5,861

229.4000

LSE

2514665

11:52:20

3,835

229.4000

LSE

2514661

11:52:20

9,400

229.4000

CHIX

2514659

12:00:20

5,184

229.4000

LSE

2521236

12:00:20

3,781

229.4000

LSE

2521234

12:00:47

8,156

229.0000

LSE

2521501

12:00:47

6,941

229.0000

CHIX

2521499

12:00:47

2,037

229.0000

CHIX

2521497

12:00:47

8,252

229.2000

LSE

2521495

12:00:47

8,906

229.2000

LSE

2521493

12:00:47

8,625

229.2000

BATE

2521491

12:00:47

9,028

229.2000

CHIX

2521489

12:00:48

9,311

228.8000

LSE

2521505

12:00:51

331

228.6000

LSE

2521565

12:00:57

8,487

228.6000

LSE

2521611

12:12:44

7,803

228.6000

LSE

2531696

12:12:44

7,656

228.6000

LSE

2531694

12:12:44

8,306

228.6000

LSE

2531692

12:12:44

2,683

228.6000

CHIX

2531690

12:12:44

10,547

228.6000

Aquis

2531688

12:12:44

7,292

228.6000

CHIX

2531686

12:12:47

7,594

228.2000

LSE

2531747

12:12:47

8,062

228.2000

LSE

2531745

12:12:47

7,683

228.2000

LSE

2531743

12:12:54

9,256

227.8000

LSE

2531835

12:23:06

7,741

228.4000

LSE

2539291

12:23:33

8,842

228.2000

CHIX

2539503

12:23:33

8,848

228.2000

LSE

2539507

12:23:33

7,559

228.2000

LSE

2539505

12:24:03

9,016

228.0000

LSE

2539763

12:24:03

8,308

228.0000

LSE

2539761

12:25:18

7,775

227.6000

LSE

2541092

12:25:18

534

227.6000

LSE

2541090

12:25:18

2,851

227.6000

LSE

2541088

12:25:18

5,072

227.6000

LSE

2541086

12:25:18

33

227.6000

LSE

2541084

12:26:44

3,781

227.2000

LSE

2541865

12:26:45

2,191

227.2000

LSE

2541871

12:26:45

1,888

227.2000

LSE

2541869

12:42:05

1,683

227.8000

LSE

2554411

12:42:05

3,781

227.8000

LSE

2554403

12:42:05

4

227.8000

LSE

2554399

12:42:05

29

227.8000

LSE

2554401

12:42:05

154

227.8000

LSE

2554397

12:42:05

8,236

227.8000

LSE

2554405

12:42:05

200

227.8000

LSE

2554409

12:42:05

59

227.8000

LSE

2554407

12:44:07

1,208

228.6000

LSE

2555539

12:45:07

116

228.6000

LSE

2557149

12:49:03

1,524

229.0000

CHIX

2559557

12:52:04

30

229.0000

CHIX

2562559

12:52:04

827

228.8000

LSE

2562555

12:52:04

2,859

228.8000

LSE

2562553

12:52:08

7,900

229.0000

LSE

2562615

12:52:08

15,754

229.0000

LSE

2562613

12:52:08

209

229.0000

CHIX

2562609

12:52:08

510

229.0000

CHIX

2562607

12:53:05

4

228.8000

BATE

2563358

12:55:08

3,705

229.0000

LSE

2565879

12:55:08

8,327

229.0000

CHIX

2565877

12:55:08

1,810

229.0000

CHIX

2565875

12:56:11

11,153

228.8000

LSE

2566812

12:56:11

11,270

228.8000

LSE

2566810

12:56:11

8,797

228.8000

CHIX

2566808

12:56:11

10,008

228.8000

BATE

2566806

12:57:03

8,435

228.6000

LSE

2567451

12:57:03

10,331

228.6000

CHIX

2567449

13:06:03

593

228.6000

LSE

2576097

13:06:03

50

228.6000

LSE

2576095

13:06:03

7,417

228.6000

LSE

2576093

13:07:46

268

228.6000

LSE

2577171

13:07:46

1,517

228.6000

LSE

2577169

13:07:46

1,264

228.6000

LSE

2577167

13:07:46

3,000

228.6000

LSE

2577165

13:07:46

2,807

228.6000

LSE

2577163

13:07:46

2,834

228.6000

LSE

2577161

13:07:46

3,000

228.6000

LSE

2577159

13:14:12

8,092

228.8000

LSE

2582560

13:14:12

8,176

228.8000

LSE

2582558

13:14:12

2,004

228.8000

LSE

2582556

13:14:12

10,662

228.8000

CHIX

2582552

13:14:12

8,853

228.8000

Aquis

2582550

13:14:12

5,720

228.8000

LSE

2582554

13:15:38

2,231

228.6000

LSE

2584647

13:16:00

8,237

228.6000

LSE

2584911

13:16:00

3,696

228.6000

LSE

2584909

13:16:00

2,877

228.6000

LSE

2584907

13:25:05

8,580

228.8000

LSE

2595019

13:27:05

6,385

228.8000

LSE

2596398

13:27:05

1,074

228.8000

LSE

2596400

13:29:08

4,262

228.8000

LSE

2597914

13:29:08

3,781

228.8000

LSE

2597912

13:33:55

16,657

229.0000

LSE

2603713

13:33:59

2,163

228.8000

CHIX

2603779

13:33:59

8,754

228.8000

LSE

2603777

13:33:59

141

228.8000

LSE

2603775

13:33:59

3,639

228.8000

LSE

2603773

13:33:59

308

228.8000

LSE

2603771

13:33:59

4,107

228.8000

LSE

2603769

13:34:00

6,656

228.8000

CHIX

2603781

13:36:59

7,781

228.8000

LSE

2608358

13:37:47

8,631

228.6000

LSE

2609031

13:37:47

9,525

228.6000

LSE

2609029

13:37:47

8,927

228.6000

CHIX

2609025

13:37:47

9,540

228.6000

BATE

2609023

13:37:47

9,289

228.6000

LSE

2609027

13:37:58

8,570

228.4000

LSE

2609166

13:37:58

92

228.4000

CHIX

2609164

13:37:58

8,994

228.4000

Aquis

2609162

13:37:58

5,835

228.4000

CHIX

2609160

13:37:58

3,164

228.4000

CHIX

2609158

13:44:55

6,105

228.4000

LSE

2615333

13:44:55

2,000

228.4000

LSE

2615331

13:44:55

9,003

228.6000

LSE

2615324

13:44:55

9,152

228.6000

LSE

2615326

13:44:55

8,788

228.6000

LSE

2615328

13:44:55

8,612

228.6000

CHIX

2615322

13:50:46

8,613

228.2000

LSE

2623445

13:55:44

8,995

228.2000

LSE

2629657

13:55:44

7,955

228.2000

LSE

2629655

13:55:44

5,841

228.2000

LSE

2629653

13:55:44

9,944

228.2000

CHIX

2629651

13:55:47

7,471

228.0000

LSE

2629734

14:02:47

3,781

228.2000

LSE

2638387

14:02:47

2,644

228.2000

LSE

2638385

14:02:48

1,732

228.2000

LSE

2638409

14:05:12

8,546

228.4000

LSE

2643351

14:06:12

977

228.4000

LSE

2644660

14:06:12

4,180

228.4000

LSE

2644658

14:07:41

8,921

228.6000

LSE

2646435

14:07:41

10,364

228.6000

CHIX

2646433

14:09:41

2,866

228.6000

LSE

2648723

14:09:41

6,385

228.6000

LSE

2648721

14:10:00

7,206

228.4000

Aquis

2649781

14:10:00

5,892

228.4000

BATE

2649778

14:10:00

8,509

228.4000

LSE

2649773

14:10:00

7,458

228.4000

LSE

2649771

14:10:26

1,638

228.2000

CHIX

2651150

14:10:26

4,776

228.2000

CHIX

2651152

14:10:27

2,637

228.2000

CHIX

2651165

14:15:25

8,636

228.2000

LSE

2657342

14:15:29

8,725

228.0000

LSE

2657564

14:15:29

5,521

228.0000

BATE

2657562

14:21:00

8,431

228.0000

LSE

2665996

14:25:23

9,933

228.0000

CHIX

2671813

14:25:23

922

228.0000

CHIX

2671811

14:48:04

2,113

228.0000

CHIX

2730519

14:48:04

1,463

228.0000

CHIX

2730517

14:48:04

58

228.0000

CHIX

2730515

14:49:49

1,905

227.8000

Aquis

2734082

14:49:49

2,842

227.8000

BATE

2734080

14:49:49

3,021

227.8000

BATE

2734078

14:49:49

5,933

227.8000

CHIX

2734076

14:58:23

1,430

228.0000

Aquis

2753782

15:00:44

354

228.0000

Aquis

2763308

15:00:44

4,723

228.0000

CHIX

2763268

15:00:45

1,107

228.0000

Aquis

2763319

15:02:16

2,489

228.0000

CHIX

2767391

15:02:27

2,899

228.0000

BATE

2767781

15:02:46

1,458

227.8000

Aquis

2768444

15:02:46

2,989

227.8000

BATE

2768442

15:09:42

2,683

227.8000

CHIX

2782863

15:13:26

750

227.8000

BATE

2791665