Transaction in Own Shares

03 October 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:

02 October 2025

Number of shares purchased:

950,470

Highest price paid per share

236.20

Lowest price paid per share

232.80

Volume weighted average price paid per share

234.30

The purchased shares will be held in treasury.

Following the purchase of these shares, the Company holds 37,653,510 of its ordinary shares in treasury and has 2,012,136,049 ordinary shares in issue (excluding treasury shares). The figure of 2,012,136,049 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.

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

234.28

754,492

236.00

232.80

BATS Europe

-

-

 -

-

Chi-X Europe

234.33

142,298

236.20

232.80

Aquis

234.42

53,680

236.00

233.80

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: [email protected]

Media: [email protected]

Investor Relations: [email protected]

Convatec Group Plc's LEI code is 213800LS272L4FIDOH92

Schedule of Purchases - Individual Transactions

Time of transaction

Volume

Price (GBp)

Trading venue

Transaction Reference Number

08:00:11

9,600

235.0000

LSE

642567

08:00:11

9,644

235.2000

LSE

642565

08:00:11

9,602

235.2000

LSE

642563

08:15:26

6,606

236.2000

CHIX

668492

08:15:39

5,200

236.0000

CHIX

668961

08:15:39

1,405

236.0000

CHIX

668959

08:25:12

9,681

236.0000

LSE

680812

08:25:12

3,442

236.0000

Aquis

680810

08:33:07

10,937

235.8000

LSE

691298

08:33:07

2,939

235.8000

Aquis

691295

08:34:52

3,520

235.0000

Aquis

693501

08:41:18

6,825

235.0000

CHIX

701714

08:53:56

10,860

234.6000

LSE

719115

09:03:00

10,954

234.8000

LSE

732162

09:03:00

31

234.8000

LSE

732160

09:33:47

6,556

235.0000

LSE

764747

09:33:47

10,732

235.0000

LSE

764745

09:33:47

4,968

235.0000

LSE

764743

09:33:47

6,248

235.0000

CHIX

764741

09:33:47

6,813

235.0000

CHIX

764739

09:33:47

6,903

235.0000

CHIX

764737

09:49:46

1,624

234.8000

Aquis

779053

09:49:46

1,493

234.8000

Aquis

779057

09:49:46

575

234.8000

LSE

779055

09:49:46

11,408

234.8000

LSE

779051

09:49:46

10,639

234.8000

LSE

779049

09:49:46

989

234.8000

Aquis

779047

10:01:03

3,283

234.6000

Aquis

789337

10:01:03

3,411

234.6000

Aquis

789335

10:01:03

2,861

234.6000

LSE

789333

10:01:03

5,766

234.6000

LSE

789331

10:01:03

1,427

234.6000

LSE

789329

10:01:16

11,660

234.4000

LSE

789550

10:01:27

641

234.2000

LSE

789743

10:02:46

10,490

234.2000

LSE

790945

10:27:43

6,221

234.6000

CHIX

812257

10:27:43

4,651

234.6000

CHIX

812255

10:27:43

2,231

234.6000

CHIX

812253

10:53:14

350

234.2000

CHIX

834633

10:59:44

76

234.2000

CHIX

839901

11:15:00

1,370

234.2000

CHIX

851840

11:23:01

4,607

234.4000

LSE

858148

11:24:11

1,512

234.4000

LSE

858749

11:24:11

1,446

234.4000

LSE

858747

11:25:00

600

234.2000

CHIX

859401

11:26:05

1,557

234.4000

LSE

860283

11:26:54

12,540

234.2000

LSE

860703

11:26:54

10,890

234.2000

LSE

860701

11:26:54

10,219

234.2000

LSE

860699

11:26:54

5,967

234.2000

CHIX

860697

11:26:54

2,972

234.2000

CHIX

860695

11:26:55

104

234.0000

Aquis

860727

11:26:55

33

234.0000

Aquis

860725

11:26:55

108

234.0000

Aquis

860723

11:26:55

2,617

234.0000

Aquis

860721

11:26:55

825

234.0000

Aquis

860719

11:26:55

29

234.0000

Aquis

860711

11:26:55

3,830

234.0000

LSE

860713

11:26:55

3

234.0000

Aquis

860715

11:26:55

2,697

234.0000

Aquis

860717

11:26:55

5,766

234.0000

LSE

860709

11:27:01

2,821

233.6000

LSE

860785

11:27:01

7,349

233.8000

CHIX

860783

11:48:58

1,875

234.0000

CHIX

875094

11:57:38

3,620

234.0000

LSE

881117

11:57:38

6,774

234.0000

LSE

881115

11:57:38

11,305

234.0000

LSE

881113

11:57:38

3,868

234.0000

Aquis

881111

11:57:38

5,259

234.0000

LSE

881109

11:57:38

3,477

234.0000

Aquis

881101

11:57:38

10,098

234.0000

LSE

881097

11:57:38

3,186

234.0000

CHIX

881099

11:57:38

4,445

234.0000

LSE

881103

11:57:38

1,105

234.0000

LSE

881105

11:57:38

1,090

234.0000

CHIX

881107

11:57:51

578

233.8000

Aquis

881254

11:57:51

1,106

233.8000

Aquis

881252

11:57:51

2,309

233.8000

Aquis

881250

12:00:57

1,582

234.0000

LSE

883833

12:00:57

3,004

233.8000

CHIX

883831

12:02:18

1,588

234.0000

LSE

884577

12:02:18

6,800

234.0000

LSE

884575

12:02:18

572

234.0000

LSE

884579

12:04:12

1,271

233.8000

CHIX

886020

12:04:16

262

233.8000

CHIX

886059

12:08:00

861

233.8000

Aquis

889008

12:37:28

56

234.4000

CHIX

910253

12:37:28

810

234.4000

CHIX

910251

12:38:22

1,034

234.2000

LSE

910884

12:38:45

65

234.2000

CHIX

911064

12:38:54

46

234.2000

CHIX

911231

12:50:42

52

234.4000

CHIX

922347

12:56:00

1,123

234.6000

LSE

927102

12:56:00

4,000

234.6000

LSE

927104

12:56:00

177

234.6000

LSE

927100

12:56:42

1,497

234.6000

LSE

927575

12:56:42

790

234.4000

CHIX

927573

12:59:31

28

234.4000

CHIX

929859

13:13:01

2,827

234.4000

CHIX

941525

13:18:25

12,487

234.4000

LSE

945926

13:18:25

9,872

234.4000

LSE

945924

13:18:25

10,377

234.4000

LSE

945922

13:18:25

6,159

234.4000

CHIX

945920

13:18:25

7,129

234.4000

CHIX

945918

13:18:25

2,324

234.4000

CHIX

945916

13:44:28

11,638

234.0000

LSE

969828

13:44:28

3,542

234.0000

Aquis

969826

13:44:28

11,473

234.2000

LSE

969824

13:44:28

11,326

234.2000

LSE

969822

13:44:28

3,334

234.2000

Aquis

969812

13:44:28

6,916

234.2000

CHIX

969814

13:44:28

6,168

234.2000

CHIX

969816

13:44:28

3,653

234.2000

Aquis

969818

13:44:28

10,826

234.2000

LSE

969820

13:44:32

5,481

233.6000

LSE

969911

13:44:32

4,440

233.6000

LSE

969909

13:44:32

3,087

233.8000

Aquis

969901

13:44:32

748

233.8000

Aquis

969897

13:44:32

2,561

233.8000

CHIX

969899

13:44:32

6,367

233.8000

LSE

969907

13:44:32

3,911

233.8000

LSE

969903

13:44:32

9,736

233.8000

LSE

969905

13:45:24

1,940

233.4000

LSE

971684

13:45:24

5,550

233.4000

LSE

971682

13:45:24

3,965

233.4000

LSE

971680

13:45:28

8,623

233.4000

LSE

971824

13:45:28

2,700

233.4000

LSE

971822

13:46:07

2,646

233.2000

LSE

972381

13:46:07

3,717

233.2000

LSE

972379

13:46:07

3,721

233.2000

LSE

972377

13:47:03

4,437

233.0000

CHIX

973404

13:47:03

8,085

233.0000

LSE

973402

13:47:03

6,267

233.0000

CHIX

973410

13:47:03

2,294

233.0000

LSE

973406

13:47:03

4,505

233.0000

CHIX

973408

13:50:07

3,596

232.8000

CHIX

977381

13:50:07

4,199

232.8000

CHIX

977379

13:50:07

204

232.8000

CHIX

977377

13:50:07

5,963

232.8000

LSE

977375

13:50:07

3,722

232.8000

LSE

977373

13:50:07

52

232.8000

LSE

977371

13:52:10

1

233.0000

CHIX

979530

13:52:10

43

233.0000

CHIX

979528

13:52:40

45

233.0000

CHIX

979919

13:53:10

45

233.0000

CHIX

980263

13:53:40

45

233.0000

CHIX

980660

13:55:31

421

233.0000

CHIX

983299

13:56:40

1

233.0000

CHIX

984098

13:56:40

39

233.0000

CHIX

984096

13:57:43

1

233.0000

CHIX

984730

13:57:43

43

233.0000

CHIX

984728

14:16:11

395

234.2000

LSE

1007220

14:16:11

2,700

234.2000

LSE

1007218

14:16:11

513

234.2000

LSE

1007216

14:16:28

3,548

234.2000

LSE

1007443

14:16:28

262

234.2000

LSE

1007441

14:16:28

187

234.2000

LSE

1007439

14:18:10

4,466

234.2000

LSE

1009153

14:30:21

2,720

233.8000

LSE

1028067

14:30:21

10,178

233.8000

LSE

1028049

14:30:21

9,862

233.8000

LSE

1028047

14:35:22

1,189

234.2000

LSE

1040755

14:35:22

571

234.2000

LSE

1040757

14:35:24

9,445

234.2000

LSE

1040797

14:44:18

10,197

234.6000

LSE

1055540

14:44:18

9,763

234.6000

LSE

1055538

14:59:05

11,674

234.8000

LSE

1093334

15:10:01

10,031

234.0000

LSE

1125320

15:10:01

10,450

234.0000

LSE

1125318

15:10:01

11,458

234.2000

LSE

1125316

15:15:28

6,194

234.6000

LSE

1136067

15:15:28

3,727

234.6000

LSE

1136065

15:15:28

131

234.6000

LSE

1136063

15:15:28

1,720

234.6000

LSE

1136061

15:21:41

816

234.6000

LSE

1148261

15:21:41

11,016

234.6000

LSE

1148263

15:24:10

9,976

234.2000

LSE

1152563

15:34:05

9,171

234.0000

LSE

1173897

15:34:05

2,360

234.0000

LSE

1173895

15:34:05

10,245

234.0000

LSE

1173893

15:36:28

1,535

234.2000

LSE

1179545

15:36:28

5,433

234.2000

LSE

1179541

15:36:28

3,726

234.2000

LSE

1179539

15:36:28

2,516

234.2000

LSE

1179537

15:38:34

371

234.0000

LSE

1182786

15:38:34

5,407

234.0000

LSE

1182783

15:38:34

8,503

234.0000

LSE

1182779

15:38:34

1,094

234.0000

LSE

1182777

15:38:34

1,706

234.0000

LSE

1182775

15:38:34

3,726

234.0000

LSE

1182781

15:40:24

11,735

233.8000

LSE

1187382

15:40:24

5,520

233.8000

LSE

1187380

15:40:24

3,727

233.8000

LSE

1187378

15:40:24

686

233.8000

LSE

1187376

15:44:54

4,821

233.6000

LSE

1194286

15:45:33

3,993

233.6000

LSE

1197141

15:45:33

3,726

233.6000

LSE

1197139

15:45:33

2,506

233.6000

LSE

1197137

15:45:33

5,899

233.6000

LSE

1197135

15:55:12

11,268

234.2000

LSE

1215217

16:04:26

2,214

234.4000

LSE

1234131

16:04:26

8,030

234.4000

LSE

1234129

16:13:07

2,330

234.4000

LSE

1251552

16:13:07

2,000

234.4000

LSE

1251550

16:13:07

634

234.4000

LSE

1251546

16:13:07

334

234.4000

LSE

1251544

16:13:07

1,632

234.4000

LSE

1251548

16:16:52

8,563

234.8000

LSE

1261534

16:16:52

3,011

234.8000

LSE

1261532

16:20:25

3,723

234.6000

LSE

1269488

16:21:23

10,574

234.8000

LSE

1271207

16:21:25

2,861

234.8000

LSE

1271254

16:21:25

8,876

234.8000

LSE

1271252

16:28:38

9,775

235.0000

LSE

1294967

16:29:04

7,238

235.0000

LSE

1295773

16:29:04

3,723

235.0000

LSE

1295768